Influenza entry pathways in polarized MDCK cells.

Influenza entry pathways in polarized MDCK cells.
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DOI:
10.1016/j.bbrc.2014.05.095
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发表时间:
2014-07-18
影响因子:
3.1
通讯作者:
Whittaker, Gary R.
Whittaker, Gary R.
中科院分区:
生物学4区
文献类型:
--
作者:
Zhang, Yueting;Whittaker, Gary R.

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Analysis of influenza entry pathways in polarized epithelial cells. Clathrin-mediated endocytosis is critical for influenza entry in polarized MDCK cells. Influenza virus may use multiple endocytic pathways in non-polarized cells. In non-polarized cell culture models, influenza virus has been shown to enter host cells via multiple endocytic pathways, including classical clathrin-mediated endocytic routes (CME), clathrin- and caveolae-independent routes and macropinocytosis. However, little is known about the entry route of influenza virus in differentiated epithelia, in vivo site of infection for influenza virus. Here, we show that in polarized Madin–Darby canine kidney type II (MDCK II) cells, influenza virus has a specific utilization of the clathrin-mediated endocytic pathway and requires Eps15 for host cell entry.
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