Results: ERCC2 gene expression in human choriocarcinoma cell line JAR was evidently lower than in human cytotrophoblast cells.
结果：ERCC2在人绒毛癌细胞JAR中表达显著低于人正常绒毛组织。
Conclusion: MMP-2 and MMP-9 be involved in the invasion of the normal human cytotrophoblast cells, while TIMP-1 and TIMP-2 make this invasion controllable.
结论：MMP一2、MMP一9参与了正常早孕滋养细胞的侵袭的过程，而TIMP-1、TIMP一2使滋养层细胞以一种可控制的形式侵袭。
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