The trim5α genotype of rhesus macaques affects acquisition of simian immunodeficiency virus SIVsmE660 infection after repeated limiting-dose intrarectal challenge

Matthew R. Reynolds*, Jonah B. Sacha, Andrea M. Weiler, Gretta J. Borchardt, Chrystal E. Glidden, Neil C. Sheppard, Francesca A. Norante, Philip A. Castrovinci, Jacqueline J. Harris, Henry T. Robertson, Thomas C. Friedrich, Adrian B. McDermott, Nancy A. Wilson, David B. Allison, Wayne C. Koff, Welkin E. Johnson, David I. Watkins

*Corresponding author for this work

Research output: Contribution to journalComment/debate

57 Scopus citations

Abstract

It has recently been shown that polymorphism at the rhesus macaque TRIM5 locus can affect simian immunodeficiency virus (SIV) replication. Here we show that TRIM5 alleles can also affect acquisition of SIVsmE660. Animals coexpressing the TRIM5 TFP and TRIM5 CypA alleles took significantly longer to become infected with SIVsmE660, but not SIVmac239, after repeated limiting-dose intrarectal challenge than did animals expressing other TRIM5 allele combinations. Our results indicate that the TRIM5 alleles can be a barrier to productive infection and that this should be taken into account when designing acquisition studies using SIVsmE660 or related viruses.

Original languageEnglish
Pages (from-to)9637-9640
Number of pages4
JournalJournal of Virology
Volume85
Issue number18
DOIs
StatePublished - Sep 2011
Externally publishedYes

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