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Updated: May 25, 2026
11:38
Stem-cell Based Engineered Immunity Against HIV Infection in the Humanized Mouse Model
Published on: July 2, 2016
Hematopoietic-stem-cell-based gene therapy for HIV disease
Hans-Peter Kiem1, Keith R Jerome, Steven G Deeks
1Clinical Research Division, Fred Hutchinson Cancer Research Center, Seattle, WA 98109, USA.
Cell Stem Cell
|February 7, 2012
Summary
Gene-modified stem cells offer a potential cure for HIV by creating a resistant immune system. This approach aims to eliminate the need for lifelong antiretroviral therapy.
Area of Science:
- Immunology
- Gene Therapy
- Virology
Background:
- Combination antiretroviral therapy (cART) reduces HIV viral load but does not eliminate replication-competent virus.
- Persistent HIV necessitates lifelong treatment, creating a need for curative strategies.
- Hematopoietic stem cells (HSCs) are a target for gene modification to confer HIV resistance.
Purpose of the Study:
- To review HSC-based gene therapy strategies for HIV disease.
- To discuss the potential for a functional HIV-resistant immune system.
- To highlight proof-of-concept studies in HIV-infected individuals.
Main Methods:
- Review of existing literature on HSC gene therapy for HIV.
- Analysis of strategies involving CCR5 blockade or modification.
- Examination of allogeneic stem cell transplantation in HIV-infected patients.
Main Results:
- Allogeneic stem cell transplantation from CCR5-negative donors has shown proof of concept.
- Gene modification of HSCs can confer resistance to HIV infection.
- HSC-based therapies offer a potential pathway to HIV eradication.
Conclusions:
- HSC-based gene therapy represents a promising strategy for a functional HIV cure.
- Eliminating the need for indefinite cART is a key goal of this research.
- Further development of these gene-editing techniques is crucial for clinical application.
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