Evidence map›Paper›PMID 21633705›Full record

ArticlePloS one2011

Tyrosine sulfation of native mouse Psgl-1 is required for optimal leukocyte rolling on P-selectin in vivo.

Andrew D Westmuckett, Kelly M Thacker, Kevin L Moore

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
0.9field-weighted citation impact, top 28% 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

15 citing papers in PubMed, 31 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 2 institutions in 1 country.

Andrew D WestmuckettOklahoma Medical Research Foundation, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma, United States of America. Andrew-Westmuckett@omrf.org
Kelly M Thacker
Kevin L Moore
University of Oklahoma Health Sciences Center · USOklahoma Medical Research Foundation · US

Funding

Identification of Tyrosine-Sulfated Proteins in the Male Genital TractR01HD056022 · NICHD · OKLAHOMA MEDICAL RESEARCH FOUNDATION · PI MOORE, KEVIN L · 2008 to 2012
$1.6M
NICHD NIH HHS HD056022NICHD NIH HHS R01 HD056022
6 · The paper itself

Abstract

backgroundWe recently demonstrated that tyrosine sulfation is an important contributor to monocyte recruitment and retention in a mouse model of atherosclerosis. P-selectin glycoprotein ligand-1 (Psgl-1) is tyrosine-sulfated in mouse monocyte/macrophages and its interaction with P-selectin is important in monocyte recruitment in atherosclerosis. However, whether tyrosine sulfation is required for the P-selectin binding function of mouse Psgl-1 is unknown. Here we test the function of native Psgl-1 expressed in leukocytes lacking endogenous tyrosylprotein sulfotransferase (TPST) activity. METHODOLOGY/PRINCIPAL

findingsPsgl-1 function was assessed by examining P-selectin dependent leukocyte rolling in post-capillary venules of C57BL6 mice transplanted with hematopoietic progenitors from wild type (WT → B6) or Tpst1;Tpst2 double knockout mice (Tpst DKO → B6) which lack TPST activity. We observed that rolling flux fractions were lower and leukocyte rolling velocities were higher in Tpst DKO → B6 venules compared to WT → B6 venules. Similar results were observed on immobilized P-selectin in vitro. Finally, Tpst DKO leukocytes bound less P-selectin than wild type leukocytes despite equivalent surface expression of Psgl-1. CONCLUSIONS/SIGNIFICANCE: These findings provide direct and convincing evidence that tyrosine sulfation is required for optimal function of mouse Psgl-1 in vivo and suggests that tyrosine sulfation of Psgl-1 contributes to the development of atherosclerosis.

Indexed as

Leukocyte RollingAnimalsCapillariesChlorocebus aethiopsCOS CellsFemaleFlow CytometryHematopoietic Stem Cell TransplantationLeukocytesMaleMembrane GlycoproteinsMiceMice, 129 StrainMice, Inbred C57BLMice, Inbred StrainsMice, KnockoutMembrane Glycoproteinsprotein-tyrosine sulfotransferaseP-SelectinP-selectin ligand proteinSulfatesSulfotransferasesTPST2 protein, mouseTyrosine

Identifiers

PMID21633705
PMCPMC3102115
OpenAlexW2042877184

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.