{"title":"Growth Media \u0026 Supplements","description":"\u003cp\u003eComprehensive range of cell culture media and supplements optimised for cultivated meat production. Our selection emphasises serum-free, animal-free formulations that support commercial viability and regulatory approval.\u003c\/p\u003e\u003cp\u003eFrom basal media through to specialised growth factors, find the nutritional components needed to maximise cell proliferation and differentiation. All media formulations are designed for scalability from laboratory to production bioreactors.\u003c\/p\u003e\u003cp\u003eTechnical support available for media optimisation, cost reduction strategies, and custom formulation development. Compatible with standard bioprocessing equipment and validated for consistent performance across production scales.\u003c\/p\u003e","products":[{"product_id":"multus-proliferum-p","title":"Multus Proliferum® P","description":"\u003cp data-start=\"490\" data-end=\"1060\"\u003eProliferum P is an animal component-free serum replacement designed for the culture of porcine adipose-derived stem cells. It addresses the limitations of foetal bovine serum by providing a defined and scalable alternative suited to cultivated meat development. The product is supplied as a panel of three distinct formulations, each offering a slightly different composition to support comparative optimisation. This enables producers to identify the formulation that best supports proliferation and differentiation within their specific cell lines and culture systems.\u003c\/p\u003e\n\u003cp data-start=\"1062\" data-end=\"1653\"\u003eThe formulations were evaluated across immortalised and spontaneously immortalised porcine adipocyte-derived stem cell models (piADSCs and psiADSCs). Across five passages, cells grown with Proliferum P exhibited doubling times, morphology, and viability comparable to cultures supplemented with 10 per cent FBS. Differentiation assays confirmed normal adipogenic behaviour, and live–dead staining demonstrated robust survival in both adherent and microcarrier-based workflows. These data show that all three variants provide reliable performance across static and suspension culture formats.\u003c\/p\u003e\n\u003cp data-start=\"1655\" data-end=\"2252\"\u003eProliferum P is supplied sterile and frozen and should be stored at −20 °C with minimal light exposure. Thawing at room temperature is recommended to preserve stability. Following thaw, the product is diluted into basal medium such as DMEM\/F12 to a working concentration of 1–2×, with titration advised to determine the optimal ratio for each cell system. The complete medium should be used within one to two weeks and exchanged every forty-eight hours. When transitioning from serum-containing systems, the formulations support either direct switching or a gradual adaptation over three passages.\u003c\/p\u003e\n\u003cp data-start=\"2254\" data-end=\"2420\"\u003eMultus recommends evaluating all three formulations during initial optimisation, as cell-type-specific responses may influence performance under different conditions.\u003c\/p\u003e","brand":"Multus","offers":[{"title":"Porcine ADSC Growth Formulation (PP01) \/ 10 mL","offer_id":51828720435528,"sku":"PP01-10ML","price":2.5,"currency_code":"GBP","in_stock":true},{"title":"Porcine ADSC Growth Formulation (PP01) \/ 100 mL","offer_id":52001966260552,"sku":"PP01-100ML","price":23.0,"currency_code":"GBP","in_stock":true},{"title":"Porcine ADSC Growth Formulation (PP02) \/ 10 mL","offer_id":51828720468296,"sku":"PP02-10ML","price":3.0,"currency_code":"GBP","in_stock":true},{"title":"Porcine ADSC Growth Formulation (PP02) \/ 100 mL","offer_id":52001966293320,"sku":"PP02-100ML","price":27.0,"currency_code":"GBP","in_stock":true},{"title":"Porcine ADSC Growth Formulation (PP03) \/ 10 mL","offer_id":51828720501064,"sku":"PP03-10ML","price":4.0,"currency_code":"GBP","in_stock":true},{"title":"Porcine ADSC Growth Formulation (PP03) \/ 100 mL","offer_id":52001966326088,"sku":"PP03-100ML","price":34.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/68628aa12f8cb9b106be4647_prop_0e32d370-2806-4fd5-b880-60e721dae1e9.jpg?v=1761071711"},{"product_id":"kcell-dmem","title":"KCell DMEM","description":"\u003cp data-start=\"366\" data-end=\"805\"\u003eKCell DMEM is a basal medium formulated for the culture of a wide variety of mammalian cells, including fibroblasts, muscle cells, and primary stem cells. It provides the essential amino acids, vitamins, salts, and glucose required to sustain cell metabolism and proliferation. The high-glucose version supports rapid growth of fast-dividing cell lines, while the low-glucose version is suited to more sensitive or differentiated cells.\u003c\/p\u003e\n\u003cp data-start=\"807\" data-end=\"1181\"\u003eProduced in ISO-certified, cGMP-validated facilities, KCell DMEM ensures lot-to-lot consistency and compliance with global quality standards. Both powder and liquid forms are available with flexible customisation options, including L-glutamine, phenol red, sodium pyruvate, and bicarbonate buffering. Each batch is tested for sterility, pH, and osmolarity before release.\u003c\/p\u003e\n\u003cp data-start=\"1183\" data-end=\"1508\"\u003eThe medium is supplied sterile and protected from light, ready for use in cultivated-meat and cellular-agriculture research. Its composition mirrors the nutrient balance used in academic and industrial cell-culture protocols, providing a reliable foundation for scaling R\u0026amp;D processes into pilot and production environments.\u003c\/p\u003e","brand":"KCell","offers":[{"title":"With Glucose – With L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51860962607432,"sku":"KCELL-DMEM-WG-LG-PR-500","price":5.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – With L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51860967915848,"sku":"KCELL-DMEM-WG-LG-PR-1000","price":9.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – Without L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51860962640200,"sku":"KCELL-DMEM-WG-NLG-PR-500","price":5.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – Without L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51860968014152,"sku":"KCELL-DMEM-WG-NLG-PR-1000","price":9.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – With L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970322006344,"sku":"KCELL-DMEM-GF-LG-PR-500","price":5.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – With L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970322039112,"sku":"KCELL-DMEM-GF-LG-PR-1000","price":9.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – Without L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970322268488,"sku":"KCELL-DMEM-GF-NLG-PR-500","price":5.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – Without L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970322301256,"sku":"KCELL-DMEM-GF-NLG-PR-1000","price":9.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/DMEM-Liquid-1L-1--11-10-2025_05_53_PM.png?v=1762802630"},{"product_id":"kcell-dmem-f12","title":"KCell DMEM\/F12","description":"\u003cp data-start=\"1869\" data-end=\"2256\"\u003eDMEM\/F12 combines Dulbecco’s Modified Eagle Medium with Ham’s F-12 nutrient mix at a 1:1 ratio, providing a balanced formulation widely used for mammalian, endothelial, and fibroblast cell culture. KCell DMEM\/F12 offers a broad nutrient spectrum with optimised amino acid, vitamin, and trace-element content to support high viability and reproducible growth across diverse cell types.\u003c\/p\u003e\n\u003cp data-start=\"2258\" data-end=\"2633\"\u003eEach lot is produced under cGMP and ISO-13485 standards to ensure consistency and regulatory reliability. Variants include differences in glucose concentration, L-glutamine, phenol red, and buffering systems, allowing users to match the formulation to specific process conditions. The medium can be supplied as a ready-to-use liquid or as a dry powder for bulk preparation.\u003c\/p\u003e\n\u003cp data-start=\"2635\" data-end=\"2915\"\u003eKCell DMEM\/F12 is commonly used in serum-free and reduced-serum systems for cultivated-meat research, particularly during scale-up or differentiation phases. The balanced formulation provides the nutrient stability required for long-term culture and complex co-culture systems.\u003c\/p\u003e","brand":"KCell","offers":[{"title":"With Glucose – With L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51860987609416,"sku":"KCELL-DMEMF12-WG-LG-PR-500","price":8.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – With L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51860987642184,"sku":"KCELL-DMEMF12-WG-LG-PR-1000","price":11.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – Without L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970390163784,"sku":"KCELL-DMEMF12-WG-NLG-PR-500","price":7.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – Without L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970390262088,"sku":"KCELL-DMEMF12-WG-NLG-PR-1000","price":11.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – With L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970390196552,"sku":"KCELL-DMEMF12-GF-LG-PR-500","price":8.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – With L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970390294856,"sku":"KCELL-DMEMF12-GF-LG-PR-1000","price":11.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – Without L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970390229320,"sku":"KCELL-DMEMF12-GF-NLG-PR-500","price":7.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – Without L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970390327624,"sku":"KCELL-DMEMF12-GF-NLG-PR-1000","price":11.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/DMEM_F12-Liquid-1L-11-10-2025_07_35_PM.png?v=1762803440"},{"product_id":"kcell-hams-f-12","title":"KCell Ham’s F-12","description":"\u003cp data-start=\"3261\" data-end=\"3641\"\u003eHam’s F-12 is a nutrient-rich basal medium formulated for mammalian cell lines such as CHO, HeLa, and L-cells. It contains elevated levels of choline, inositol, putrescine, and select amino acids compared with earlier formulations such as F-10. KCell’s Ham’s F-12 is manufactured under cGMP and ISO-certified conditions to ensure batch-to-batch consistency and reproducibility.\u003c\/p\u003e\n\u003cp data-start=\"3643\" data-end=\"3949\"\u003eThe medium can be ordered with or without L-glutamine, phenol red, or sodium pyruvate, and is available in liquid or powder formats. Its balanced formulation supports serum-containing and serum-free systems, making it suitable for hybrid media such as DMEM\/F12 blends or custom cultivated-meat processes.\u003c\/p\u003e\n\u003cp data-start=\"3951\" data-end=\"4234\"\u003eHam’s F-12 is often used for the maintenance and differentiation of adherent cells that require more complex nutrient environments. Its amino-acid profile and buffering stability make it ideal for long-term culture of animal muscle and connective-tissue cells in research settings.\u003c\/p\u003e","brand":"KCell","offers":[{"title":"With Glucose – With L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51861003632968,"sku":"KCELL-HAMF12-WG-LG-PR-500","price":8.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – With L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51861003665736,"sku":"KCELL-HAMF12-WG-LG-PR-1000","price":12.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – Without L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51861116322120,"sku":"KCELL-HAMF12-WG-NLG-PR-500","price":8.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – Without L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51861116354888,"sku":"KCELL-HAMF12-WG-NLG-PR-1000","price":12.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – With L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970386624840,"sku":"KCELL-HAMF12-GF-LG-PR-500","price":8.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – With L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970386657608,"sku":"KCELL-HAMF12-GF-LG-PR-1000","price":12.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – Without L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970386755912,"sku":"KCELL-HAMF12-GF-NLG-PR-500","price":8.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – Without L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970386788680,"sku":"KCELL-HAMF12-GF-NLG-PR-1000","price":12.