Evidence map›Paper›PMID 22237899›Full record

ReviewCurrent HIV/AIDS reports2012

The HIV-1 env protein: a coat of many colors.

Kathryn Twigg Arrildt, Sarah Beth Joseph, Ronald Swanstrom

Abstract readReview
In one paragraph

Review in Current HIV/AIDS reports, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
56citing papers in PubMed, 1 pooled it
4.3field-weighted citation impact, top 5% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

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

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

56 citing papers in PubMed, 1 synthesis or guideline pooled it, 97 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors at 1 institution in 1 country.

Kathryn Twigg ArrildtDepartment of Microbiology and Immunology, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA. arrildt@email.unc.edu
Sarah Beth Joseph
Ronald Swanstrom
University of North Carolina at Chapel Hill · US

Funding

Biological properties of HIV-1 V3 evolutionary variantsR37AI044667 · NIAID · UNIV OF NORTH CAROLINA CHAPEL HILL · PI SWANSTROM, RONALD I · 2005 to 2014
$3.4M
NIAID NIH HHS R37 AI044667
6 · The paper itself

Abstract

HIV-1 is completely dependent upon the Env protein to enter cells. The virus typically replicates in activated CD4+ T cells due to viral entry requirements for the CCR5 coreceptor and for high surface levels of the CD4 receptor. This is the case for the transmitted virus and for most of the virus sampled in the blood. Over the course of infection, the env gene can evolve to encode a protein with altered receptor and coreceptor usage allowing the virus to enter alternative host cells. In about 50% of HIV-1 infections, the viral population undergoes coreceptor switching, usually late in disease, allowing the virus to use CXCR4 to enter a different subset of CD4+ T cells. Neurocognitive disorders occur in about 10% of infections, also usually late in disease, but caused (ultimately) by viral replication in the brain either in CD4+ T cells or macrophage and/or microglia. Expanded host range is significantly intertwined with pathogenesis. Identification and characterization of such HIV-1 variants may be useful for early detection which would allow intervention to reduce viral pathogenesis in these alternative cell types.

Indexed as

Central Nervous Systemenv Gene Products, Human Immunodeficiency VirusHIV-1HIV InfectionsHumansMacrophagesPhenotypeT-Lymphocytesenv Gene Products, Human Immunodeficiency Virus

Identifiers

PMID22237899
PMCPMC3658113
OpenAlexW2028207327

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

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.