Genome-Wide Association Scan in HIV-1-Infected Individuals Identifying Variants Influencing Disease Course
2011

Genetic Factors Influencing HIV Disease Progression

Sample size: 404 publication Evidence: moderate

Author Information

Author(s): van Manen Daniëlle, Delaneau Olivier, Kootstra Neeltje A., Boeser-Nunnink Brigitte D., Limou Sophie, Bol Sebastiaan M., Burger Judith A., Zwinderman Aeilko H., Moerland Perry D., van 't Slot Ruben, Zagury Jean-François, van 't Wout Angélique B., Schuitemaker Hanneke

Primary Institution: Academic Medical Center of the University of Amsterdam

Hypothesis

What host genetic factors impact the clinical course of HIV-1 infection?

Conclusion

The study found several genetic variants associated with the progression of HIV-1 infection, although none were genome-wide significant.

Supporting Evidence

  • The study identified multiple SNPs associated with disease progression after HIV-1 infection.
  • Three independent SNPs had P-values smaller than 0.05 in a confirmation cohort.
  • The research emphasizes the importance of using different phenotypes in GWAS to uncover host genetic factors.

Takeaway

Scientists looked at the genes of people with HIV to see if certain genes made the disease get worse faster or slower.

Methodology

The study used genome-wide association analysis with Cox regression survival analyses to test SNP associations with disease progression.

Limitations

The associations found were not genome-wide significant, indicating potential false positives or lack of confirmation in other cohorts.

Participant Demographics

Participants included HIV-1 infected men who have sex with men (MSM) and drug users (DU) from the Amsterdam Cohort Studies.

Statistical Information

P-Value

p<0.05 for some SNPs

Digital Object Identifier (DOI)

10.1371/journal.pone.0022208

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