Evidence map›Paper›PMID 10364338›Full record

ArticleJournal of virology1999

Expression and use of human immunodeficiency virus type 1 coreceptors by human alveolar macrophages.

S Worgall, R Connor, R J Kaner, E Fenamore, K Sheridan, R Singh, R G Crystal

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 1999. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
1.6field-weighted citation impact, top 18% 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

18 citing papers in PubMed, 51 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

7 authors at 4 institutions in 1 country.

S WorgallDivision of Pulmonary and Critical Care Medicine, The New York Hospital-Cornell Medical Center, New York, New York, USA.
R Connor
R J Kaner
E Fenamore
K Sheridan
R Singh
R G Crystal
NewYork–Presbyterian Hospital · USRockefeller University · USAaron Diamond AIDS Research Center · USCornell University · US

Funding

Trafficking of adenovirus vectors in endothelial cellsP01HL059312 · NHLBI · WEILL MEDICAL COLL OF CORNELL UNIV · PI HACKETT, NEIL R. · 1998 to 2006
$11.2M
ALVEOLAR MACROPHAGE HOST DEFENSESR01HL059861 · NHLBI · WEILL MEDICAL COLLEGE OF CORNELL UNIV · PI KANER, ROBERT J · 1997 to 2005
$1.9M
PHENOTYPE AND CORECEPTOR USE IN HIV-1 TRANSMISSIONR29AI041373 · NIAID · AARON DIAMOND AIDS RESEARCH CENTER · PI CONNOR, RUTH INGRID · 1997 to 2000
$116k
NHLBI NIH HHS P01 HL059312NHLBI NIH HHS P01 HL59312NHLBI NIH HHS R01 HL059861NHLBI NIH HHS R01 HL59861-01NIAID NIH HHS AI 41373
6 · The paper itself

Abstract

Human immunodeficiency virus type 1 (HIV-1) requires, in addition to CD4, coreceptors of the CC or CXC chemokine families for productive infection of T cells and cells of the monocyte-macrophage lineage. Based on the hypothesis that coreceptor expression on alveolar macrophages (AM) may influence HIV-1 infection of AM in the lung, this study analyzes the expression and utilization of HIV-1 coreceptors on AM of healthy individuals. AM were productively infected with five different primary isolates of HIV-1. Levels of surface expression of CCR5, CXCR4, and CD4 were low compared to those of blood monocytes, but CCR3 was not detectable. mRNA for CCR5, CXCR4, CCR2, and CCR3 were all detectable, but to varying degrees and with variability among donors. Expression of CCR5, CXCR4, and CCR2 mRNA was downregulated following stimulation with lipopolysaccharide (LPS). In contrast, secretion of the chemokines RANTES, MIP-1alpha, and MIP-1beta was upregulated with LPS stimulation. Interestingly, HIV-1 replication was diminished following LPS stimulation. Infection of AM with HIV-1 in the presence of the CC chemokines demonstrated blocking of infection. Together, these studies demonstrate that AM can be infected by a variety of primary HIV-1 isolates, AM express a variety of chemokine receptors, the dominant coreceptor used for HIV entry into AM is CCR5, the expression of these receptors is dependent on the state of activation of AM, and the ability of HIV-1 to infect AM may be modulated by expression of the chemokine receptors and by chemokines per se.

Indexed as

CD4 AntigensCells, CulturedChemokine CCL3Chemokine CCL4Chemokine CCL5Gene ExpressionHIV-1HumansMacrophage ActivationMacrophage Inflammatory ProteinsMacrophages, AlveolarReceptors, CCR3Receptors, CCR5Receptors, ChemokineReceptors, CXCR4Receptors, HIVCCR3 protein, humanCD4 AntigensChemokine CCL3Chemokine CCL4Chemokine CCL5Macrophage Inflammatory ProteinsReceptors, CCR3Receptors, CCR5Receptors, ChemokineReceptors, CXCR4Receptors, HIV

Identifiers

PMID10364338
PMCPMC112647
OpenAlexW1760356629

What OpenQuestion holds

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Registered trials

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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.