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Ham_s-F-12-Liquid-1L-11-10-2025_07_45_PM.png?v=1762806544"},{"product_id":"kcell-imdm","title":"KCell IMDM","description":"\u003cp data-start=\"4614\" data-end=\"4992\"\u003eKCell IMDM is an advanced basal medium designed for high-density mammalian cell culture. Based on DMEM, it incorporates selenium, enhanced vitamins, and potassium nitrate in place of iron nitrate to improve cell performance and reduce oxidative stress. It supports robust proliferation of fast-growing cells, including fibroblasts, immune cell lines, and myogenic precursors.\u003c\/p\u003e\n\u003cp data-start=\"4994\" data-end=\"5259\"\u003eIMDM is manufactured in liquid or powder form under ISO and cGMP conditions, ensuring high purity and reproducible composition. Each lot is validated for sterility, pH, and osmolarity and is supplied in light-protected packaging with a 12- to 24-month shelf life.\u003c\/p\u003e\n\u003cp data-start=\"5261\" data-end=\"5557\"\u003eThe formulation is suitable for both research and bioprocess development, where nutrient-dense environments and stable buffering are required. Its consistent performance across multiple cell types makes it a dependable choice for cultivated-meat research and related biotechnology applications.\u003c\/p\u003e","brand":"KCell","offers":[{"title":"With Glucose – With L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51861184151880,"sku":"KCELL-IMDM-WG-LG-PR-500","price":12.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – With L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51861184184648,"sku":"KCELL-IMDM-WG-LG-PR-1000","price":20.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – Without L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970395013448,"sku":"KCELL-IMDM-WG-NLG-PR-500","price":11.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – Without L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970395046216,"sku":"KCELL-IMDM-WG-NLG-PR-1000","price":20.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – With L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970395275592,"sku":"KCELL-IMDM-GF-LG-PR-500","price":12.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – With L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970395308360,"sku":"KCELL-IMDM-GF-LG-PR-1000","price":20.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – Without L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970395537736,"sku":"KCELL-IMDM-GF-NLG-PR-500","price":11.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – Without L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970395570504,"sku":"KCELL-IMDM-GF-NLG-PR-1000","price":20.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/IMDM-Liquid-1L-1--11-10-2025_08_34_PM.png?v=1762806975"},{"product_id":"kcell-rpmi-1640","title":"KCell RPMI 1640","description":"\u003cp data-start=\"5874\" data-end=\"6279\"\u003eKCell RPMI 1640 medium provides a balanced environment for mammalian cells requiring elevated vitamin and amino-acid levels. Originally developed at Roswell Park Memorial Institute, it contains inositol, choline, and reduced glutathione to support metabolic activity. The medium has broad applicability in cultivated-meat and biomedical R\u0026amp;D, particularly for immune, epithelial, or fibroblast cultures.\u003c\/p\u003e\n\u003cp data-start=\"6281\" data-end=\"6625\"\u003eManufactured under ISO-13485 and cGMP validation, KCell RPMI 1640 ensures purity and reproducibility. Variants are available with or without L-glutamine and sodium pyruvate, in both powder and liquid form. It supports reliable performance in batch or fed-batch culture systems and provides stable buffering across extended culture durations.\u003c\/p\u003e","brand":"KCell","offers":[{"title":"With Glucose – With L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51861195358536,"sku":"KCELL-RPMI1640-WG-LG-PR-500","price":5.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – With L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51861195391304,"sku":"KCELL-RPMI1640-WG-LG-PR-1000","price":9.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – Without L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970483913032,"sku":"KCELL-RPMI1640-WG-NLG-PR-500","price":5.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – Without L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970483945800,"sku":"KCELL-RPMI1640-WG-NLG-PR-1000","price":9.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – With L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970484175176,"sku":"KCELL-RPMI1640-GF-LG-PR-500","price":5.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – With L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970484207944,"sku":"KCELL-RPMI1640-GF-LG-PR-1000","price":9.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – Without L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970484437320,"sku":"KCELL-RPMI1640-GF-NLG-PR-500","price":5.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – Without L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970484470088,"sku":"KCELL-RPMI1640-GF-NLG-PR-1000","price":9.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/RPMI-1640-Liquid-1L-11-10-2025_08_48_PM.png?v=1762807847"},{"product_id":"xcell-factor-fgf2","title":"XCeLL Factor™ FGF2","description":"\u003cp data-start=\"438\" data-end=\"954\"\u003eXCeLL Factor™ FGF2 is a recombinant human fibroblast growth factor 2 designed to support sustained proliferation and viability in serum free and chemically defined cell culture systems. It provides a key mitogenic signal for a wide range of mammalian cell types, including myoblasts, fibroblasts, and progenitor cells used in cultivated meat and regenerative biology. Its activity helps maintain proliferative capacity during expansion while contributing to controlled differentiation when used in defined protocols.\u003c\/p\u003e\n\u003cp data-start=\"956\" data-end=\"1427\"\u003eThe protein is produced through \u003cem data-start=\"988\" data-end=\"997\"\u003eE. coli\u003c\/em\u003e expression and purified to a high level of homogeneity with low endotoxin content. This manufacturing approach ensures reproducible structural quality and batch consistency, reducing variability compared with animal derived alternatives. Its defined composition and stable biological activity make it suitable for workflows where traceability and regulatory alignment are important for process optimisation and scale up planning.\u003c\/p\u003e\n\u003cp data-start=\"1429\" data-end=\"1938\"\u003eXCeLL Factor™ FGF2 is supplied as a liquid formulation that integrates directly into basal media or supplement blends without reconstitution. The format supports low temperature storage and straightforward preparation of stock solutions for routine use in serum free media development. Once incorporated into culture systems, it provides sustained signalling that promotes efficient expansion under defined conditions and supports the development of tissue specific characteristics in downstream applications.\u003c\/p\u003e\n\u003cp data-start=\"1940\" data-end=\"2194\"\u003eThis growth factor is suitable for R\u0026amp;D and early process development in cultivated meat, stem cell culture, and mammalian cell expansion platforms where reliable mitogenic support and defined inputs are required for consistent and interpretable outcomes.\u003c\/p\u003e","brand":"XCeLL","offers":[{"title":"100 μg","offer_id":51868848980296,"sku":"BM-0124-100","price":75.0,"currency_code":"GBP","in_stock":true},{"title":"1 mg","offer_id":51868849013064,"sku":"BM-0124-1","price":149.0,"currency_code":"GBP","in_stock":true},{"title":"10 mg","offer_id":52001594048840,"sku":"BM-0124-10","price":930.0,"currency_code":"GBP","in_stock":true},{"title":"100 mg","offer_id":52001594081608,"sku":"BM-0124-100mg","price":4165.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Generated-Image-October-28-2025-12_26PM-10-28-2025_12_27_PM.png?v=1761654446"},{"product_id":"xcell-factor-egf","title":"XCeLL Factor™ EGF","description":"\u003cp data-start=\"417\" data-end=\"985\"\u003eXCeLL Factor™ EGF is a recombinant human epidermal growth factor formulated to support rapid proliferation and controlled differentiation in epithelial and fibroblast cell systems. It provides a defined signalling input for serum free and xeno free culture environments, making it a useful component in media formulations designed for cultivated meat research and broader mammalian cell expansion. Its activity helps maintain viability and promotes organised cell growth in workflows where serum components must be removed for reproducibility and regulatory alignment.\u003c\/p\u003e\n\u003cp data-start=\"987\" data-end=\"1496\"\u003eThe protein is manufactured through \u003cem data-start=\"1023\" data-end=\"1032\"\u003eE. coli\u003c\/em\u003e expression and purified to a high level of homogeneity, with endotoxin levels maintained below accepted thresholds for sensitive culture systems. This production approach delivers consistent batch performance and removes the variability associated with animal derived sources. Its defined structure and reliable biological activity support predictable responses in cell types commonly used in tissue development, culture maintenance, and early scale up processes.\u003c\/p\u003e\n\u003cp data-start=\"1498\" data-end=\"1956\"\u003eXCeLL Factor™ EGF is supplied as a liquid formulation designed for integration into chemically defined and serum free media. The format supports stable storage at low temperature and eliminates reconstitution requirements, allowing rapid preparation of stock solutions and direct incorporation into basal media or supplement blends. Once added to culture systems, it supports reproducible proliferation and tissue specific behaviour under defined conditions.\u003c\/p\u003e\n\u003cp data-start=\"1958\" data-end=\"2186\"\u003eThis growth factor is suited to R\u0026amp;D and early process development for cultivated meat, epithelial biology, and general mammalian cell culture where controlled and traceable signalling inputs are required for consistent outcomes.\u003c\/p\u003e","brand":"XCeLL","offers":[{"title":"100 μg","offer_id":51868866707784,"sku":"BM-0125-100","price":45.0,"currency_code":"GBP","in_stock":true},{"title":"1 mg","offer_id":51868866740552,"sku":"BM-0125-1","price":75.0,"currency_code":"GBP","in_stock":true},{"title":"10 mg","offer_id":52001384268104,"sku":"BM-0125-10","price":372.0,"currency_code":"GBP","in_stock":true},{"title":"100 mg","offer_id":52001384300872,"sku":"BM-0125-100mg","price":744.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Generated-Image-October-28-2025-12_35PM-10-28-2025_12_37_PM.png?v=1761655074"},{"product_id":"xcell-factor-igf-1-lr3","title":"XCeLL Factor™ IGF-1 LR3","description":"\u003cp data-start=\"515\" data-end=\"1052\"\u003eXCeLL Factor™ IGF-1 LR3 is a recombinant insulin like growth factor designed to enhance proliferation, differentiation, and survival in mammalian cell systems. The LR3 analogue incorporates a thirteen amino acid extension at the N terminus, which reduces binding to inhibitory proteins and increases its effective activity in serum free media. This extended signalling capability supports myoblast proliferation, protein synthesis, and early differentiation processes relevant to cultivated meat and advanced tissue culture applications.\u003c\/p\u003e\n\u003cp data-start=\"1054\" data-end=\"1553\"\u003eThe protein is produced through \u003cem data-start=\"1086\" data-end=\"1095\"\u003eE. coli\u003c\/em\u003e expression and purified to a high level of homogeneity with low endotoxin content. Each batch is manufactured to preserve structural integrity and maintain consistent biological activity across a range of cell types, including fibroblasts and myocytes. This defined and animal origin free production approach contributes to predictable performance in workflows where reproducibility and quality control are required for media optimisation or early scale up.\u003c\/p\u003e\n\u003cp data-start=\"1555\" data-end=\"1979\"\u003eXCeLL Factor™ IGF-1 LR3 is supplied as a liquid formulation that integrates directly into serum free or chemically defined media. The format supports stable storage at low temperature and reduces preparation time by eliminating reconstitution steps. Once added to culture systems, the growth factor provides sustained signalling that promotes viable expansion and supports the development of tissue specific characteristics.