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干扰素α-2b对人肝癌细胞及血管内皮生长因子分泌的抑制作用

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摘要 目的探讨干扰素(IFN)α-2b对人肝癌细胞及其血管内皮生长因子(VEGF)分泌的抑制作用。方法培养人肝癌HepG2细胞制成细胞悬液,同时设立空白组(培养液)、阴性对照组(培养液+HepG2细胞)、不同浓度IFNα-2b处理组。用MTT比色法、酶联免疫法检测HepG2的抑制率、VEGF蛋白表达水平。结果不同浓度IFNα-2b对体外培养肝癌细胞的生长抑制率具有时间、剂量双重效应(P均<0.05);IFNα-2b对VEGF蛋白表达抑制呈剂量效应(P均<0.01)。结论 IFNα-2b对肝细胞癌增殖和VEGF的分泌均有抑制作用。
出处 《山东医药》 CAS 2012年第41期68-69,共2页 Shandong Medical Journal
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