The Magnitude and Kinetics of the Mucosal HIV-Specific CD8+ T Lymphocyte Response and Virus RNA Load in Breast Milk
2011

HIV-Specific Immune Response in Breast Milk

Sample size: 10 publication 10 minutes Evidence: moderate

Author Information

Author(s): Mahlokozera Tatenda, Kang Helen H., Goonetilleke Nilu, Stacey Andrea R., Lovingood Rachel V., Denny Thomas N., Kalilani Linda, Bunn James E. G., Meshnick Steve R., Borrow Persephone, Letvin Norman L., Permar Sallie R.

Primary Institution: Beth Israel Deaconess Medical Center, Harvard Medical School

Hypothesis

The study investigates the relationship between HIV-specific CD8+ T lymphocyte responses in breast milk and the virus RNA load.

Conclusion

The magnitude of the HIV-specific CD8+ T lymphocyte response in milk does not appear to be solely determined by the milk virus RNA load.

Supporting Evidence

  • The study found discordant responses in blood and milk.
  • No correlation was found between the CD8+ T lymphocyte response and milk virus RNA load.
  • The immune response in each breast was independently regulated.

Takeaway

This study looked at how the immune response to HIV in breast milk works and found that it doesn't just depend on how much virus is in the milk.

Methodology

The study assessed the CD8+ T lymphocyte response in blood and milk of HIV-infected Malawian women and correlated it with milk virus RNA load.

Potential Biases

Potential bias due to the small number of subjects and the specific population studied.

Limitations

The study had a limited sample size and focused only on women with the A*3002 locus.

Participant Demographics

HIV-infected, lactating Malawian women.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0023735

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