\u003c\/p\u003e\n\u003cp data-start=\"1981\" data-end=\"2213\"\u003eThis product is suitable for R\u0026amp;D and early process development in cultivated meat, regenerative culture systems, and general mammalian cell applications where defined anabolic signalling is required to support reproducible outcomes.\u003c\/p\u003e","brand":"XCeLL","offers":[{"title":"100 μg","offer_id":51869046964552,"sku":"BM-0126-100","price":45.0,"currency_code":"GBP","in_stock":true},{"title":"1 mg","offer_id":51869046997320,"sku":"BM-0126-1","price":75.0,"currency_code":"GBP","in_stock":true},{"title":"10 mg","offer_id":52001379549512,"sku":"BM-0126-10","price":372.0,"currency_code":"GBP","in_stock":true},{"title":"100 mg","offer_id":52001379582280,"sku":"BM-0126-100mg","price":744.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/GeneratedImageOctober28_2025-12_51PM_98f97303-5b12-4cbf-af1c-84af223a46f6.png?v=1761655914"},{"product_id":"xcell-its-media","title":"XCeLL ITS Media™","description":"\u003cp data-end=\"922\" data-start=\"396\"\u003eXCeLL ITS Media™ is a serum-free supplement designed to provide insulin, transferrin, and selenium in a defined and ready-to-use format for mammalian cell culture. It supports metabolic balance, nutrient uptake, and antioxidant protection across a wide range of cell types used in cultivated meat research and advanced bioprocessing. By replacing animal serum with defined components, it helps maintain consistent cell proliferation and differentiation in workflows where regulatory alignment and reproducibility are required.\u003c\/p\u003e\n\u003cp data-end=\"1519\" data-start=\"924\"\u003eThe formulation contains recombinant insulin and transferrin alongside selenium, providing essential cofactors for glucose utilisation, iron transport, and redox control. Each component is manufactured under controlled conditions to ensure high purity and low variability between batches. This consistency supports predictable cellular responses and removes the uncertainty associated with serum-derived supplements. The defined composition aligns with chemically defined media development strategies and is compatible with cell systems such as myoblasts, fibroblasts, and adipogenic precursors.\u003c\/p\u003e\n\u003cp data-end=\"1984\" data-start=\"1521\"\u003eXCeLL ITS Media™ is supplied as a 100× liquid concentrate that integrates directly into common basal media, including DMEM, RPMI, and MEM. The format allows rapid preparation without reconstitution and supports stable storage at refrigerated temperatures. Once diluted to working concentration, the supplement provides a controlled environment that maintains viability during expansion and supports differentiation protocols used in structured tissue development.\u003c\/p\u003e\n\u003cp data-end=\"2192\" data-start=\"1986\"\u003eThis supplement is suitable for R\u0026amp;D, optimisation studies, and early-stage scale-up in cultivated meat, regenerative cell culture, and broader serum-free applications requiring defined and traceable inputs.\u003c\/p\u003e","brand":"XCeLL","offers":[{"title":"10 mL (100×)","offer_id":52001263419720,"sku":"XCeLL-ITS-Med-10","price":13.0,"currency_code":"GBP","in_stock":true},{"title":"100 mL (100×)","offer_id":52001263452488,"sku":"XCeLL-ITS-Med-100","price":75.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/GeneratedImageOctober28_2025-1_18PM.png?v=1761657530"},{"product_id":"xcell-factor-tgf-3","title":"XCeLL Factor™ TGF-β3","description":"\u003cp data-start=\"419\" data-end=\"998\"\u003eXCeLL Factor™ TGF-β3 is a recombinant human transforming growth factor beta-3 supplied in liquid form to support cellular differentiation, extracellular matrix deposition, and tissue organisation in defined culture systems. It plays a key role in myogenesis and fibroblast regulation, making it relevant for cultivated meat research where controlled differentiation is required for muscle development and structured tissue formation. Its activity helps guide cell fate in processes where serum components must be removed to achieve reproducible and chemically defined conditions.\u003c\/p\u003e\n\u003cp data-start=\"1000\" data-end=\"1479\"\u003eThe protein is produced using a human expression system and purified to high homogeneity with low endotoxin levels. This approach preserves the structural conformation and signalling activity required for consistent performance across common mammalian cell types, including fibroblasts and myocytes. The defined, animal-origin-free composition reduces variability between batches and aligns with media development strategies intended for future regulatory assessment or scale-up.\u003c\/p\u003e\n\u003cp data-start=\"1481\" data-end=\"1949\"\u003eXCeLL Factor™ TGF-β3 is supplied as a ready-to-use liquid solution with confirmed solubility in dilute acidic buffers such as 4 mM HCl or 10 mM citric acid when carrier proteins are included. The format supports stable storage at low temperature and straightforward integration into basal media, supplement blends, or differentiation protocols. Its predictable activity profile allows precise dosing in workflows where fine control over cellular behaviour is required.\u003c\/p\u003e\n\u003cp data-start=\"1951\" data-end=\"2193\"\u003eThis growth factor is suitable for R\u0026amp;D and early-stage optimisation in cultivated meat, tissue engineering, and advanced cell culture applications where defined signalling inputs are essential for reproducibility and tissue-specific outcomes.\u003c\/p\u003e","brand":"XCeLL","offers":[{"title":"100 µg","offer_id":52001246511432,"sku":"XCeLL-Fac-TGF-100","price":75.0,"currency_code":"GBP","in_stock":true},{"title":"1 mg","offer_id":52001246544200,"sku":"XCeLL-Fac-TGF-1","price":372.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Generated-Image-November-04-2025-4_23PM-11-04-2025_04_24_PM.png?v=1762273478"},{"product_id":"xcell-factor-insulin","title":"XCeLL Factor™ Insulin","description":"\u003cp data-start=\"415\" data-end=\"944\"\u003eXCeLL Factor™ Insulin is a recombinant human insulin supplied in lyophilised form for use in serum-free and chemically defined media. It supports glucose uptake, lipid regulation, and cell survival, making it a critical component in media formulations designed for mammalian and cultivated meat cell systems. Its activity contributes to stable proliferation and maintenance across fibroblasts, myoblasts, adipocytes, and other metabolically active cell types that require defined supplementation to replace serum-derived factors.\u003c\/p\u003e\n\u003cp data-start=\"946\" data-end=\"1420\"\u003eThe protein is produced through recombinant DNA expression in an animal-origin-free system and purified to high homogeneity under reducing conditions. This manufacturing approach provides consistent structural integrity and reduces variability compared with plasma-derived alternatives. The defined composition supports predictable metabolic responses in workflows where reproducibility and traceability are essential for process optimisation and future regulatory planning.\u003c\/p\u003e\n\u003cp data-start=\"1422\" data-end=\"1854\"\u003eXCeLL Factor™ Insulin is supplied as a lyophilised powder that dissolves readily in dilute acid, including 10 mM HCl, to prepare concentrated stock solutions. The format facilitates long-term storage at −20°C while maintaining stability for extended periods. Once reconstituted, the solution integrates smoothly into basal media, supplement blends, or feed strategies used in high-density cell culture and differentiation protocols.\u003c\/p\u003e\n\u003cp data-start=\"1856\" data-end=\"2171\"\u003eThis product is suited to R\u0026amp;D and early process development in cultivated meat, advanced cell culture, and metabolic studies where chemically defined inputs are required. Its reliability and compatibility with serum-free systems support progression from laboratory research to more scalable bioprocess environments.\u003c\/p\u003e","brand":"XCeLL","offers":[{"title":"1 g","offer_id":52001241596232,"sku":"XCeLL-Fac-Ins-1g","price":224.0,"currency_code":"GBP","in_stock":true},{"title":"10 g","offer_id":52001241629000,"sku":"XCeLL-Fac-Ins-10g","price":1488.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Generated-Image-November-04-2025-12_52PM-11-04-2025_12_53_PM.png?v=1762260821"},{"product_id":"xcell-factor-transferrin","title":"XCeLL Factor™ Transferrin","description":"\u003cp data-start=\"508\" data-end=\"1014\"\u003eXCeLL Factor™ Transferrin is a recombinant human transferrin supplied in lyophilised form for use in serum-free and chemically defined media. It delivers bioavailable iron to cultured cells, supporting metabolic activity and sustained proliferation in mammalian and emerging cultivated meat systems. By providing a controlled and serum-independent route for iron transport, it helps maintain consistent cell performance in workflows where serum components must be removed for regulatory or process reasons.\u003c\/p\u003e\n\u003cp data-start=\"1016\" data-end=\"1579\"\u003eThe protein is produced through recombinant expression in \u003cem data-start=\"1074\" data-end=\"1083\"\u003eE. coli\u003c\/em\u003e and purified to high homogeneity, providing a reliable alternative to plasma-derived transferrin. Its defined composition reduces batch variability and removes animal-origin risks, which is important for researchers developing media formulations intended for scale-up or future regulatory submission. The molecular structure and iron-binding functionality are preserved during manufacturing, ensuring compatibility with a broad range of cell types used in bioprocessing and cellular agriculture.\u003c\/p\u003e\n\u003cp data-start=\"1581\" data-end=\"1964\"\u003eEach batch is supplied as a lyophilised powder that reconstitutes efficiently in dilute acid, including 10 mM HCl. The format supports long-term storage at −20°C and simplified transport without requiring liquid cold chain conditions. Once dissolved, the solution can be incorporated directly into basal media, supplement blends, or feed strategies used in high-density cell culture.\u003c\/p\u003e\n\u003cp data-start=\"1966\" data-end=\"2295\"\u003eXCeLL Factor™ Transferrin is suitable for R\u0026amp;D and pre-commercial optimisation in cultivated meat, advanced cell culture, and bioprocess development pipelines. It aligns with chemically defined and animal-component-free workflows where reproducibility and traceability are essential for progression from laboratory to pilot scale.\u003c\/p\u003e","brand":"XCeLL","offers":[{"title":"1 g","offer_id":52001238647112,"sku":"XCeLL-Fac-Trans-1g","price":224.0,"currency_code":"GBP","in_stock":true},{"title":"10 g","offer_id":52001238679880,"sku":"XCeLL-Fac-Trans-10g","price":1860.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Generated-Image-November-03-2025-6_27PM-11-03-2025_06_28_PM.png?v=1762194532"},{"product_id":"kcell-mem","title":"KCell MEM","description":"\u003cp data-start=\"259\" data-end=\"670\"\u003eKCell MEM (Minimum Essential Medium) is a balanced basal medium developed for the maintenance and propagation of a wide range of mammalian cells. Derived from Harry Eagle’s original formulation, it provides the essential amino acids, vitamins, and salts required for cell metabolism, making it suitable for fibroblast, epithelial, and other adherent cell lines used in cultivated-meat and biomedical research.\u003c\/p\u003e\n\u003cp data-start=\"672\" data-end=\"1104\"\u003eProduced under ISO-certified, cGMP-validated conditions, KCell MEM offers high consistency and purity across all batches. It can be ordered in liquid or powder form with configurable additives such as L-glutamine, phenol red, sodium pyruvate, and bicarbonate buffering, allowing precise alignment with individual cell-culture requirements. Each batch is tested for sterility, pH, and osmolarity to ensure reproducible performance.\u003c\/p\u003e\n\u003cp data-start=\"1106\" data-end=\"1444\"\u003eThe formulation supports both serum-containing and defined media systems, offering flexibility for early-stage R\u0026amp;D through to process development. Its simplicity, stability, and broad compatibility make KCell MEM a dependable foundation for mammalian cell culture in cultivated-meat, pharmaceutical, and tissue-engineering applications.