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jia tai dan bai yu gan yan
Author(s): 
Pages: 153-154
Year: Issue:  4
Journal: International Journal of Internal Medicine

Keyword:  甲胎蛋白放射免疫测定正常成人对流免疫电泳毫微克肝细胞再生病毒性肝炎血清肝炎患者细胞合成;
Abstract: <正> 甲胎蛋白简介甲胎蛋白(Alpha-Fetoprotein,AFP)主要由胚胎的肝细胞及卵黄囊细胞合成,但胎儿的肠细胞也可合成少量。人类AFP的分子量为70,000,由一种简单的多肽链所组成。分娩时AFP合成即停止,但可从脐带血及新生儿的血液中测得此种物质,浓度约为10~50微克/毫升,其半衰期约为3~5天。在正常成人血清中亦存在微量AFP,约为1~17毫微克/毫升。目前检查AFP的的方法有:放射免疫测定、对流免疫电泳、免疫琼脂扩散等,其中灵敏度最
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