BACKGROUND&AIM: To explore the feasibility of hepatitis B virus(HBV)vertical transmission via male germ line,the replication and expression of sperm-mediated HBV DNA in mouse embryo were studied.
背景与目的:研究乙型肝炎病毒(HepatitisBvirus,HBV)DNA在早期胚胎中能否复制与表达,探讨HBV经雄性生殖细胞垂直传递的可能性。
参考来源 - 精子携带的HBV DNA在小鼠早期胚胎中的复制与表达·2,447,543篇论文数据，部分数据来源于NoteExpress
与以前一样，可以使用xsl： copy - of将整个idn树复制到输出，但是也可在路径表达式中使用该变量而不需要转换成节点集。
You can use XSL: copy-of to copy the whole IDN tree to the output, as before, but you can also use the variable in a path expression without a node-set conversion.
结论苯中毒患者外周血白细胞的DNA复制及损伤修复基因与正常人相比存在差异性表达，为进一步筛选苯中毒生物标志物提供了依据。
Conclusions Some DNA replication, and damage repair genes associated with benzene poisoning show differential expression, which provides the basis for screening biomarkers of benzene poisoning.
综述了与杆状病毒DNA复制相关基因的研究进展。杆状病毒表达系统是最重要的四大基因工程表达系统之一，杆状病毒还具有作为生物杀虫剂的潜能。
Baculovirus expression system (BES) is one of the most important expression systems. Baculovirus also has potential ability as pesticide. DNA replication is the central step in its life cycle.
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