\u003c\/p\u003e","brand":"KCell","offers":[{"title":"With Glucose – With L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970565701960,"sku":"KCELL-MEM-WG-LG-PR-500","price":8.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – With L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970565734728,"sku":"KCELL-MEM-WG-LG-PR-1000","price":11.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – Without L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970565767496,"sku":"KCELL-MEM-WG-NLG-PR-500","price":7.0,"currency_code":"GBP","in_stock":true},{"title":"With Glucose – Without L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970565800264,"sku":"KCELL-MEM-WG-NLG-PR-1000","price":11.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – With L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970565833032,"sku":"KCELL-MEM-GF-LG-PR-500","price":8.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – With L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970565865800,"sku":"KCELL-MEM-GF-LG-PR-1000","price":11.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – Without L-Glutamine \u0026 Phenol Red \/ 500 mL","offer_id":51970565898568,"sku":"KCELL-MEM-GF-NLG-PR-500","price":7.0,"currency_code":"GBP","in_stock":true},{"title":"Glucose-Free – Without L-Glutamine \u0026 Phenol Red \/ 1000 mL","offer_id":51970565931336,"sku":"KCELL-MEM-GF-NLG-PR-1000","price":11.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/MEM-Liquid-1L-1--11-10-2025_11_13_PM.png?v=1762816519"},{"product_id":"kcell-m199","title":"KCell M199","description":"\u003cp data-start=\"1470\" data-end=\"1939\"\u003eKCell M199 (Medium 199) is a nutrient-rich basal medium designed to support diverse mammalian and avian cell types. 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It replaces sodium bicarbonate with phosphate buffering and uses free-base amino acids to maintain physiological pH, allowing cultures to thrive in sealed or open-air conditions. L-15 supports a wide range of mammalian cell types, including fibroblasts, epithelial cells, and tissue explants, and is particularly suited to field or transport applications where CO₂ control is limited.\u003c\/p\u003e\n\u003cp data-start=\"3110\" data-end=\"3476\"\u003eProduced under ISO and cGMP standards, KCell Leibovitz’s L-15 offers reliable composition and batch reproducibility. It is supplied in liquid or powder form, with optional inclusion of L-glutamine, phenol red, and sodium pyruvate to accommodate different experimental setups. 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It provides a reliable foundation for cultivated-meat research by supporting long-term proliferation of mammalian stem and progenitor cells under serum-free conditions. The medium maintains cells in an undifferentiated state while reducing labour demands through a flexible feeding schedule that enables weekend-free culture.\u003c\/p\u003e\n\u003cp data-start=\"750\" data-end=\"1203\"\u003eHiDef B8 contains insulin, ascorbic acid-2-phosphate, transferrin, sodium selenite, TGFB3, NRG1, and a thermostable variant of FGF2. This combination eliminates the need for additional supplementation while maintaining genomic stability and morphology for over fifty passages. The formulation has been validated across multiple human iPSC lines and is compatible with a wide range of matrices including Matrigel®, Geltrex™, and vitronectin substrates.\u003c\/p\u003e\n\u003cp data-start=\"1205\" data-end=\"1507\"\u003eAvailable as a complete medium kit or as a supplement-only format for use with DMEM\/F12 basal media, HiDef B8 offers full flexibility for process development. Once prepared aseptically, the complete medium can be stored at 2–8 °C for two weeks and supports consistent growth without karyotypic drift.\u003c\/p\u003e\n\u003cp data-start=\"1509\" data-end=\"1595\"\u003eFor research and development use only. 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It supports efficient proliferation and maintenance of stem and progenitor cells across a range of mammalian species relevant to cultivated-meat production. By maintaining full biological activity for over three weeks at 37 °C, FGF2-G3 enables consistent culture performance with minimal media changes, reducing both cost and labour in growth-factor-dependent workflows.\u003c\/p\u003e\n\u003cp data-start=\"652\" data-end=\"1204\"\u003eThe FGF2-G3 sequence differs from canonical human FGF2 at nine amino-acid positions, enhancing protein stability and activity under physiological conditions. It exhibits an ED₅₀ below 1 ng\/mL, confirming high potency in proliferation assays, and is typically required at less than half the concentration of wild-type FGF2 in media formulations such as HiDef B8. Produced recombinantly in \u003cem data-start=\"1040\" data-end=\"1049\"\u003eE. coli\u003c\/em\u003e and purified to greater than 95 % by SDS-PAGE, FGF2-G3 is supplied as either a sterile 1 mg\/mL liquid or lyophilised powder for flexible downstream use.\u003c\/p\u003e\n\u003cp data-start=\"1206\" data-end=\"1486\"\u003eIts prolonged half-life eliminates the need for weekend supplementation and daily media replacement, enabling more stable and homogeneous cell populations. FGF2-G3 integrates directly into serum-free or chemically defined media for cultivated-meat research and pilot production.\u003c\/p\u003e\n\u003cp data-start=\"1488\" data-end=\"1574\"\u003eFor research and development use only. Not for human or diagnostic applications.\u003c\/p\u003e","brand":"Defined Bioscience","offers":[{"title":"Liquid (Ready-to-Use) \/ 10ug","offer_id":51984882827592,"sku":"LSR-101-10-L","price":67.0,"currency_code":"GBP","in_stock":true},{"title":"Liquid (Ready-to-Use) \/ 50ug","offer_id":51984882860360,"sku":"LSR-101-50-L","price":186.0,"currency_code":"GBP","in_stock":true},{"title":"Liquid (Ready-to-Use) \/ 100ug","offer_id":51984882893128,"sku":"LSR-101-100-L","price":261.0,"currency_code":"GBP","in_stock":true},{"title":"Liquid (Ready-to-Use) \/ 1mg","offer_id":51985079435592,"sku":"LSR-101-1MG-L","price":707.0,"currency_code":"GBP","in_stock":true},{"title":"Powder (Reconstitution) \/ 10ug","offer_id":51984883024200,"sku":"LSR-101-10-P","price":67.0,"currency_code":"GBP","in_stock":true},{"title":"Powder (Reconstitution) \/ 50ug","offer_id":51984883056968,"sku":"LSR-101-50-P","price":186.0,"currency_code":"GBP","in_stock":true},{"title":"Powder (Reconstitution) \/ 100ug","offer_id":51984883089736,"sku":"LSR-101-100-P","price":261.0,"currency_code":"GBP","in_stock":true},{"title":"Powder (Reconstitution) \/ 1mg","offer_id":51985079468360,"sku":"LSR-101-1MG-P","price":707.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/FGF2-G3_human_growth_factor_-_Defined_Bioscience.webp?v=1762957875"},{"product_id":"defined-bioscience-fgf2-g3-growth-factor-bovine","title":"Defined Bioscience FGF2-G3 Growth Factor (Bovine)","description":"\u003cp data-start=\"89\" data-end=\"585\"\u003eDefined Bioscience’s FGF2-G3 (Bovine) is a thermostabilised recombinant version of bovine fibroblast growth factor 2 engineered for use in cultivated-meat cell culture. It supports proliferation and maintenance of bovine muscle and stem cells with minimal medium supplementation. The enhanced thermostability of this variant ensures consistent activity for extended periods at 37 °C, eliminating the need for daily or weekend media changes and reducing process variability in long-term culture.\u003c\/p\u003e\n\u003cp data-start=\"587\" data-end=\"1166\"\u003eThe protein sequence is derived from \u003cem data-start=\"624\" data-end=\"636\"\u003eBos taurus\u003c\/em\u003e FGF2 (UniProt P03969) with nine key amino-acid substitutions introduced to improve thermostability and bioactivity. These modifications mirror those proven effective in the human FGF2-G3 variant, resulting in identical stability benefits. FGF2-G3 (Bovine) is recombinantly expressed in \u003cem data-start=\"923\" data-end=\"932\"\u003eE. coli\u003c\/em\u003e, animal-origin-free, and purified to greater than 95 % purity as confirmed by SDS-PAGE. It exhibits an EC₅₀ below 1 ng\/mL in NIH-3T3 proliferation assays, indicating high potency at reduced concentrations compared with native FGF2.\u003c\/p\u003e\n\u003cp data-start=\"1168\" data-end=\"1517\"\u003eSupplied as either a sterile 1 mg\/mL liquid or lyophilised powder, the protein can be reconstituted into standard buffer formulations and substituted directly for wild-type FGF2 in serum-free and chemically defined media. Its species-specific sequence makes it ideal for bovine cell lines used in cultivated-beef development and scale-up research.\u003c\/p\u003e\n\u003cp data-start=\"1519\" data-end=\"1605\"\u003eFor research and development use only. Not for human or diagnostic applications.\u003c\/p\u003e","brand":"Defined Bioscience","offers":[{"title":"Liquid (Ready-to-Use) \/ 10ug","offer_id":51985615552840,"sku":"LSR-302-10-L","price":67.0,"currency_code":"GBP","in_stock":true},{"title":"Liquid (Ready-to-Use) \/ 50ug","offer_id":51985615585608,"sku":"LSR-302-50-L","price":186.0,"currency_code":"GBP","in_stock":true},{"title":"Liquid (Ready-to-Use) \/ 100ug","offer_id":51985615618376,"sku":"LSR-302-100-L","price":261.0,"currency_code":"GBP","in_stock":true},{"title":"Liquid (Ready-to-Use) \/ 1mg","offer_id":51985615651144,"sku":"LSR-302-1MG-L","price":707.0,"currency_code":"GBP","in_stock":true},{"title":"Powder (Reconstitution) \/ 10ug","offer_id":51985615683912,"sku":"LSR-302-10-P","price":67.0,"currency_code":"GBP","in_stock":true},{"title":"Powder (Reconstitution) \/ 50ug","offer_id":51985615716680,"sku":"LSR-302-50-P","price":186.0,"currency_code":"GBP","in_stock":true},{"title":"Powder (Reconstitution) \/ 100ug","offer_id":51985615749448,"sku":"LSR-302-100-P","price":261.0,"currency_code":"GBP","in_stock":true},{"title":"Powder (Reconstitution) \/ 1mg","offer_id":51985615782216,"sku":"LSR-302-1MG-P","price":707.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/FGF2-G3_bovine_growth_factor_-_Defined_Bioscience.webp?v=1762962459"},{"product_id":"defined-bioscience-fgf2-growth-factor-chicken","title":"Defined Bioscience FGF2 Growth Factor (Chicken)","description":"\u003cp data-start=\"87\" data-end=\"569\"\u003eDefined Bioscience’s FGF2 (Chicken) is a recombinant, animal-origin-free fibroblast growth factor 2 derived from the \u003cem data-start=\"204\" data-end=\"219\"\u003eGallus gallus\u003c\/em\u003e sequence. It supports the proliferation, differentiation, and maintenance of avian and other FGF2-responsive cells under serum-free conditions. As a native chicken homolog, it provides improved compatibility and signalling efficiency for poultry cell lines used in cultivated-meat research, particularly when compared with mammalian FGF2 variants.\u003c\/p\u003e\n\u003cp data-start=\"571\" data-end=\"1037\"\u003eProduced in \u003cem data-start=\"583\" data-end=\"592\"\u003eE. coli\u003c\/em\u003e with an N-terminal hexahistidine tag and protease cleavage site, the protein is supplied carrier-free and purified to greater than 95 % by SDS-PAGE. It exhibits an EC₅₀ below 2 ng\/mL in NIH-3T3 proliferation assays, confirming potent biological activity at low concentrations. The recombinant expression system ensures full traceability and eliminates animal-derived components, aligning with regulatory expectations for food-grade materials.\u003c\/p\u003e\n\u003cp data-start=\"1039\" data-end=\"1455\"\u003eFGF2 (Chicken) is provided as a 1 mg\/mL solution or lyophilised powder in phosphate buffer, compatible with standard media and supplement formulations. It can be incorporated into basal media such as DMEM\/F12 or serum-free formulations like HiDef B8. Its species-specific sequence and high purity make it a preferred choice for avian cell proliferation and differentiation studies in cultivated poultry production.\u003c\/p\u003e\n\u003cp data-start=\"1457\" data-end=\"1543\"\u003eFor research and development use only. Not for human or diagnostic applications.\u003c\/p\u003e","brand":"Defined Bioscience","offers":[{"title":"10ug","offer_id":51985742823752,"sku":"LSR-202-10","price":67.0,"currency_code":"GBP","in_stock":true},{"title":"50ug","offer_id":51985742856520,"sku":"LSR-202-50","price":186.0,"currency_code":"GBP","in_stock":true},{"title":"100ug","offer_id":51985742889288,"sku":"LSR-202-100","price":261.0,"currency_code":"GBP","in_stock":true},{"title":"1mg","offer_id":51985742922056,"sku":"LSR-202-1MG","price":707.