Single-nucleotide polymorphism-defined class i and class III major histocompatibility complex genetic subregions contribute to natural long-term nonprogression in HIV infection

J. Guergnon*, C. Dalmasso, P. Broet, L. Meyer, S. J. Westrop, N. Imami, E. Vicenzi, G. Morsica, M. Tinelli, B. Zanone Poma, C. Goujard, V. Potard, F. M. Gotch, C. Casoli, A. Cossarizza, F. MacCiardi, P. Debré, J. F. Delfraissy, M. Galli, B. AutranD. Costagliola, G. Poli, I. Theodorou, A. Riva

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

28 Citations (Scopus)

Abstract

We performed a genome-wide association study comparing a cohort of 144 human immunodeficiency virus (HIV type 1-infected, untreated white long-term nonprogressors (LTNPs) with a cohort of 605 HIV-1-infected white seroconverters. Forty-seven single-nucleotide polymorphisms (SNPs), located from class I to class III major histocompatibility complex (MHC) subregions, show statistical association (false discovery rate, <0.05) with the LTNP condition, among which 5 reached genome-wide significance after Bonferonni correction. The MHC LTNP-associated SNPs are ordered in ≥4 linkage disequilibrium blocks; interestingly, an MHC class III linkage disequilibrium block (defined by the rs9368699 SNP) seems specific to the LTNP phenotype.

Original languageEnglish
Pages (from-to)718-724
Number of pages7
JournalJournal of Infectious Diseases
Volume205
Issue number5
DOIs
Publication statusPublished - 1 Mar 2012
Externally publishedYes

Bibliographical note

Funding Information:
Financial support. This work was supported by the GISHEAL project (http://www.gisheal.eu/index.php, last accessed december 2011) of the 6th Framework Program of the European Commission. Potential conflicts of interest. All authors: No reported conflicts.

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