HIV-1 co-receptor usage: influence on mother-to-child transmission and pediatric infection
2011

HIV-1 Co-Receptor Usage and Its Impact on Mother-to-Child Transmission

publication Evidence: moderate

Author Information

Author(s): Cavarelli Mariangela, Scarlatti Gabriella

Primary Institution: San Raffaele Scientific Institute

Hypothesis

Maternal viral co-receptor usage is not prognostic of transmission.

Conclusion

The study found that the R5 phenotype of HIV-1 is not a predictive marker for mother-to-child transmission, and that R5broad viruses can lead to faster disease progression in infected children.

Supporting Evidence

  • Most maternal viral isolates used CCR5 to infect target cells.
  • Mothers with R5broad viruses were not at a higher risk of transmission than those with R5narrow viruses.
  • R5 isolates are preferentially isolated from offspring.

Takeaway

Moms' HIV-1 virus type doesn't really tell us if their babies will get the virus, but some types of the virus can make kids get sick faster.

Methodology

The study analyzed maternal viral co-receptor usage and its correlation with mother-to-child transmission and pediatric infection outcomes.

Limitations

The number of mothers analyzed was limited and focused primarily on subtype B HIV-1 infections.

Statistical Information

P-Value

0.0218

Statistical Significance

p = 0.0218

Digital Object Identifier (DOI)

10.1186/1479-5876-9-S1-S10

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