Evidence map›Paper›PMID 19778727›Full record

ArticleChemistry & biology2009

The platelet integrin alphaIIbbeta3 binds to the RGD and AGD motifs in fibrinogen.

Juan Sánchez-Cortés, Milan Mrksich

Open access · greenAbstract read
In one paragraph

Article in Chemistry & biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed
1.5field-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

43 citing papers in PubMed, 77 citations in OpenAlex.

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  6. Platelet Membrane Receptors and Signalling Pathways.Handbook of experimental pharmacology · 2026
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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

2 authors at 1 institution in 1 country.

Juan Sánchez-CortésDepartment of Chemistry and Howard Hughes Medical Institute, The University of Chicago, Chicago, IL 60637, USA.
Milan Mrksich
Howard Hughes Medical Institute · US

Funding

TiO2 nanocomposites for Targeted Treatment and Imaging of Prostate cancerU54CA119341 · NCI · NORTHWESTERN UNIVERSITY AT CHICAGO · PI WOLOSCHAK, GAYLE E. · 2005 to 2009
$19.9M
Peptide Arrays for Understanding Histone BiochemistryR01GM084188 · NIGMS · UNIVERSITY OF CHICAGO · PI MRKSICH, MILAN · 2008 to 2011
$1.2M
NCI NIH HHS U54 CA119341NIGMS NIH HHS R01 GM084188
6 · The paper itself

Abstract

Fibrinogen (Fbg) mediates platelet aggregation by binding the alphaIIbbeta3 integrin receptor, but the interaction of the receptor with peptide motifs of Fbg remains unresolved. This paper describes the use of self-assembled monolayers (SAMs) to study the adhesion of alphaIIbbeta3-transfected CHO cells to the GRGDS and HHLGGAKQAGDV motifs within Fbg. Cells adhered to and spread on monolayers presenting either peptide. Cell adhesion could be inhibited by either soluble peptide, demonstrating that the peptides bind competitively to the integrin. A peptide array was used to show that AGD was the minimal binding sequence in HHLGGAKQAGDV and that the receptor recognizes ligands of the form GXGDSC, where X is a hydrophobic or basic residue. This work revises our understanding of the alphaIIbbeta3 specificity and also suggests a new class of antithrombotic agents.

Indexed as

Amino Acid SequenceAnimalsBinding, CompetitiveCell AdhesionCHO CellsCricetinaeCricetulusFibrinogenFibrinolytic AgentsHumansOligopeptidesPlatelet Glycoprotein GPIIb-IIIa ComplexProtein BindingProtein Interaction Domains and Motifsarginyl-glycyl-aspartic acidFibrinogenFibrinolytic AgentsOligopeptidesPlatelet Glycoprotein GPIIb-IIIa Complex

Identifiers

PMID19778727
PMCPMC2788794
OpenAlexW1974256781

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.