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Expression of HBV-DNA in the Umbilical Cord Tissues of The Dead Fetus Delivered From Puerperant With Hepatitis Virus B Infection

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Author:
No author available
Journal Title:
JOURNAL OF CHINESE PHYSICIAN
Issue:
12
DOI:
10.3760/cma.j.issn.1008-1372.2002.12.009
Key Word:
死胎;脐带组织;原位分子杂交;HBV-DNA

Abstract: 目的观察死胎脐带组织中HBV-DNA表达的情况,探讨通过产妇传播到死胎脐带组织中的HBV是否存在复制.方法采集40例乙型肝炎产妇产下的死胎,常规尸检,取脐带组织,采用原位分子杂交法,检测其中的HBV-DNA;回访产妇产前静脉血HBV的检测结果.结果死胎脐带组织中HBV-DNA的检出率为16/40(40%)例.产妇产前静脉血HBV呈高、低和无复制状态时,脐带组织中HBV-DNA的检出率分别为1/4(25%)例、7/20(35%)例和8/16(50%)例;高、低、无复制者之间相互比较,差异不显著(P>0.05).HBV-DNA颗粒在死胎脐带血管内皮细胞浆、血管中呈点、灶状分布,但脐带血管内皮细胞核上无HBV-DNA存在.结论死胎脐带组织中有HBV复制;死胎脐带组织中HBV-DNA表达与产妇血清中HBV复制状态无关.

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