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Preparation and Gene Modification of Nonhuman Primate Hematopoietic Stem and Progenitor Cells
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Nonhuman primate models for HIV/AIDS vaccine development.

Yongjun Sui1,2, Shari Gordon1,2, Genoveffa Franchini1,2

  • 1Vaccine Branch, Center for Cancer Research, National Cancer Institute, Bethesda, Maryland.

Current Protocols in Immunology
|February 11, 2014
PubMed
Summary

Macaque models using simian immunodeficiency viruses (SIVs) are crucial for developing effective HIV vaccines. Understanding macaque genetics and SIV strains optimizes this nonhuman primate model for AIDS vaccine research.

Keywords:
SIVT cell immunityanimal modelsmacaquesnonhuman primatesvaccines

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Area of Science:

  • Immunology
  • Virology
  • Primate Models

Background:

  • Developing an effective HIV vaccine is challenging due to the absence of a predictive animal model.
  • Chimpanzees are susceptible to HIV-1 but impractical for extensive research.
  • Simian immunodeficiency viruses (SIVs) in macaques closely mimic human HIV infection and disease progression.

Purpose of the Study:

  • To examine variables for effective use of macaque-SIV models in AIDS vaccine development.
  • To highlight the importance of macaque genetics and SIV characteristics.
  • To demonstrate the utility of nonhuman primate models for studying immune responses and advancing HIV vaccine research.

Main Methods:

  • Review of macaque species, SIV strains, and administration parameters.
  • Analysis of macaque genetics, including MHC molecules and restriction factors.
  • Illustration of techniques for lymphocyte population identification and poxvirus vaccine candidate review.

Main Results:

  • Macaque-SIV models are critical for AIDS vaccine development, closely mimicking human HIV infection.
  • Effective use requires careful consideration of macaque species, SIV strain, dose, route, and host genetics.
  • NHP models facilitate studies on mucosal immunity and optimization of vaccine components.

Conclusions:

  • Optimizing macaque-SIV models is essential for advancing HIV vaccine development.
  • These models enable crucial research on immune responses and vaccine correlates of protection.
  • Effective utilization of NHP models increases the probability of discovering a successful HIV vaccine.