Evidence map›Paper›PMID 29021578›Full record

ArticleScientific reports2017

Strong Binding of Platelet Integrin αIIbβ3 to Fibrin Clots: Potential Target to Destabilize Thrombi.

Peter Höök, Rustem I Litvinov, Oleg V Kim, Shixin Xu, Zhiliang Xu, Joel S Bennett, Mark S Alber, John W Weisel

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
2.7field-weighted citation impact, top 9% 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

22 citing papers in PubMed, 35 citations in OpenAlex.

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  15. Fibrin(ogen) as a Therapeutic Target: Opportunities and Challenges.International journal of molecular sciences · 2021
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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

8 authors at 4 institutions in 2 countries.

Peter HöökDepartment of Applied and Computational Mathematics and Statistics, University of Notre Dame, Notre Dame, IN, USA.
Rustem I LitvinovDepartment of Cell and Developmental Biology, University of Pennsylvania School of Medicine, Philadelphia, PA, USA.
Oleg V KimDepartment of Cell and Developmental Biology, University of Pennsylvania School of Medicine, Philadelphia, PA, USA.
Shixin XuDepartment of Mathematics, University of California, Riverside, Riverside, CA, USA.
Zhiliang XuDepartment of Applied and Computational Mathematics and Statistics, University of Notre Dame, Notre Dame, IN, USA.
Joel S BennettDepartment of Medicine, Hematology-Oncology Division, University of Pennsylvania School of Medicine, Philadelphia, PA, USA.
Mark S AlberDepartment of Mathematics, University of California, Riverside, Riverside, CA, USA.
John W WeiselDepartment of Cell and Developmental Biology, University of Pennsylvania School of Medicine, Philadelphia, PA, USA. weisel@mail.med.upenn.edu.
University of Pennsylvania · USUniversity of California, Riverside · USUniversity of Notre Dame · USIndiana University School of Medicine

Funding

Subcellular Mechanisms pf Platelet ActivationP01HL040387 · NHLBI · UNIVERSITY OF PENNSYLVANIA · PI BENNETT, JOEL S. · 1988 to 2018
$35.5M
Multiscale modeling and empirical study of a mechanism limiting blood clot growthU01HL116330 · NHLBI · UNIVERSITY OF NOTRE DAME · PI ALBER, MARK · 2014 to 2018
$3.5M
NHLBI NIH HHS P01 HL040387NHLBI NIH HHS U01 HL116330
6 · The paper itself

Abstract

The formation of platelet thrombi is determined by the integrin αIIbβ3-mediated interactions of platelets with fibrinogen and fibrin. Blood clotting in vivo is catalyzed by thrombin, which simultaneously induces fibrinogen binding to αIIbβ3 and converts fibrinogen to fibrin. Thus, after a short time, thrombus formation is governed by αIIbβ3 binding to fibrin fibers. Surprisingly, there is little understanding of αIIbβ3 interaction with fibrin polymers. Here we used an optical trap-based system to measure the binding of single αIIbβ3 molecules to polymeric fibrin and compare it to αIIbβ3 binding to monomeric fibrin and fibrinogen. Like αIIbβ3 binding to fibrinogen and monomeric fibrin, we found that αIIbβ3 binding to polymeric fibrin can be segregated into two binding regimes, one with weaker rupture forces of 30-60 pN and a second with stronger rupture forces >60 pN that peaked at 70-80 pN. However, we found that the mechanical stability of the bimolecular αIIbβ3-ligand complexes had the following order: fibrin polymer > fibrin monomer > fibrinogen. These quantitative differences reflect the distinct specificity and underlying molecular mechanisms of αIIbβ3-mediated reactions, implying that targeting platelet interactions with fibrin could increase the therapeutic indices of antithrombotic agents by focusing on the destabilization of thrombi rather than the prevention of platelet aggregation.

Indexed as

Blood CoagulationFibrinHumansKineticsManganeseModels, BiologicalPlatelet Glycoprotein GPIIb-IIIa ComplexPlatelet-Rich PlasmaPolymerizationProbabilityProtein BindingThrombosisFibrinManganesePlatelet Glycoprotein GPIIb-IIIa Complex

Identifiers

PMID29021578
PMCPMC5636895
OpenAlexW2761931349

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.