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Ex Vivo Infection of Human Lymphoid Tissue and Female Genital Mucosa with Human Immunodeficiency Virus 1 and Histoculture
Published on: October 12, 2018
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The vaginal microbiome and HIV transmission dynamics
Emily M Cherenack1, Courtney A Broedlow2, Nichole R Klatt2
1Department of Psychiatry and Behavioral Sciences, University of Miami Miller School of Medicine, Miami, Florida.
Current Opinion in HIV and AIDS
|June 27, 2024
Summary
A nonoptimal vaginal microbiome increases HIV transmission risk in women. Current treatments are ineffective, necessitating the development of women-centered solutions to modify the vaginal microbiome and reduce HIV acquisition.
Area of Science:
- Reproductive Health
- Microbiome Research
- Infectious Disease Epidemiology
Background:
- The vaginal microbiome plays a critical role in women's health, influencing susceptibility to infections.
- A nonoptimal vaginal microbiome, characterized by low levels of beneficial Lactobacillus species, is linked to increased HIV transmission risk.
- Understanding the complex interplay between the vaginal microbiome and host immunity is crucial for developing effective HIV prevention strategies.
Purpose of the Study:
- To review recent advancements in understanding the vaginal microbiome's role in HIV transmission.
- To summarize innovative research characterizing host-bacteria interactions in the female reproductive tract.
- To identify potential therapeutic targets for reducing HIV acquisition.
Main Methods:
- Multi-omics approaches to analyze microbial communities and host responses.
- Experimental studies investigating the functional impact of microbiome alterations.
- Translational research bridging basic science findings to clinical applications.
Main Results:
- Nonoptimal vaginal microbiomes are associated with immune dysregulation, altered metabolite profiles, and compromised epithelial barrier function.
- These changes create a more permissive environment for HIV infection.
- Despite identified mechanisms, effective interventions to restore a healthy vaginal microbiome and immunity are currently lacking.
Conclusions:
- Developing women-centered strategies to modulate the vaginal microbiome and its metabolites is essential for reducing HIV acquisition.
- Further research is needed to translate current findings into safe and effective treatments.
- Targeting the vaginal microbiome represents a promising avenue for HIV prevention.
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