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/FGF2_chicken_growth_factor_Defined_Bioscience.webp?v=1762963067"},{"product_id":"defined-bioscience-fgf2-growth-factor-tuna","title":"Defined Bioscience FGF2 Growth Factor (Tuna)","description":"\u003cp data-start=\"84\" data-end=\"578\"\u003eDefined Bioscience’s FGF2 (Tuna) is a recombinant, animal-origin-free fibroblast growth factor 2 derived from \u003cem data-start=\"194\" data-end=\"213\"\u003eThunnus albacares\u003c\/em\u003e (yellowfin tuna). It supports cell proliferation, differentiation, and maintenance in serum-free and chemically defined media, particularly for marine and aquatic cell lines used in cultivated-seafood research. As a native fish homolog, it enhances compatibility with piscine cells while maintaining cross-species functionality across mammalian and avian models.\u003c\/p\u003e\n\u003cp data-start=\"580\" data-end=\"1019\"\u003eProduced recombinantly in \u003cem data-start=\"606\" data-end=\"615\"\u003eE. coli\u003c\/em\u003e, FGF2 (Tuna) is supplied carrier-free and purified to greater than 95 % by SDS-PAGE, ensuring consistent purity and performance. The protein contains an N-terminal hexahistidine tag and protease cleavage site and is formulated in phosphate buffer at 1 mg\/mL. Biological activity testing demonstrates an EC₅₀ below 2 ng\/mL in NIH-3T3 proliferation assays, confirming high potency at low concentrations.\u003c\/p\u003e\n\u003cp data-start=\"1021\" data-end=\"1405\"\u003eThe recombinant production process is fully animal-component-free and supports reproducible performance across long-term culture conditions. FGF2 (Tuna) can be incorporated directly into basal or serum-free media formulations to improve cell viability and proliferation in fish cell lines, aiding optimisation of cultivated-seafood workflows from R\u0026amp;D through to pilot-scale studies.\u003c\/p\u003e\n\u003cp data-start=\"1407\" data-end=\"1493\"\u003eFor research and development use only. Not for human or diagnostic applications.\u003c\/p\u003e","brand":"Defined Bioscience","offers":[{"title":"10ug","offer_id":51985779327304,"sku":"LSR-120-10","price":67.0,"currency_code":"GBP","in_stock":true},{"title":"50ug","offer_id":51985779360072,"sku":"LSR-120-50","price":186.0,"currency_code":"GBP","in_stock":true},{"title":"100ug","offer_id":51985779392840,"sku":"LSR-120-100","price":261.0,"currency_code":"GBP","in_stock":true},{"title":"1mg","offer_id":51985779425608,"sku":"LSR-120-1MG","price":707.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/FGF2_tuna_growth_factor_Defined_Bioscience.webp?v=1762963639"},{"product_id":"defined-bioscience-hidef-its-cell-culture-supplement","title":"Defined Bioscience HiDef® ITS Cell Culture Supplement","description":"\u003cp data-start=\"107\" data-end=\"559\"\u003eDefined Bioscience’s HiDef® ITS Cell Culture Supplement is a chemically defined, animal-origin-free serum replacement used to maintain and support adherent cells under reduced-serum or serum-free conditions. It combines three critical components normally supplied by serum—insulin, transferrin, and sodium selenite—each optimised to sustain cell metabolism, attachment, and viability across a wide range of primary, immortalised, and stem cell types.\u003c\/p\u003e\n\u003cp data-start=\"561\" data-end=\"1092\"\u003eInsulin stimulates the uptake of glucose, amino acids, and ions to promote cell growth and prevent apoptosis. Transferrin serves as a high-affinity iron carrier and antioxidant, reducing toxicity associated with free iron exposure. Sodium selenite contributes antioxidant protection and acts as a cofactor for essential selenoenzymes. Together, these factors maintain physiological balance in nutrient-limited conditions and allow foetal bovine serum (FBS) to be reduced to four per cent or less without compromising performance.\u003c\/p\u003e\n\u003cp data-start=\"1094\" data-end=\"1486\"\u003eHiDef ITS is supplied as a 100× liquid supplement in Earle’s Balanced Salt Solution (EBSS) without phenol red and prepared using fully animal-free components. It is compatible with a wide range of basal media, including Defined Bioscience’s DMEM\/F12, and is validated through fibroblast outgrowth and viability testing. Each 10 mL vial is sufficient to prepare one litre of complete medium.\u003c\/p\u003e\n\u003cp data-start=\"1488\" data-end=\"1574\"\u003eFor research and development use only. Not for human or diagnostic applications.\u003c\/p\u003e","brand":"Defined Bioscience","offers":[{"title":"1 x 10 mL","offer_id":51986113954120,"sku":"LSS-401-1","price":53.0,"currency_code":"GBP","in_stock":true},{"title":"10 x 10 mL","offer_id":51986113986888,"sku":"LSS-401-10","price":484.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/HiDef-ITS_Cell_Culture_Supplement_Defined_Bioscience-11-12-2025_05_11_PM.png?v=1762967543"},{"product_id":"defined-bioscience-dmem-f12-basal-medium","title":"Defined Bioscience DMEM\/F12 Basal Medium","description":"\u003cp data-start=\"94\" data-end=\"687\"\u003eDefined Bioscience’s DMEM\/F12 Basal Medium is a fully defined, cGMP-produced formulation designed for the culture of a broad range of mammalian cells. It combines Dulbecco’s Modified Eagle Medium (DMEM) and Ham’s F-12 in a 1:1 ratio, providing the amino acids, vitamins, and trace elements needed to maintain robust cell growth and metabolism. The medium is buffered with HEPES and sodium bicarbonate to ensure pH stability under standard CO₂ incubator conditions, while the inclusion of L-alanyl-L-glutamine enhances cell viability and medium stability compared with conventional glutamine.\u003c\/p\u003e\n\u003cp data-start=\"689\" data-end=\"1091\"\u003eFree from proteins, lipids, and growth factors, DMEM\/F12 serves as a reliable foundation for custom or serum-free media systems. It supports primary, immortalised, and stem cell cultures across both research and process development applications. Produced under current Good Manufacturing Practice (cGMP) standards, each batch meets USP criteria for sterility, endotoxin (\u0026lt;0.25 EU\/mL), and mycoplasma.\u003c\/p\u003e\n\u003cp data-start=\"1093\" data-end=\"1378\"\u003eDMEM\/F12 can be used as a stand-alone basal medium or paired with Defined Bioscience’s HiDef® B8 Supplement to create a complete medium for pluripotent stem cell maintenance. Supplied sterile in 500 mL PET bottles, it is stable for up to one year at 2–8 °C when protected from light.\u003c\/p\u003e\n\u003cp data-start=\"1380\" data-end=\"1466\"\u003eFor research and development use only. Not for human or diagnostic applications.\u003c\/p\u003e","brand":"Defined Bioscience","offers":[{"title":"1 x 500 mL","offer_id":51986620744008,"sku":"LSB-101-1","price":30.0,"currency_code":"GBP","in_stock":true},{"title":"6 x 500 mL","offer_id":51986620776776,"sku":"LSB-101-6","price":170.0,"currency_code":"GBP","in_stock":true},{"title":"12 x 500 mL","offer_id":51986630771016,"sku":"LSB-101-12","price":322.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/DMEM_F12_Basal_Medium_-_Defined_Bioscience.webp?v=1762973747"},{"product_id":"defined-bioscience-ready-cept-cell-viability-enhancer","title":"Defined Bioscience Ready-CEPT® Cell Viability Enhancer","description":"\u003cp data-start=\"108\" data-end=\"630\"\u003eDefined Bioscience’s Ready-CEPT® Cell Viability Enhancer is a defined 1000× supplement formulated to improve stem-cell survival, recovery, and stability during stress events such as passaging, thawing, cryopreservation, and gene editing. The cocktail combines four protective small molecules — chroman-1 (ROCK inhibitor), emricasan (pan-caspase inhibitor), polyamines (putrescine, spermine, spermidine), and trans-ISRIB (integrated stress-response inhibitor) — to reduce apoptosis and enhance post-manipulation recovery.\u003c\/p\u003e\n\u003cp data-start=\"632\" data-end=\"1085\"\u003eDeveloped from CEPT technology first characterised at the U.S. National Institutes of Health, Ready-CEPT has been shown to support genetically stable stem-cell culture, single-cell cloning, and organoid formation with improved viability compared with traditional ROCK-inhibitor-only systems. It functions as a universal cytoprotective additive across mammalian and pluripotent cell lines, reducing cell death and promoting consistent colony formation.\u003c\/p\u003e\n\u003cp data-start=\"1087\" data-end=\"1458\"\u003eThe supplement is supplied as a sterile 1000× liquid in DMSO\/water, using animal-origin-free components, and is compatible with chemically defined and serum-free media such as HiDef® B8. Each 10 µL or 200 µL vial prepares 10 mL or 200 mL of CEPT-supplemented medium respectively. Stored at –20 °C and protected from light, Ready-CEPT remains stable for up to 12 months.\u003c\/p\u003e\n\u003cp data-start=\"1460\" data-end=\"1546\"\u003eFor research and development use only. Not for human or diagnostic applications.\u003c\/p\u003e","brand":"Defined Bioscience","offers":[{"title":"12 x 10 uL","offer_id":51986670321992,"sku":"LSS-301-10-12","price":112.0,"currency_code":"GBP","in_stock":true},{"title":"1 x 200 uL","offer_id":51986670354760,"sku":"LSS-301-200-1","price":146.0,"currency_code":"GBP","in_stock":true},{"title":"12 x 200 uL","offer_id":51986670387528,"sku":"LSS-301-200-12","price":1535.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Ready-CEPT_Cell_Viability_Enhancer_Defined_Bioscience.webp?v=1762974503"},{"product_id":"defined-bioscience-hidef-pbs-edta-cell-dissociation-reagent","title":"Defined Bioscience HiDef® PBS\/EDTA Cell Dissociation Reagent","description":"\u003cp data-start=\"114\" data-end=\"507\"\u003eDefined Bioscience’s HiDef® PBS\/EDTA Cell Dissociation Reagent is a defined, protein-free formulation for gentle and consistent detachment of adherent cells. It enables routine aggregate passaging or single-cell dissociation without damaging cell surface proteins or compromising viability, making it suitable for pluripotent stem cells, primary cells, and other sensitive adherent cultures.\u003c\/p\u003e\n\u003cp data-start=\"509\" data-end=\"916\"\u003eThe reagent consists of Dulbecco’s Phosphate Buffered Saline (DPBS) without calcium or magnesium, supplemented with 0.5 mM EDTA at physiological pH 7.4. This composition facilitates cell detachment through chelation while preserving functionality, reducing stress, and maintaining morphology. HiDef PBS\/EDTA can also be used as a preparatory wash step prior to enzymatic digestion, such as trypsinisation.\u003c\/p\u003e\n\u003cp data-start=\"918\" data-end=\"1341\"\u003eEach lot is validated using human induced pluripotent stem cells (iPSCs) cultured in HiDef® B8 medium to confirm reliable detachment and recovery. 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The kit enables rapid assessment of thermostable and species-specific homologs to identify the optimal growth factor for cell proliferation, differentiation, and maintenance.\u003c\/p\u003e\n\u003cp data-start=\"473\" data-end=\"1016\"\u003eEach kit includes four purified, animal-origin-free proteins produced in \u003cem data-start=\"546\" data-end=\"555\"\u003eE. coli\u003c\/em\u003e with \u0026gt;95 % purity: FGF2-G3 (Human), FGF2-G3 (Bovine\/Porcine), FGF2 (Chicken), and FGF2 (Tuna). The G3 variants incorporate nine stabilising mutations that extend half-life and reduce the need for frequent supplementation, while the native chicken and tuna forms allow for targeted testing with avian and aquatic cell types. All variants are supplied at 1 mg\/mL in defined storage buffers and validated through NIH-3T3 proliferation assays (EC₅₀ \u0026lt; 1–2 ng\/mL).\u003c\/p\u003e\n\u003cp data-start=\"1018\" data-end=\"1359\"\u003eAvailable in 10 µg or 50 µg aliquots, the FGF2 Screening Kit supports process development and media optimisation in serum-free and defined systems. It allows cultivated-meat researchers to empirically determine which FGF2 homolog delivers the best performance for their specific cell line, reducing trial time and cost during media design.\u003c\/p\u003e\n\u003cp data-start=\"1361\" data-end=\"1447\"\u003eFor research and development use only. 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Comprehensive quality control includes mass spectrometry confirmation of expected molecular weight, recovery testing from stock vials (\u0026gt;95%), endotoxin analysis (\u0026lt;0.05 EU\/μg protein), and full traceability documentation including certificates of analysis, certificates of origin, allergen analysis, beta-lactam-free certification, and animal-origin-free verification.