Protease mutations in HIV-1 non-B strains infecting drug-naive villagers of cameroon

To describe the presence of protease inhibitor (PI) resistance-associated mutations and subtype distribution in drug-naive villagers of six provinces of Cameroon, we sequenced the protease (PR) gene (297 bp) of 128 viruses. Secondary PI resistance-associated mutations were identified at five sites:...

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Veröffentlicht in:AIDS research and human retroviruses 2004, Vol.20 (1), p.105-109
Hauptverfasser: KONINGS, Frank A. J, PING ZHONG, NYAMBI, Phillipe N, AGWARA, Moise, AGYINGI, Lucy, ZEKENG, Leopold, ACHKAR, Jacqueline M, EWANE, Leonard, SAA, D, AFANE ZE, Emmanuel, KINGE, Thompson
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container_end_page 109
container_issue 1
container_start_page 105
container_title AIDS research and human retroviruses
container_volume 20
creator KONINGS, Frank A. J
PING ZHONG
NYAMBI, Phillipe N
AGWARA, Moise
AGYINGI, Lucy
ZEKENG, Leopold
ACHKAR, Jacqueline M
EWANE, Leonard
SAA, D
AFANE ZE, Emmanuel
KINGE, Thompson
description To describe the presence of protease inhibitor (PI) resistance-associated mutations and subtype distribution in drug-naive villagers of six provinces of Cameroon, we sequenced the protease (PR) gene (297 bp) of 128 viruses. Secondary PI resistance-associated mutations were identified at five sites: L10I/V (16%), K20R (8%), M36I (98%), L63P (13%), and V77I (6%). No primary mutation in the PR was identified. Of the 128 specimens analyzed, subtypes A (11%), C(2%), D (6%), F2 (3%), G (6%), H (0.8%), J (6%), and CRF02_AG (60%) were identified. The mutations identified were not characteristic to any particular subtype. The absence of primary mutations, in addition to the few secondary mutations, gives good perspectives for PI treatment interventions in these rural areas.
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J ; PING ZHONG ; NYAMBI, Phillipe N ; AGWARA, Moise ; AGYINGI, Lucy ; ZEKENG, Leopold ; ACHKAR, Jacqueline M ; EWANE, Leonard ; SAA, D ; AFANE ZE, Emmanuel ; KINGE, Thompson</creator><creatorcontrib>KONINGS, Frank A. J ; PING ZHONG ; NYAMBI, Phillipe N ; AGWARA, Moise ; AGYINGI, Lucy ; ZEKENG, Leopold ; ACHKAR, Jacqueline M ; EWANE, Leonard ; SAA, D ; AFANE ZE, Emmanuel ; KINGE, Thompson</creatorcontrib><description>To describe the presence of protease inhibitor (PI) resistance-associated mutations and subtype distribution in drug-naive villagers of six provinces of Cameroon, we sequenced the protease (PR) gene (297 bp) of 128 viruses. Secondary PI resistance-associated mutations were identified at five sites: L10I/V (16%), K20R (8%), M36I (98%), L63P (13%), and V77I (6%). No primary mutation in the PR was identified. Of the 128 specimens analyzed, subtypes A (11%), C(2%), D (6%), F2 (3%), G (6%), H (0.8%), J (6%), and CRF02_AG (60%) were identified. 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subjects Adolescent
Adult
Aged
AIDS/HIV
Anti-HIV Agents - pharmacology
Anti-HIV Agents - therapeutic use
Biological and medical sciences
Cameroon - epidemiology
Drug Resistance, Viral
Female
Fundamental and applied biological sciences. Psychology
HIV Infections - drug therapy
HIV Infections - epidemiology
HIV Infections - virology
HIV Protease - genetics
HIV Protease Inhibitors - pharmacology
HIV Protease Inhibitors - therapeutic use
HIV-1 - classification
HIV-1 - drug effects
HIV-1 - enzymology
HIV-1 - genetics
Human immunodeficiency virus 1
Human viral diseases
Humans
Infectious diseases
Male
Medical sciences
Microbiology
Middle Aged
Miscellaneous
Molecular Sequence Data
Mutation
Rural Population
Sequence Analysis, DNA
Viral diseases
Virology
title Protease mutations in HIV-1 non-B strains infecting drug-naive villagers of cameroon
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