Abstract
We studied the effect of hepatitis C virus coinfection on T cell subpopulations in HIV-infected patients receiving antiretroviral therapy. Coinfection with hepatitis C virus was followed by a decrease in the number of naive CD4(+) T cells and an increase in the count of central CD8(+) memory T cells in these patients. Hepatitis C virus had no effect on the number of CD4(+) memory T cells (main target for HIV). This can explain the absence of strong negative effect of hepatitis C virus on the course of HIV infection.
Keywords:
HCV coinfection; HIV infection; T cell subpopulations; antiretroviral therapy.
MeSH terms
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Adult
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Anti-HIV Agents / pharmacology
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Anti-HIV Agents / therapeutic use*
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CD4-Positive T-Lymphocytes / immunology*
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CD4-Positive T-Lymphocytes / virology
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CD8-Positive T-Lymphocytes / immunology*
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CD8-Positive T-Lymphocytes / virology
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Case-Control Studies
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Coinfection / drug therapy
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Coinfection / immunology
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Coinfection / virology
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Female
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HIV Infections / drug therapy
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HIV Infections / immunology*
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HIV Infections / virology
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Hepatitis C, Chronic / drug therapy
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Hepatitis C, Chronic / immunology*
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Hepatitis C, Chronic / virology
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Humans
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Interferons / pharmacology
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Interferons / therapeutic use*
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Male
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Thymus Gland / immunology
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Thymus Gland / pathology
Substances
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Anti-HIV Agents
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Interferons