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for cultivated meat media optimization, process development, commercial-scale production, and regulatory submissions. 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Comprehensive quality control includes mass spectrometry confirmation of expected molecular weight, recovery testing from stock vials (\u0026gt;95%), endotoxin analysis (\u0026lt;0.05 EU\/μg protein), and full traceability documentation including certificates of analysis, certificates of origin, allergen analysis, beta-lactam-free certification, and animal-origin-free verification.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for cultivated meat media optimization, process development, commercial-scale production, and regulatory submissions. 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This resistance to follistatin inhibition ensures more predictable and reproducible pluripotency maintenance in induced pluripotent stem cells and embryonic stem cells for cultivated meat and fat applications, eliminating variability caused by endogenous follistatin accumulation in culture media.\u003c\/p\u003e\n\n\u003cp\u003eThis food-grade recombinant protein is produced in E. coli expression systems and purified to \u0026gt;98% purity by SDS-PAGE quantitative densitometry. Manufactured in the UK under a HACCP food manufacturing regime, the protein is animal-origin-free (AOF), carrier protein-free, and tag-free to ensure exceptional purity and lot-to-lot consistency suitable for food applications. Comprehensive quality control includes mass spectrometry confirmation of expected molecular weight, recovery testing from stock vials (\u0026gt;95%), endotoxin analysis (\u0026lt;0.05 EU\/μg protein), and full traceability documentation including certificates of analysis, certificates of origin, allergen analysis, beta-lactam-free certification, and animal-origin-free verification.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for cultivated meat media optimization, process development, commercial-scale production, and regulatory submissions. 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EGF supports epithelial and mesenchymal cell expansion in cultivated meat applications, particularly during early-stage cell line development, media optimization, and establishment of robust proliferation protocols, while also promoting cell adhesion and spreading on culture surfaces and scaffolds.\u003c\/p\u003e\n\n\u003cp\u003eThis research-grade recombinant protein is produced in E. coli expression systems and purified to \u0026gt;95% purity by SDS-PAGE quantitative densitometry. The protein is animal-origin-free, carrier protein-free, and tag-free to ensure high purity and consistent performance across batches. Comprehensive quality control includes mass spectrometry verification, bioactivity testing, endotoxin analysis (\u0026lt;0.05 EU\/μg), and batch-specific documentation including certificates of analysis.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for research and development applications including cell line development, media optimization, process feasibility studies, and proof-of-concept experiments. For research use only; not intended for human or animal consumption.\u003c\/p\u003e","brand":"Qkine","offers":[{"title":"100 µg","offer_id":52059080851784,"sku":"Qk064-0100","price":70.0,"currency_code":"GBP","in_stock":true},{"title":"500 µg","offer_id":52059080819016,"sku":"Qk064-0500","price":155.0,"currency_code":"GBP","in_stock":true},{"title":"1000 µg","offer_id":52059080786248,"sku":"Qk064-1000","price":210.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Gemini_Generated_Image_y6oy7jy6oy7jy6oy-12-16-2025_03_50_PM.png?v=1765900239"},{"product_id":"qkine-recombinant-bovineporcine-fgf-2-145-aa-protein","title":"Qkine Recombinant Bovine\/Porcine FGF-2 (145 Aa) Protein","description":"\u003cp\u003eQkine's food grade bovine\/porcine FGF-2 is a species-matched fibroblast growth factor essential for maintaining stem cell proliferation, self-renewal, and myoblast expansion in cultivated meat cell culture. Species-matched growth factors deliver superior receptor binding efficiency compared to heterologous proteins, enabling lower supplementation concentrations, improved cellular responses, and enhanced cost-effectiveness in serum-free media formulations for bovine\/porcine cell lines.\u003c\/p\u003e\n\n\u003cp\u003eThis food-grade recombinant protein is produced in E. coli expression systems and purified to \u0026gt;98% purity by SDS-PAGE quantitative densitometry. Manufactured in the UK under a HACCP food manufacturing regime, the protein is animal-origin-free (AOF), carrier protein-free, and tag-free to ensure exceptional purity and lot-to-lot consistency suitable for food applications. Comprehensive quality control includes mass spectrometry confirmation of expected molecular weight, recovery testing from stock vials (\u0026gt;95%), endotoxin analysis (\u0026lt;0.05 EU\/μg protein), and full traceability documentation including certificates of analysis, certificates of origin, allergen analysis, beta-lactam-free certification, and animal-origin-free verification.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for cultivated meat media optimization, process development, commercial-scale production, and regulatory submissions. 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Species-matched growth factors deliver superior receptor binding efficiency compared to heterologous proteins, enabling lower supplementation concentrations, improved cellular responses, and enhanced cost-effectiveness in serum-free media formulations for bovine\/porcine cell lines.\u003c\/p\u003e\n\n\u003cp\u003eThis research-grade recombinant protein is produced in E. coli expression systems and purified to \u0026gt;95% purity by SDS-PAGE quantitative densitometry. The protein is animal-origin-free, carrier protein-free, and tag-free to ensure high purity and consistent performance across batches. Comprehensive quality control includes mass spectrometry verification, bioactivity testing, endotoxin analysis (\u0026lt;0.05 EU\/μg), and batch-specific documentation including certificates of analysis.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for research and development applications including cell line development, media optimization, process feasibility studies, and proof-of-concept experiments. For research use only; not intended for human or animal consumption.\u003c\/p\u003e","brand":"Qkine","offers":[{"title":"50 µg","offer_id":52059081212232,"sku":"Qk056-0050","price":150.0,"currency_code":"GBP","in_stock":true},{"title":"100 µg","offer_id":52059081245000,"sku":"Qk056-0100","price":175.0,"currency_code":"GBP","in_stock":true},{"title":"500 µg","offer_id":52059081277768,"sku":"Qk056-0500","price":500.0,"currency_code":"GBP","in_stock":true},{"title":"1000 µg","offer_id":52059081310536,"sku":"Qk056-1000","price":735.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Qk056-Vial-Render-Standard-2024-label-Camera.png?v=1764065328"},{"product_id":"qkine-recombinant-bovineporcine-fgf2-g3-145-aa-protein","title":"Qkine Recombinant Bovine\/Porcine FGF2-G3 (145 Aa) Protein","description":"\u003cp\u003eQkine's food grade bovine\/porcine FGF2-G3 is a thermostable variant of fibroblast growth factor 2 engineered with nine stabilising mutations that extend its half-life to over seven days at 37°C, compared to less than 10 hours for standard FGF-2. This extended stability significantly reduces the frequency of media supplementation required during cell culture, lowering operational costs and minimising handling in cultivated meat production workflows while maintaining potent mitogenic activity for stem cell proliferation and myoblast expansion.\u003c\/p\u003e\n\n\u003cp\u003eThis food-grade recombinant protein is produced in E. coli expression systems and purified to \u0026gt;98% purity by SDS-PAGE quantitative densitometry. Manufactured in the UK under a HACCP food manufacturing regime, the protein is animal-origin-free (AOF), carrier protein-free, and tag-free to ensure exceptional purity and lot-to-lot consistency suitable for food applications. Comprehensive quality control includes mass spectrometry confirmation of expected molecular weight, recovery testing from stock vials (\u0026gt;95%), endotoxin analysis (\u0026lt;0.05 EU\/μg protein), and full traceability documentation including certificates of analysis, certificates of origin, allergen analysis, beta-lactam-free certification, and animal-origin-free verification.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for cultivated meat media optimization, process development, commercial-scale production, and regulatory submissions. This food-grade protein is manufactured to support novel food dossier preparation, regulatory approval processes, and commercial manufacturing under GMP-equivalent standards.\u003c\/p\u003e","brand":"Qkine","offers":[{"title":"50 µg","offer_id":52059081539912,"sku":"Qk080-FG-0050","price":175.0,"currency_code":"GBP","in_stock":true},{"title":"100 µg","offer_id":52059081572680,"sku":"Qk080-FG-0100","price":230.0,"currency_code":"GBP","in_stock":true},{"title":"500 µg","offer_id":52059081605448,"sku":"Qk080-FG-0500","price":590.0,"currency_code":"GBP","in_stock":true},{"title":"1000 µg","offer_id":52059081638216,"sku":"Qk080-FG-1000","price":880.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Gemini_Generated_Image_fnav2hfnav2hfnav-12-15-2025_08_38_PM.png?v=1765831102"},{"product_id":"qkine-recombinant-bovineporcine-fgf2-g3-154-aa-protein","title":"Qkine Recombinant Bovine\/Porcine FGF2-G3 (154 Aa) Protein","description":"\u003cp\u003eQkine's food grade bovine\/porcine FGF2-G3 is a thermostable variant of fibroblast growth factor 2 engineered with nine stabilising mutations that extend its half-life to over seven days at 37°C, compared to less than 10 hours for standard FGF-2. This extended stability significantly reduces the frequency of media supplementation required during cell culture, lowering operational costs and minimising handling in cultivated meat production workflows while maintaining potent mitogenic activity for stem cell proliferation and myoblast expansion.\u003c\/p\u003e\n\n\u003cp\u003eThis food-grade recombinant protein is produced in E. coli expression systems and purified to \u0026gt;98% purity by SDS-PAGE quantitative densitometry. Manufactured in the UK under a HACCP food manufacturing regime, the protein is animal-origin-free (AOF), carrier protein-free, and tag-free to ensure exceptional purity and lot-to-lot consistency suitable for food applications. Comprehensive quality control includes mass spectrometry confirmation of expected molecular weight, recovery testing from stock vials (\u0026gt;95%), endotoxin analysis (\u0026lt;0.05 EU\/μg protein), and full traceability documentation including certificates of analysis, certificates of origin, allergen analysis, beta-lactam-free certification, and animal-origin-free verification.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for cultivated meat media optimization, process development, commercial-scale production, and regulatory submissions. 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Species-matched growth factors deliver superior receptor binding efficiency compared to heterologous proteins, enabling lower supplementation concentrations, improved cellular responses, and enhanced cost-effectiveness in serum-free media formulations for chicken\/duck cell lines.\u003c\/p\u003e\n\n\u003cp\u003eThis research-grade recombinant protein is produced in E. coli expression systems and purified to \u0026gt;95% purity by SDS-PAGE quantitative densitometry. The protein is animal-origin-free, carrier protein-free, and tag-free to ensure high purity and consistent performance across batches. Comprehensive quality control includes mass spectrometry verification, bioactivity testing, endotoxin analysis (\u0026lt;0.05 EU\/μg), and batch-specific documentation including certificates of analysis.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for research and development applications including cell line development, media optimization, process feasibility studies, and proof-of-concept experiments. For research use only; not intended for human or animal consumption.