Recombinant avian infectious bronchitis virus expressing a heterologous spike gene demonstrates that the spike protein is a determinant of cell tropism

被引:268
作者
Casais, R [1 ]
Dove, B [1 ]
Cavanagh, D [1 ]
Britton, P [1 ]
机构
[1] Inst Anim Hlth, Div Mol Biol, Compton Lab, Newbury RG20 7NN, Berks, England
关键词
D O I
10.1128/JVI.77.16.9084-9089.2003
中图分类号
Q93 [微生物学];
学科分类号
071005 [微生物学]; 100705 [微生物与生化药学];
摘要
A recombinant infectious bronchitis virus (IBV), BeauR-M41(S), was generated using our reverse genetics system (R. Casais, V. Thiel, S. G. Siddell, D. Cavanagh, and P. Britton, J. Virol. 75:12359-12369, 2001), in which the ectodomain region of the spike gene from IBV M41-CK replaced the corresponding region of the IBV Beaudette genome. BeauR-M41(S) acquired the same cell tropism phenotype as IBV M41-CK in four different cell types, demonstrating that the IBV spike glycoprotein is a determinant of cell tropism.
引用
收藏
页码:9084 / 9089
页数:6
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