The hope for an HIV vaccine based on induction of CD8+ T lymphocytes: a review

The only long-term and cost-effective solution to the human immunodeficiency virus (HIV) epidemic in the developing world is a vaccine that prevents individuals from becoming infected or, once infected, from passing the virus on to others. There is currently little hope for an AIDS vaccine. Conventi...

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Main Author: David I Watkins
Format: Article
Language:English
Published: Fundação Oswaldo Cruz (FIOCRUZ) 2008-03-01
Series:Memorias do Instituto Oswaldo Cruz
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762008000200001
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author David I Watkins
author_facet David I Watkins
author_sort David I Watkins
collection DOAJ
description The only long-term and cost-effective solution to the human immunodeficiency virus (HIV) epidemic in the developing world is a vaccine that prevents individuals from becoming infected or, once infected, from passing the virus on to others. There is currently little hope for an AIDS vaccine. Conventional attempts to induce protective antibody and CD8+ lymphocyte responses against HIV and simian immunodeficiency virus (SIV) have failed. The enormous diversity of the virus has only recently been appreciated by vaccinologists, and our assays to determine CD8+ lymphocyte antiviral efficacy are inadequate. The central hypothesis of a CTL-based vaccine is that particularly effective CD8+ lymphocytes directed against at least five epitopes that are derived from regions under functional and structural constraints will control replication of pathogenic SIV. This would be somewhat analogous to control of virus replication by triple drug therapy or neutralizing antibodies.
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spelling doaj.art-be486885eb4e4f34a7c4e782de616cca2023-08-02T09:00:10ZengFundação Oswaldo Cruz (FIOCRUZ)Memorias do Instituto Oswaldo Cruz0074-02761678-80602008-03-01103211912910.1590/S0074-02762008000200001The hope for an HIV vaccine based on induction of CD8+ T lymphocytes: a reviewDavid I WatkinsThe only long-term and cost-effective solution to the human immunodeficiency virus (HIV) epidemic in the developing world is a vaccine that prevents individuals from becoming infected or, once infected, from passing the virus on to others. There is currently little hope for an AIDS vaccine. Conventional attempts to induce protective antibody and CD8+ lymphocyte responses against HIV and simian immunodeficiency virus (SIV) have failed. The enormous diversity of the virus has only recently been appreciated by vaccinologists, and our assays to determine CD8+ lymphocyte antiviral efficacy are inadequate. The central hypothesis of a CTL-based vaccine is that particularly effective CD8+ lymphocytes directed against at least five epitopes that are derived from regions under functional and structural constraints will control replication of pathogenic SIV. This would be somewhat analogous to control of virus replication by triple drug therapy or neutralizing antibodies.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762008000200001CTLHIVSIVVaccines
spellingShingle David I Watkins
The hope for an HIV vaccine based on induction of CD8+ T lymphocytes: a review
Memorias do Instituto Oswaldo Cruz
CTL
HIV
SIV
Vaccines
title The hope for an HIV vaccine based on induction of CD8+ T lymphocytes: a review
title_full The hope for an HIV vaccine based on induction of CD8+ T lymphocytes: a review
title_fullStr The hope for an HIV vaccine based on induction of CD8+ T lymphocytes: a review
title_full_unstemmed The hope for an HIV vaccine based on induction of CD8+ T lymphocytes: a review
title_short The hope for an HIV vaccine based on induction of CD8+ T lymphocytes: a review
title_sort hope for an hiv vaccine based on induction of cd8 t lymphocytes a review
topic CTL
HIV
SIV
Vaccines
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762008000200001
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