{"product_id":"culturegro-human-vegf-165","title":"CultureGro™ 人VEGF 165 无动物源重组蛋白","description":"\u003cp\u003e血管内皮生长因子（VEGF），是一种重要的糖蛋白，由两个相同的单位组成，每个单位重45 kDa，并通过二硫键连接。它在血管生成中起着关键作用，这对于肿瘤生长和癌症扩散至关重要。VEGF显著影响血管内皮，通过支持内皮细胞存活、刺激细胞分裂、吸引细胞（趋化性）以及增强血管渗透物质的能力。VEGF家族包括多个成员：VEGF-A到E和PlGF，所有这些成员通过细胞信号传导在血管生成的调节中起关键作用。\u003c\/p\u003e\n\n\u003cp\u003e这一过程对几乎所有肿瘤都至关重要，其中VEGF是推动血管生成的最重要的细胞因子。通过单个VEGF基因的可变剪接产生五种VEGF亚型，使其能够与两种特定受体相互作用，flt-1（VEGFR-1）和flk-1\/KDR（VEGFR-2），这些受体主要存在于内皮细胞上。这些相互作用对于胚胎发育期间血管的形成至关重要。酪氨酸激酶FLK1和FLT1，以及VEGF，在这一发育阶段起着不可或缺的作用。\u003c\/p\u003e\n\n\u003cp\u003e此外，可溶性FLT1通过高亲和力结合VEGF，作为血管生成的天然抑制剂。高水平的VEGF与POEMS综合征（也称为Crow-Fukase综合征）相关，这是一种影响全身多个器官的复杂病症。\u003c\/p\u003e","brand":"Cell Culture Collective","offers":[{"title":"1 毫克","offer_id":53171307217224,"sku":"HVEGF-165-AF-1mg","price":3084.0,"currency_code":"GBP","in_stock":true},{"title":"2 µg","offer_id":53171350831432,"sku":"HVEGF-165-AF-2ug","price":60.0,"currency_code":"GBP","in_stock":true},{"title":"10 µg","offer_id":53171350864200,"sku":"HVEGF-165-AF-10ug","price":134.0,"currency_code":"GBP","in_stock":true},{"title":"50 µg","offer_id":53171350896968,"sku":"HVEGF-165-AF-50ug","price":372.0,"currency_code":"GBP","in_stock":true},{"title":"100 µg","offer_id":53171350929736,"sku":"HVEGF-165-AF-100ug","price":495.0,"currency_code":"GBP","in_stock":true},{"title":"250 µg","offer_id":53171350962504,"sku":"HVEGF-165-AF-250ug","price":1081.0,"currency_code":"GBP","in_stock":true},{"title":"500 µg","offer_id":53171350995272,"sku":"HVEGF-165-AF-500ug","price":2006.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/7570\/8232\/files\/Growth-Factor-Photo_53dd17d6-bdc5-4284-a5f2-b811d137e448.png?v=1779694842","url":"https:\/\/cellbase.com\/zh\/products\/culturegro-%e4%ba%ba%e6%ba%90-vegf-165","provider":"Cellbase","version":"1.0","type":"link"}