\u003c\/p\u003e","brand":"Qkine","offers":[{"title":"50 µg","offer_id":52059082293576,"sku":"Qk030-0050","price":150.0,"currency_code":"GBP","in_stock":true},{"title":"100 µg","offer_id":52059082326344,"sku":"Qk030-0100","price":175.0,"currency_code":"GBP","in_stock":true},{"title":"500 µg","offer_id":52059082359112,"sku":"Qk030-0500","price":500.0,"currency_code":"GBP","in_stock":true},{"title":"1000 µg","offer_id":52059082391880,"sku":"Qk030-1000","price":735.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Qk030-vial-Render-Vial-Label-default-view-1--12-09-2025_07_50_PM_1.png?v=1765309873"},{"product_id":"qkine-recombinant-salmon-fgf-2-145-aa-protein","title":"Qkine Recombinant Salmon FGF-2 (145 Aa) Protein","description":"\u003cp\u003eQkine's research grade salmon FGF-2 is a species-matched fibroblast growth factor essential for maintaining stem cell proliferation, self-renewal, and myoblast expansion in cultivated meat cell culture. Species-matched growth factors deliver superior receptor binding efficiency compared to heterologous proteins, enabling lower supplementation concentrations, improved cellular responses, and enhanced cost-effectiveness in serum-free media formulations for salmon cell lines.\u003c\/p\u003e\n\n\u003cp\u003eThis research-grade recombinant protein is produced in E. coli expression systems and purified to \u0026gt;95% purity by SDS-PAGE quantitative densitometry. The protein is animal-origin-free, carrier protein-free, and tag-free to ensure high purity and consistent performance across batches. Comprehensive quality control includes mass spectrometry verification, bioactivity testing, endotoxin analysis (\u0026lt;0.05 EU\/μg), and batch-specific documentation including certificates of analysis.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for research and development applications including cell line development, media optimization, process feasibility studies, and proof-of-concept experiments. For research use only; not intended for human or animal consumption.\u003c\/p\u003e","brand":"Qkine","offers":[{"title":"50 µg","offer_id":52059082457416,"sku":"Qk102-0050","price":150.0,"currency_code":"GBP","in_stock":true},{"title":"100 µg","offer_id":52059082490184,"sku":"Qk102-0100","price":175.0,"currency_code":"GBP","in_stock":true},{"title":"500 µg","offer_id":52059082522952,"sku":"Qk102-0500","price":500.0,"currency_code":"GBP","in_stock":true},{"title":"1000 µg","offer_id":52059082555720,"sku":"Qk102-1000","price":735.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Gemini_Generated_Image_ww2v7uww2v7uww2v-12-15-2025_08_44_PM.png?v=1765831481"},{"product_id":"qkine-recombinant-salmon-fgf-2-154-aa-protein","title":"Qkine Recombinant Salmon FGF-2 (154 Aa) Protein","description":"\u003cp\u003eQkine's research grade salmon FGF-2 is a species-matched fibroblast growth factor essential for maintaining stem cell proliferation, self-renewal, and myoblast expansion in cultivated meat cell culture. Species-matched growth factors deliver superior receptor binding efficiency compared to heterologous proteins, enabling lower supplementation concentrations, improved cellular responses, and enhanced cost-effectiveness in serum-free media formulations for salmon cell lines.\u003c\/p\u003e\n\n\u003cp\u003eThis research-grade recombinant protein is produced in E. coli expression systems and purified to \u0026gt;95% purity by SDS-PAGE quantitative densitometry. The protein is animal-origin-free, carrier protein-free, and tag-free to ensure high purity and consistent performance across batches. Comprehensive quality control includes mass spectrometry verification, bioactivity testing, endotoxin analysis (\u0026lt;0.05 EU\/μg), and batch-specific documentation including certificates of analysis.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for research and development applications including cell line development, media optimization, process feasibility studies, and proof-of-concept experiments. For research use only; not intended for human or animal consumption.\u003c\/p\u003e","brand":"Qkine","offers":[{"title":"50 µg","offer_id":52059082621256,"sku":"Qk103-0050","price":150.0,"currency_code":"GBP","in_stock":true},{"title":"100 µg","offer_id":52059082654024,"sku":"Qk103-0100","price":175.0,"currency_code":"GBP","in_stock":true},{"title":"500 µg","offer_id":52059082686792,"sku":"Qk103-0500","price":500.0,"currency_code":"GBP","in_stock":true},{"title":"1000 µg","offer_id":52059082719560,"sku":"Qk103-1000","price":735.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Gemini_Generated_Image_9avlii9avlii9avl-12-16-2025_10_50_AM.png?v=1765882259"},{"product_id":"qkine-recombinant-tuna-fgf-2-145-aa-protein","title":"Qkine Recombinant Tuna FGF-2 (145 Aa) Protein","description":"\u003cp\u003eQkine's research grade tuna FGF-2 is a species-matched fibroblast growth factor essential for maintaining stem cell proliferation, self-renewal, and myoblast expansion in cultivated meat cell culture. Species-matched growth factors deliver superior receptor binding efficiency compared to heterologous proteins, enabling lower supplementation concentrations, improved cellular responses, and enhanced cost-effectiveness in serum-free media formulations for tuna cell lines.\u003c\/p\u003e\n\n\u003cp\u003eThis research-grade recombinant protein is produced in E. coli expression systems and purified to \u0026gt;95% purity by SDS-PAGE quantitative densitometry. The protein is animal-origin-free, carrier protein-free, and tag-free to ensure high purity and consistent performance across batches. Comprehensive quality control includes mass spectrometry verification, bioactivity testing, endotoxin analysis (\u0026lt;0.05 EU\/μg), and batch-specific documentation including certificates of analysis.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for research and development applications including cell line development, media optimization, process feasibility studies, and proof-of-concept experiments. For research use only; not intended for human or animal consumption.\u003c\/p\u003e","brand":"Qkine","offers":[{"title":"50 µg","offer_id":52059082752328,"sku":"Qk104-0050","price":150.0,"currency_code":"GBP","in_stock":true},{"title":"100 µg","offer_id":52059082785096,"sku":"Qk104-0100","price":175.0,"currency_code":"GBP","in_stock":true},{"title":"500 µg","offer_id":52059082817864,"sku":"Qk104-0500","price":500.0,"currency_code":"GBP","in_stock":true},{"title":"1000 µg","offer_id":52059082850632,"sku":"Qk104-1000","price":735.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Gemini_Generated_Image_4cei1a4cei1a4cei-12-15-2025_09_41_PM.png?v=1765834916"},{"product_id":"qkine-recombinant-tuna-fgf-2-154-aa-protein","title":"Qkine Recombinant Tuna FGF-2 (154 Aa) Protein","description":"\u003cp\u003eQkine's research grade tuna FGF-2 is a species-matched fibroblast growth factor essential for maintaining stem cell proliferation, self-renewal, and myoblast expansion in cultivated meat cell culture. 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Comprehensive quality control includes mass spectrometry verification, bioactivity testing, endotoxin analysis (\u0026lt;0.05 EU\/μg), and batch-specific documentation including certificates of analysis.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for research and development applications including cell line development, media optimization, process feasibility studies, and proof-of-concept experiments. For research use only; not intended for human or animal consumption.\u003c\/p\u003e","brand":"Qkine","offers":[{"title":"50 µg","offer_id":52059082883400,"sku":"Qk105-0050","price":150.0,"currency_code":"GBP","in_stock":true},{"title":"100 µg","offer_id":52059082916168,"sku":"Qk105-0100","price":175.0,"currency_code":"GBP","in_stock":true},{"title":"500 µg","offer_id":52059082948936,"sku":"Qk105-0500","price":500.0,"currency_code":"GBP","in_stock":true},{"title":"1000 µg","offer_id":52059082981704,"sku":"Qk105-1000","price":735.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Gemini_Generated_Image_l6byzml6byzml6by-12-15-2025_09_45_PM.png?v=1765835154"},{"product_id":"qkine-recombinant-eel-fgf-2-145-aa-protein","title":"Qkine Recombinant Eel FGF-2 (145 Aa) Protein","description":"\u003cp\u003eQkine's research grade eel FGF-2 is a species-matched fibroblast growth factor essential for maintaining stem cell proliferation, self-renewal, and myoblast expansion in cultivated meat cell culture. Species-matched growth factors deliver superior receptor binding efficiency compared to heterologous proteins, enabling lower supplementation concentrations, improved cellular responses, and enhanced cost-effectiveness in serum-free media formulations for eel cell lines.\u003c\/p\u003e\n\n\u003cp\u003eThis research-grade recombinant protein is produced in E. coli expression systems and purified to \u0026gt;95% purity by SDS-PAGE quantitative densitometry. The protein is animal-origin-free, carrier protein-free, and tag-free to ensure high purity and consistent performance across batches. Comprehensive quality control includes mass spectrometry verification, bioactivity testing, endotoxin analysis (\u0026lt;0.05 EU\/μg), and batch-specific documentation including certificates of analysis.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for research and development applications including cell line development, media optimization, process feasibility studies, and proof-of-concept experiments. For research use only; not intended for human or animal consumption.\u003c\/p\u003e","brand":"Qkine","offers":[{"title":"50 µg","offer_id":52059083014472,"sku":"Qk106-0050","price":150.0,"currency_code":"GBP","in_stock":true},{"title":"100 µg","offer_id":52059083047240,"sku":"Qk106-0100","price":175.0,"currency_code":"GBP","in_stock":true},{"title":"500 µg","offer_id":52059083080008,"sku":"Qk106-0500","price":500.0,"currency_code":"GBP","in_stock":true},{"title":"1000 µg","offer_id":52059083112776,"sku":"Qk106-1000","price":735.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Gemini_Generated_Image_38tjbp38tjbp38tj-12-15-2025_09_48_PM.png?v=1765835322"},{"product_id":"qkine-recombinant-eel-fgf-2-154-aa-protein","title":"Qkine Recombinant Eel FGF-2 (154 Aa) Protein","description":"\u003cp\u003eQkine's research grade eel FGF-2 is a species-matched fibroblast growth factor essential for maintaining stem cell proliferation, self-renewal, and myoblast expansion in cultivated meat cell culture. Species-matched growth factors deliver superior receptor binding efficiency compared to heterologous proteins, enabling lower supplementation concentrations, improved cellular responses, and enhanced cost-effectiveness in serum-free media formulations for eel cell lines.\u003c\/p\u003e\n\n\u003cp\u003eThis research-grade recombinant protein is produced in E. coli expression systems and purified to \u0026gt;95% purity by SDS-PAGE quantitative densitometry. The protein is animal-origin-free, carrier protein-free, and tag-free to ensure high purity and consistent performance across batches. Comprehensive quality control includes mass spectrometry verification, bioactivity testing, endotoxin analysis (\u0026lt;0.05 EU\/μg), and batch-specific documentation including certificates of analysis.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for research and development applications including cell line development, media optimization, process feasibility studies, and proof-of-concept experiments. For research use only; not intended for human or animal consumption.\u003c\/p\u003e","brand":"Qkine","offers":[{"title":"50 µg","offer_id":52059083145544,"sku":"Qk107-0050","price":150.0,"currency_code":"GBP","in_stock":true},{"title":"100 µg","offer_id":52059083178312,"sku":"Qk107-0100","price":175.0,"currency_code":"GBP","in_stock":true},{"title":"500 µg","offer_id":52059083211080,"sku":"Qk107-0500","price":500.0,"currency_code":"GBP","in_stock":true},{"title":"1000 µg","offer_id":52059083243848,"sku":"Qk107-1000","price":735.