Genetic diversity on the integrase region of the pol gene among HIV type 1-infected patients naive for integrase inhibitors in São Paulo City, Brazil.

Abstract:

:The presence of mutations associated with integrase inhibitor (INI) resistance among INI-naive patients may play an important clinical role in the use of those drugs Samples from 76 HIV-1-infected subjects naive to INIs were submitted to direct sequencing. No differences were found between naive (25%) subjects and subjects on HAART (75%). No primary mutation associated with raltegravir or elvitegravir resistance was found. However, 78% of sequences showed at least one accessory mutation associated with resistance. The analysis of the 76 IN sequences showed a high polymorphic level on this region among Brazilian HIV-1-infected subjects, including a high prevalence of aa substitutions related to INI resistance. The impact of these findings remains unclear and further studies are necessary to address these questions.

authors

Arruda LB,Fonseca LA,Duarte AJ,Casseb J

doi

10.1089/aid.2009.0179

subject

Has Abstract

pub_date

2010-01-01 00:00:00

pages

105-7

issue

1

eissn

0889-2229

issn

1931-8405

journal_volume

26

pub_type

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