Antibody-Dependent Cellular Cytotoxicity and NK Cell-Driven Immune Escape in HIV Infection: Implications for HIV Vaccine Development

The HIV-1 genome is malleable and a difficult target tot vaccinate against. It has long been recognised that cytotoxic T lymphocytes and neutralising antibodies readily select for immune escape HIV variants. It is now also clear that NK cells can also select for immune escape. NK cells force immune...

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Main Authors: Gamze Isitman, Ivan Stratov, Stephen J. Kent
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Advances in Virology
Online Access:http://dx.doi.org/10.1155/2012/637208
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author Gamze Isitman
Ivan Stratov
Stephen J. Kent
author_facet Gamze Isitman
Ivan Stratov
Stephen J. Kent
author_sort Gamze Isitman
collection DOAJ
description The HIV-1 genome is malleable and a difficult target tot vaccinate against. It has long been recognised that cytotoxic T lymphocytes and neutralising antibodies readily select for immune escape HIV variants. It is now also clear that NK cells can also select for immune escape. NK cells force immune escape through both direct Killer-immunoglobulin-like receptor (KIR)-mediated killing as well as through facilitating antibody-dependent cellular cytotoxicity (ADCC). These newer finding suggest NK cells and ADCC responses apply significant pressure to the virus. There is an opportunity to harness these immune responses in the design of more effective HIV vaccines.
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spelling doaj-art-ac3be96b0bd4413a974f91c068cd29f62025-02-03T06:46:13ZengWileyAdvances in Virology1687-86391687-86472012-01-01201210.1155/2012/637208637208Antibody-Dependent Cellular Cytotoxicity and NK Cell-Driven Immune Escape in HIV Infection: Implications for HIV Vaccine DevelopmentGamze Isitman0Ivan Stratov1Stephen J. Kent2Department of Microbiology and Immunology, University of Melbourne, Melbourne, VIC 3010, AustraliaDepartment of Microbiology and Immunology, University of Melbourne, Melbourne, VIC 3010, AustraliaDepartment of Microbiology and Immunology, University of Melbourne, Melbourne, VIC 3010, AustraliaThe HIV-1 genome is malleable and a difficult target tot vaccinate against. It has long been recognised that cytotoxic T lymphocytes and neutralising antibodies readily select for immune escape HIV variants. It is now also clear that NK cells can also select for immune escape. NK cells force immune escape through both direct Killer-immunoglobulin-like receptor (KIR)-mediated killing as well as through facilitating antibody-dependent cellular cytotoxicity (ADCC). These newer finding suggest NK cells and ADCC responses apply significant pressure to the virus. There is an opportunity to harness these immune responses in the design of more effective HIV vaccines.http://dx.doi.org/10.1155/2012/637208
spellingShingle Gamze Isitman
Ivan Stratov
Stephen J. Kent
Antibody-Dependent Cellular Cytotoxicity and NK Cell-Driven Immune Escape in HIV Infection: Implications for HIV Vaccine Development
Advances in Virology
title Antibody-Dependent Cellular Cytotoxicity and NK Cell-Driven Immune Escape in HIV Infection: Implications for HIV Vaccine Development
title_full Antibody-Dependent Cellular Cytotoxicity and NK Cell-Driven Immune Escape in HIV Infection: Implications for HIV Vaccine Development
title_fullStr Antibody-Dependent Cellular Cytotoxicity and NK Cell-Driven Immune Escape in HIV Infection: Implications for HIV Vaccine Development
title_full_unstemmed Antibody-Dependent Cellular Cytotoxicity and NK Cell-Driven Immune Escape in HIV Infection: Implications for HIV Vaccine Development
title_short Antibody-Dependent Cellular Cytotoxicity and NK Cell-Driven Immune Escape in HIV Infection: Implications for HIV Vaccine Development
title_sort antibody dependent cellular cytotoxicity and nk cell driven immune escape in hiv infection implications for hiv vaccine development
url http://dx.doi.org/10.1155/2012/637208
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AT stephenjkent antibodydependentcellularcytotoxicityandnkcelldrivenimmuneescapeinhivinfectionimplicationsforhivvaccinedevelopment