A VIRION-SPECIFIC INHIBITORY MOLECULE WITH THERAPEUTIC POTENTIAL FOR HUMAN-IMMUNODEFICIENCY-VIRUS TYPE-1

被引:36
作者
MATSUDA, Z [1 ]
YU, XF [1 ]
YU, QC [1 ]
LEE, TH [1 ]
ESSEX, M [1 ]
机构
[1] HARVARD UNIV,SCH PUBL HLTH,DEPT CANC BIOL,BOSTON,MA 02115
关键词
AIDS; ANTIRETROVIRAL THERAPY; VPX PROTEIN;
D O I
10.1073/pnas.90.8.3544
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
A potential new approach for gene therapy against human immunodeficiency virus type 1 (HIV-1) infection is the design of a nonstructural gene-based virion-specific inhibitory molecule that is packaged with virus to destroy its infectivity. We tested this approach for HIV-1 by using Vpx, a virion-associated protein of HIV-2 and simian immunodeficiency virus. Vpx was incorporated into HIV-1 virions and the resulting cell-free virus lost infectivity in CD4+ human T cells. This demonstrates the therapeutic potential of an accessory gene-based virion-specific inhibitory molecule. Vpx and its derivatives can be regarded as a new class of anti-HIV-1 molecule.
引用
收藏
页码:3544 / 3548
页数:5
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