HIV-2 EHO ISOLATE HAS A DIVERGENT ENVELOPE GENE AND INDUCES SINGLE-CELL KILLING BY APOPTOSIS

被引:30
作者
REYCUILLE, MA [1 ]
GALABRU, J [1 ]
LAURENTCRAWFORD, A [1 ]
KRUST, B [1 ]
MONTAGNIER, L [1 ]
HOVANESSIAN, AG [1 ]
机构
[1] INST PASTEUR,DEPT AIDS & RETROVIRUSES,CNRS,UA 1157,F-75015 PARIS,FRANCE
关键词
D O I
10.1006/viro.1994.1364
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
The human immunodeficiency virus type 2 (HIV-2)-related isolate, referred to as HIV-2 EHO, has been isolated from an Ivory Coast patient with acquired immunodeficiency syndrome (AIDS). Infection of CD4 expressing cells with this highly infectious virus mediates a cytopathic effect characterized by single-cell killing as a consequence of apoptosis. Nucleotide sequence analysis of the HIV-2 EHO genome revealed a significant degree of divergence of its envelope gene from that of other known HIV-2 strains. This divergence for the deduced amino acid sequence corresponding to the extracellular envelope glycoprotein was 26 to 30%. These unique genetic and biological properties suggest that the HIV-2 EHO isolate is a distinct prototype in the HIV-2 family. (C) 1994 Academic Press, Inc.
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收藏
页码:471 / 476
页数:6
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