Does HIV cause depletion of CD4+ T cells in vivo by the induction of apoptosis?

Abstract:

:The central pathogenic feature of AIDS is the dramatic loss of CD4+ lymphocytes. Despite more than a decade of intense research, the exact mechanism by which HIV causes this is still not understood. A major model for T cell depletion, proposed originally by Ameison and Capron in a report published in 1991, is that HIV sensitizes CD4+ T cells for activation-induced apoptosis. The apoptotic model of T cell depletion is discussed, and experiments that address the questions of whether apoptosis is restricted to infected cells or 'bystander' T cells, and whether T cell apoptosis requires participation of separate HIV-infected haematopoietic cell populations, are reviewed.

journal_name

Immunol Cell Biol

authors

Jaworowski A,Crowe SM

doi

10.1046/j.1440-1711.1999.00798.x

subject

Has Abstract

pub_date

1999-02-01 00:00:00

pages

90-8

issue

1

eissn

0818-9641

issn

1440-1711

journal_volume

77

pub_type

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