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Updated: Jul 20, 2026
09:27
New Tools to Expand Regulatory T Cells from HIV-1-infected Individuals
Published on: May 30, 2013
Immunologic control of HIV-1.
Rajesh T Gandhi1, Bruce D Walker
1Partners AIDS Research Center and Infectious Diseases Division, Massachusetts General Hospital and Division of AIDS, Harvard Medical School, Boston, Massachusetts 02114, USA. rgandhi@partners.org
Annual Review of Medicine
|January 31, 2002
Summary
Immunotherapy aims to boost immune responses against human immunodeficiency virus-1 (HIV-1) to control the virus. New strategies are being developed based on understanding how immune cells and antibodies can manage HIV-1 infection.
Area of Science:
- Immunology
- Virology
- Infectious Diseases
Background:
- Human immunodeficiency virus-1 (HIV-1) infection severely weakens the immune system by destroying CD4+ T cells.
- While antiretroviral therapy is effective, it has limitations, necessitating alternative treatment strategies.
- Understanding natural immune control of HIV-1 is crucial for developing new therapies.
Purpose of the Study:
- To explore immunotherapy as a novel approach to treating HIV-1 infection.
- To investigate the potential of boosting immune responses for viral control.
- To leverage insights from natural HIV-1 controllers for therapeutic development.
Main Methods:
- Review of recent studies on immune responses in HIV-1 infection.
- Analysis of the roles of CD4+ helper responses, CD8+ T cell activity, and antibodies in viral control.
- Examination of immunologic correlates associated with managing HIV-1 without antiretroviral therapy.
Main Results:
- Recent studies indicate that CD4+ helper responses, CD8+ T cell activity, and antibodies can contribute to controlling HIV-1 in some individuals.
- These immune components are key factors in achieving viral containment without continuous antiretroviral treatment.
- The findings highlight specific immune mechanisms that can be targeted for therapeutic intervention.
Conclusions:
- Immunotherapy represents a promising strategy for HIV-1 treatment by enhancing the body's own immune defenses.
- Targeting CD4+ helper cells, CD8+ T cells, and antibody production could lead to effective immune-based therapies.
- Further development and testing of these immunotherapeutic strategies are underway to combat HIV-1 infection.
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