Evidence map›Paper›PMID 8876219›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America1996

Integrin engagement mediates tyrosine dephosphorylation on platelet-endothelial cell adhesion molecule 1.

T T Lu, L G Yan, J A Madri

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
–field-weighted citation impact
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

32 citing papers in PubMed.

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  6. PECAM-1 isoforms, eNOS and endoglin axis in regulation of angiogenesis.Clinical science (London, England : 1979) · 2015
    Review
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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.

T T LuDepartment of Pathology, Yale University, New Haven, CT 06510, USA.
L G Yan
J A Madri

Funding

THE PATHOLOGY OF ENDOTHELIAL NEOVASCULIZATIONR01HL028373 · NHLBI · YALE UNIVERSITY · PI MADRI, JOSEPH A · 1985 to 1998
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NHLBI NIH HHS R01-HL-28373PHS HHS P01-KD-38979
6 · The paper itself

Abstract

Platelet-endothelial cell adhesion molecule 1 (PECAM-1, CD31) is a 130-kDa member of the immunoglobulin gene superfamily expressed on endothelial cells, platelets, neutrophils, and monocytes and plays a role during endothelial cell migration. Phosphoamino acid analysis and Western blot analysis with anti-phosphotyrosine antibody show that endothelial PECAM-1 is tyrosine-phosphorylated. Phosphorylation is decreased with endothelial cell migration on fibronectin and collagen and with cell spreading on fibronectin but not on plastic. Cell adhesion on anti-integrin antibodies is also able to specifically induce PECAM-1 dephosphorylation while concurrently inducing pp125 focal adhesion kinase phosphorylation. Inhibition of dephosphorylation with sodium orthovanadate suggests that this effect is at least partially mediated by phosphatase activity. Tyr-663 and Tyr-686 are identified as potential phosphorylation sites and mutated to phenylalanine. When expressed, both mutants show reduced PECAM-1 phosphorylation but Phe-686 mutants also show significant reversal of PECAM-1-mediated inhibition of cell migration and do not localize PECAM-1 to cell borders. Our results suggest that beta 1-integrin engagement can signal to dephosphorylate PECAM-1 and that this signaling pathway may play a role during endothelial cell migration.

Indexed as

3T3 CellsAnimalsCell AdhesionCell Adhesion MoleculesCell MovementCells, CulturedEndothelium, VascularFibronectinsFocal Adhesion Kinase 1Focal Adhesion Protein-Tyrosine KinasesHumansMaleMiceMutagenesis, Site-DirectedPhosphorylationPhosphotyrosineCell Adhesion MoleculesFibronectinsFocal Adhesion Kinase 1Focal Adhesion Protein-Tyrosine KinasesPhosphotyrosinePlatelet Endothelial Cell Adhesion Molecule-1Protein-Tyrosine KinasesProtein Tyrosine PhosphatasesPTK2 protein, humanPtk2 protein, mousePtk2 protein, ratRecombinant ProteinsTyrosine

Identifiers

PMID8876219
PMCPMC38140

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.