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Gemini_Generated_Image_pv0julpv0julpv0j-12-15-2025_11_41_PM.png?v=1765842139"},{"product_id":"qkine-recombinant-zebrafish-fgf-2-protein","title":"Qkine Recombinant Zebrafish FGF-2 Protein","description":"\u003cp\u003eQkine's food grade zebrafish FGF-2 is a species-matched fibroblast growth factor essential for maintaining stem cell proliferation, self-renewal, and myoblast expansion in cultivated meat cell culture. Species-matched growth factors deliver superior receptor binding efficiency compared to heterologous proteins, enabling lower supplementation concentrations, improved cellular responses, and enhanced cost-effectiveness in serum-free media formulations for zebrafish cell lines.\u003c\/p\u003e\n\n\u003cp\u003eThis food-grade recombinant protein is produced in E. coli expression systems and purified to \u0026gt;98% purity by SDS-PAGE quantitative densitometry. Manufactured in the UK under a HACCP food manufacturing regime, the protein is animal-origin-free (AOF), carrier protein-free, and tag-free to ensure exceptional purity and lot-to-lot consistency suitable for food applications. Comprehensive quality control includes mass spectrometry confirmation of expected molecular weight, recovery testing from stock vials (\u0026gt;95%), endotoxin analysis (\u0026lt;0.05 EU\/μg protein), and full traceability documentation including certificates of analysis, certificates of origin, allergen analysis, beta-lactam-free certification, and animal-origin-free verification.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for cultivated meat media optimization, process development, commercial-scale production, and regulatory submissions. This food-grade protein is manufactured to support novel food dossier preparation, regulatory approval processes, and commercial manufacturing under GMP-equivalent standards.\u003c\/p\u003e","brand":"Qkine","offers":[{"title":"100 µg","offer_id":52059083309384,"sku":"Qk116-FG-0100","price":120.0,"currency_code":"GBP","in_stock":true},{"title":"500 µg","offer_id":52059083342152,"sku":"Qk116-FG-0500","price":300.0,"currency_code":"GBP","in_stock":true},{"title":"1000 µg","offer_id":52059083374920,"sku":"Qk116-FG-1000","price":470.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Gemini_Generated_Image_sogjsfsogjsfsogj-12-15-2025_08_59_PM_5c39d34f-13d9-4203-b5b9-e2949589836e.png?v=1765832445"},{"product_id":"qkine-recombinant-bovine-hgf-nk1-protein","title":"Qkine Recombinant Bovine HGF NK1 Protein","description":"\u003cp\u003eQkine's research grade bovine hepatocyte growth factor (HGF) NK1 variant is a truncated form retaining full biological activity for satellite cell activation, myoblast proliferation, and muscle regeneration through c-Met receptor signalling. HGF is essential for muscle tissue development and repair, making it a key component in media formulations for cultivated bovine meat production, particularly during the proliferation phase where it promotes myoblast expansion and prevents premature differentiation, enabling accumulation of sufficient cell biomass before terminal differentiation.\u003c\/p\u003e\n\n\u003cp\u003eThis research-grade recombinant protein is produced in mammalian cells expression systems and purified to \u0026gt;95% purity by SDS-PAGE quantitative densitometry. The protein is animal-origin-free, carrier protein-free, and tag-free to ensure high purity and consistent performance across batches. Comprehensive quality control includes mass spectrometry verification, bioactivity testing, endotoxin analysis (\u0026lt;0.05 EU\/μg), and batch-specific documentation including certificates of analysis.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for research and development applications including cell line development, media optimization, process feasibility studies, and proof-of-concept experiments. For research use only; not intended for human or animal consumption.\u003c\/p\u003e","brand":"Qkine","offers":[{"title":"25 µg","offer_id":52059083571528,"sku":"Qk060-0025","price":155.0,"currency_code":"GBP","in_stock":true},{"title":"50 µg","offer_id":52059083604296,"sku":"Qk060-0050","price":250.0,"currency_code":"GBP","in_stock":true},{"title":"100 µg","offer_id":52059083637064,"sku":"Qk060-0100","price":310.0,"currency_code":"GBP","in_stock":true},{"title":"500 µg","offer_id":52059083669832,"sku":"Qk060-0500","price":1000.0,"currency_code":"GBP","in_stock":true},{"title":"1000 µg","offer_id":52059083702600,"sku":"Qk060-1000","price":1540.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Gemini_Generated_Image_qyumbvqyumbvqyum-12-16-2025_04_27_PM.png?v=1765902487"},{"product_id":"qkine-recombinant-porcine-hgf-nk1-protein","title":"Qkine Recombinant Porcine HGF NK1 Protein","description":"\u003cp\u003eQkine's research grade porcine hepatocyte growth factor (HGF) NK1 variant is a truncated form retaining full biological activity for satellite cell activation, myoblast proliferation, and muscle regeneration through c-Met receptor signalling. HGF is essential for muscle tissue development and repair, making it a key component in media formulations for cultivated porcine meat production, particularly during the proliferation phase where it promotes myoblast expansion and prevents premature differentiation, enabling accumulation of sufficient cell biomass before terminal differentiation.\u003c\/p\u003e\n\n\u003cp\u003eThis research-grade recombinant protein is produced in mammalian cells expression systems and purified to \u0026gt;95% purity by SDS-PAGE quantitative densitometry. The protein is animal-origin-free, carrier protein-free, and tag-free to ensure high purity and consistent performance across batches. Comprehensive quality control includes mass spectrometry verification, bioactivity testing, endotoxin analysis (\u0026lt;0.05 EU\/μg), and batch-specific documentation including certificates of analysis.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for research and development applications including cell line development, media optimization, process feasibility studies, and proof-of-concept experiments. For research use only; not intended for human or animal consumption.\u003c\/p\u003e","brand":"Qkine","offers":[{"title":"10 µg","offer_id":52059083735368,"sku":"Qk061-0025","price":155.0,"currency_code":"GBP","in_stock":true},{"title":"50 µg","offer_id":52059083768136,"sku":"Qk061-0050","price":250.0,"currency_code":"GBP","in_stock":true},{"title":"100 µg","offer_id":52059083800904,"sku":"Qk061-0100","price":310.0,"currency_code":"GBP","in_stock":true},{"title":"500 µg","offer_id":52059083833672,"sku":"Qk061-0500","price":1000.0,"currency_code":"GBP","in_stock":true},{"title":"1000 µg","offer_id":52059083866440,"sku":"Qk061-1000","price":1540.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Gemini_Generated_Image_q58bj4q58bj4q58b-12-16-2025_04_30_PM.png?v=1765902673"},{"product_id":"qkine-recombinant-bovineporcine-igf-1-protein","title":"Qkine Recombinant Bovine\/Porcine IGF-1 Protein","description":"\u003cp\u003eQkine's food grade bovine\/porcine IGF-1 is a critical growth factor for muscle cell proliferation, differentiation, and hypertrophy in cultivated meat production, mediating anabolic signalling through the IGF-1 receptor and downstream PI3K\/Akt and MAPK pathways. Species-matched IGF-1 delivers optimal receptor activation for bovine\/porcine myoblast expansion and maturation, supporting efficient biomass accumulation during scale-up and promoting the development of mature muscle tissue characteristics including myotube formation and contractile protein expression.\u003c\/p\u003e\n\n\u003cp\u003eThis food-grade recombinant protein is produced in E. coli expression systems and purified to \u0026gt;98% purity by SDS-PAGE quantitative densitometry. Manufactured in the UK under a HACCP food manufacturing regime, the protein is animal-origin-free (AOF), carrier protein-free, and tag-free to ensure exceptional purity and lot-to-lot consistency suitable for food applications. Comprehensive quality control includes mass spectrometry confirmation of expected molecular weight, recovery testing from stock vials (\u0026gt;95%), endotoxin analysis (\u0026lt;0.05 EU\/μg protein), and full traceability documentation including certificates of analysis, certificates of origin, allergen analysis, beta-lactam-free certification, and animal-origin-free verification.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for cultivated meat media optimization, process development, commercial-scale production, and regulatory submissions. 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IGF-1 LR3 is particularly effective for promoting muscle cell proliferation, differentiation, and hypertrophy in cultivated meat production, with lower supplementation frequencies required compared to standard IGF-1, reducing media costs and simplifying feeding schedules in commercial-scale bioreactor operations.\u003c\/p\u003e\n\n\u003cp\u003eThis food-grade recombinant protein is produced in E. coli expression systems and purified to \u0026gt;98% purity by SDS-PAGE quantitative densitometry. Manufactured in the UK under a HACCP food manufacturing regime, the protein is animal-origin-free (AOF), carrier protein-free, and tag-free to ensure exceptional purity and lot-to-lot consistency suitable for food applications. Comprehensive quality control includes mass spectrometry confirmation of expected molecular weight, recovery testing from stock vials (\u0026gt;95%), endotoxin analysis (\u0026lt;0.05 EU\/μg protein), and full traceability documentation including certificates of analysis, certificates of origin, allergen analysis, beta-lactam-free certification, and animal-origin-free verification.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for cultivated meat media optimization, process development, commercial-scale production, and regulatory submissions. 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NRG-1 enhances myotube formation, promotes the development of mature muscle tissue characteristics including sarcomere organization and contractile protein expression, and supports the transition from proliferating myoblasts to terminally differentiated muscle fibres in cultivated meat production.\u003c\/p\u003e\n\n\u003cp\u003eThis food-grade recombinant protein is produced in mammalian cells expression systems and purified to \u0026gt;98% purity by SDS-PAGE quantitative densitometry. Manufactured in the UK under a HACCP food manufacturing regime, the protein is animal-origin-free (AOF), carrier protein-free, and tag-free to ensure exceptional purity and lot-to-lot consistency suitable for food applications. Comprehensive quality control includes mass spectrometry confirmation of expected molecular weight, recovery testing from stock vials (\u0026gt;95%), endotoxin analysis (\u0026lt;0.05 EU\/μg protein), and full traceability documentation including certificates of analysis, certificates of origin, allergen analysis, beta-lactam-free certification, and animal-origin-free verification.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for cultivated meat media optimization, process development, commercial-scale production, and regulatory submissions. 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PDGF-BB supports the expansion of adipogenic and myogenic progenitor cells in cultivated meat applications, contributing to both muscle and fat tissue development while promoting extracellular matrix synthesis and tissue organization, which are critical for achieving appropriate texture and mouthfeel in cultivated meat products.\u003c\/p\u003e\n\n\u003cp\u003eThis research-grade recombinant protein is produced in E. coli expression systems and purified to \u0026gt;95% purity by SDS-PAGE quantitative densitometry. The protein is animal-origin-free, carrier protein-free, and tag-free to ensure high purity and consistent performance across batches. Comprehensive quality control includes mass spectrometry verification, bioactivity testing, endotoxin analysis (\u0026lt;0.05 EU\/μg), and batch-specific documentation including certificates of analysis.\u003c\/p\u003e\n\n\u003cp\u003eThis protein is supplied lyophilized and should be reconstituted in 10 mM HCl or phosphate buffer at concentrations above 50 µg\/mL, with optional addition of carrier protein for enhanced stability. Single-use aliquots are recommended to maintain protein integrity, with storage at -20°C for short-term use or -80°C for long-term storage. Suitable for research and development applications including cell line development, media optimization, process feasibility studies, and proof-of-concept experiments. 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