胎盘提取物促淋巴细胞增殖活性及稳定性实验初探

Guo-hua WANG, Wang-tai CHENG, Hong-yan MA, Zhi-yang CHEN,Li-bo YAO

Chinese Journal of Biochemical Pharmaceutics(2001)

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Abstract
目的从人胎盘组织制备促进免疫细胞增殖提取物并寻求保存提取物的适宜条件。方法通过热处理胎盘匀浆液制备提取物,并用溴化四唑蓝染料结合法测定体外促小鼠脾淋巴细胞的增殖活性,同时对提取物进行放射性同位素60Co照射。结果经Lowry′s法测定为每1 g胎盘组织含2~3mg蛋白质,其促细胞增殖率>80%,经同位素处理后低温保存数月活性不受影响。结论此法制备的提取物不仅活性高,且方法简便、重复性好,该提取物作为一种稳定、可靠、明显的促淋巴细胞增殖反应具有上规模开发、生产、应用于临床的价值。
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Key words
placenta extract,lymphocyte proliferation activity
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