Evidence map›Paper›PMID 10196252›Full record

ArticleJournal of virology1999

Opposite effects of SDF-1 on human immunodeficiency virus type 1 replication.

V Maréchal, F Arenzana-Seisdedos, J M Heard, O Schwartz

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 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
2.0field-weighted citation impact, top 14% 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

20 citing papers in PubMed, 57 citations in OpenAlex.

  1. Article
  2. Article
  3. The CD8Microbiology and molecular biology reviews : MMBR · 2021
    Review
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  5. HIV Impacts CD34Frontiers in immunology · 2019
    Article
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  7. Innate immunity in the vagina (Part II): Anti-HIV activity and antiviral content of human vaginal secretions.American journal of reproductive immunology (New York, N.Y. : 1989) · 2014
    Article
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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

4 authors at 1 institution in 1 country.

V MaréchalLaboratoire Rétrovirus et Transfert Génétique, URA CNRS 1157, 75724 Paris Cedex 15, France.
F Arenzana-Seisdedos
J M Heard
O Schwartz
Institut Pasteur · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The alpha-chemokine SDF-1 binds CXCR4, a coreceptor for human immunodeficiency virus type 1 (HIV-1), and inhibits viral entry mediated by this receptor. Since chemokines are potent chemoattractants and activators of leukocytes, we examined whether the stimulation of HIV target cells by SDF-1 affects the replication of virus with different tropisms. We observed that SDF-1 inhibited the entry of X4 strains and increased the infectivity of particles bearing either a CCR5-tropic HIV-1 envelope or a vesicular stomatitis virus G envelope. In contrast to the inhibitory effect of SDF-1 on X4 strains, which is at the level of entry, the stimulatory effect does not involve envelope-receptor interactions or proviral DNA synthesis. Rather, we observed an increased ability of Tat to transactivate the HIV-1 long terminal repeat in the presence of the chemokine. Therefore, the effects of SDF-1 on the HIV-1 life cycle can be multiple and opposite, including both an inhibition of viral entry and a stimulation of proviral gene expression.

Indexed as

Virus ReplicationAnti-HIV AgentsChemokine CXCL12Chemokines, CXCGene Products, tatHeLa CellsHIV-1HumansLymphocytesMonocytestat Gene Products, Human Immunodeficiency VirusTranscription, GeneticAnti-HIV AgentsChemokine CXCL12Chemokines, CXCCXCL12 protein, humanGene Products, tattat Gene Products, Human Immunodeficiency Virus

Identifiers

PMID10196252
PMCPMC104135
OpenAlexW2120831807

What OpenQuestion holds

Textmetadata
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.