The ubiquitin-proteasome system facilitates the transfer of murine coronavirus from endosome to cytoplasm during virus entry

被引:72
作者
Yu, GY [1 ]
Lai, MAC [1 ]
机构
[1] Univ So Calif, Keck Sch Med, Dept Mol Microbiol & Immunol, Los Angeles, CA 90033 USA
关键词
D O I
10.1128/JVI.79.1.644-648.2005
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
The ubiquitin-proteasome system is involved in cellular endocytosis and maturation of some viruses. In this study, we found that proteasome inhibitors blocked mouse hepatitis virus replication at an early step in the viral life cycle. In the presence of MG132, the entering viruses accumulated in both the endosome and denser lysosome, suggesting that the ubiquitin-proteasome system is involved in the release of virus from the endosome to the cytosol during the virus entry step.
引用
收藏
页码:644 / 648
页数:5
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