Evidence map›Paper›PMID 18851679›Full record

ArticleAIDS research and human retroviruses2008

The level of APOBEC3G (hA3G)-related G-to-A mutations does not correlate with viral load in HIV type 1-infected individuals.

Nzovu K Ulenga, Abdoulaye Dieng Sarr, Donald Hamel, Jean-Louis Sankale, Souleymane Mboup, Phyllis J Kanki

Abstract read
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Article in AIDS research and human retroviruses, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

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0cells of the map it votes in
23citing papers in PubMed
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1 · What the graph read from it

What it found

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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

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3 · Its place in the literature

Who cites it

23 citing papers in PubMed.

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4 · The record

Corrections and comments

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5 · Who and what money

Authors and funding

6 authors.

Nzovu K UlengaDepartment of Immunology and Infectious Diseases, Harvard School of Public Health, Boston, Massachusetts 02115, USA.
Abdoulaye Dieng Sarr
Donald Hamel
Jean-Louis Sankale
Souleymane Mboup
Phyllis J Kanki

Funding

NIAID NIH HHS AI6274-04
6 · The paper itself

Abstract

The APOBEC family of mammalian cytidine deaminases, such as APOBEC3G (hA3G), has been demonstrated to function as a host viral restriction factor against HIV-1. hA3G has been shown to cause extensive G-to-A mutations in the HIV-1 genome, which may play a role in viral restriction. To investigate the role of G-to-A mutations in HIV-1 pathogenesis, we isolated, amplified, and sequenced HIV-1 sequences (vif, gag, and env) from 29 therapy-naive HIV-1-infected individuals. The levels of G-to-A mutations correlated with the expression levels of hA3G in the vif (rho = 0.438, p = 0.041) and the env regions (rho = 0.392, p = 0.038), but not in the gag region (rho = 0.131, p = 0.582). There is no correlation between viral load and the level of G-to-A mutations in the vif (rho = 0.144, p = 0.522), env (rho = 0.168, p = 0.391), or gag regions (rho = -0.254, p = 0.279). Taken together, these findings suggest that the hA3G-induced G-to-A mutations may not be the mechanism by which hA3G restricts or controls viral replication. Thus, hA3G might be restricting viral growth in infected individuals through a mechanism that is independent of the cytidine deaminase activities of hA3G.

Indexed as

Point MutationViral LoadAnimalsAPOBEC-3G DeaminaseCytidine Deaminaseenv Gene Products, Human Immunodeficiency VirusFemalegag Gene Products, Human Immunodeficiency VirusHIV-1HIV InfectionsHumansMolecular Sequence DataPolymorphism, GeneticSequence Analysis, DNAvif Gene Products, Human Immunodeficiency VirusAPOBEC-3G DeaminaseAPOBEC3G protein, humanCytidine Deaminaseenv Gene Products, Human Immunodeficiency Virusgag Gene Products, Human Immunodeficiency Virusvif Gene Products, Human Immunodeficiency Virusvif protein, Human immunodeficiency virus 1

Identifiers

PMID18851679
PMCPMC2928122

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.