Evidence map›Paper›PMID 24951424›Full record

ArticleBlood2014

A systems approach to hemostasis: 1. The interdependence of thrombus architecture and agonist movements in the gaps between platelets.

John D Welsh, Timothy J Stalker, Roman Voronov, Ryan W Muthard, Maurizio Tomaiuolo, Scott L Diamond, Lawrence F Brass

Open access · bronzeAbstract read
In one paragraph

Article in Blood, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 109 papers.

0numbers the graph read from it
0cells of the map it votes in
109citing papers in PubMed
12.2field-weighted citation impact, top 1% 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

109 citing papers in PubMed, 187 citations in OpenAlex.

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  9. Concizumab improves clot formation in hemophilia A under flow.Journal of thrombosis and haemostasis : JTH · 2024
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  14. Observational
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  17. Blood clot contraction: Mechanisms, pathophysiology, and disease.Research and practice in thrombosis and haemostasis · 2023
    Article
  18. Reversible Platelet Integrin αIIbβ3 Activation and Thrombus Instability.International journal of molecular sciences · 2022
    Review
  19. Article
  20. Phosphoinositide 3-Kinases as Potential Targets for Thrombosis Prevention.International journal of molecular sciences · 2022
    Review

49 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors at 1 institution in 1 country.

John D WelshDepartment of Medicine and Department of Chemical and Biomolecular Engineering, University of Pennsylvania, Philadelphia, PA.
Timothy J StalkerDepartment of Medicine and.
Roman VoronovDepartment of Chemical and Biomolecular Engineering, University of Pennsylvania, Philadelphia, PA.
Ryan W MuthardDepartment of Chemical and Biomolecular Engineering, University of Pennsylvania, Philadelphia, PA.
Maurizio TomaiuoloDepartment of Medicine and.
Scott L DiamondDepartment of Chemical and Biomolecular Engineering, University of Pennsylvania, Philadelphia, PA.
Lawrence F BrassDepartment of Medicine and.ORCID http://orcid.org/0000-0003-0093-8886
University of Pennsylvania · US

Funding

Subcellular Mechanisms pf Platelet ActivationP01HL040387 · NHLBI · UNIVERSITY OF PENNSYLVANIA · PI BENNETT, JOEL S. · 1988 to 2018
$35.5M
HEMATOLOGY CLINICAL RESEARCH TRAINING PROGRAMT32HL007439 · NHLBI · UNIVERSITY OF PENNSYLVANIA · PI LAWRENCE F BRASS, PETER S KLEIN · 1985 to 2026
$17.1M
Thrombosis Models CoreP01HL120846 · NHLBI · UNIVERSITY OF PENNSYLVANIA · PI ABRAMS, CHARLES S. · 2014 to 2018
$12.2M
Blood Systems BiologyR01HL103419 · NHLBI · UNIVERSITY OF PENNSYLVANIA · PI DIAMOND, SCOTT L · 2010 to 2019
$7.4M
Confocal upgrade for intravital microscopy following vascular injuryS10RR026716 · NCRR · UNIVERSITY OF PENNSYLVANIA · PI BRASS, LAWRENCE F · 2010 to 2010
$269k
Subcellular mechanisms of platelet activationR01HL119070 · NHLBI · UNIVERSITY OF PENNSYLVANIA · PI BRASS, LAWRENCE F, STALKER, TIMOTHY J. · 2013 to 2013
$250k
NCRR NIH HHS S10 RR026716NHLBI NIH HHS P01 HL040387NHLBI NIH HHS P01 HL120846NHLBI NIH HHS P01HL40387NHLBI NIH HHS R01 HL103419NHLBI NIH HHS R01HL103419NHLBI NIH HHS R01 HL119070NHLBI NIH HHS R01HL119070NHLBI NIH HHS T32 HL007439NHLBI NIH HHS T32-HL07439
6 · The paper itself

Abstract

Hemostatic thrombi develop a characteristic architecture in which a core of highly activated platelets is covered by a shell of less-activated platelets. Here we have used a systems biology approach to examine the interrelationship of this architecture with transport rates and agonist distribution in the gaps between platelets. Studies were performed in mice using probes for platelet accumulation, packing density, and activation plus recently developed transport and thrombin activity probes. The results show that intrathrombus transport within the core is much slower than within the shell. The region of slowest transport coincides with the region of greatest packing density and thrombin activity, and appears prior to full platelet activation. Deleting the contact-dependent signaling molecule, Sema4D, delays platelet activation, but not the emergence of the low transport region. Collectively, these results suggest a timeline in which initial platelet accumulation and the narrowing gaps between platelets create a region of reduced transport that facilitates local thrombin accumulation and greater platelet activation, whereas faster transport rates within the shell help to limit thrombin accumulation and growth of the core. Thus, from a systems perspective, platelet accumulation produces an altered microenvironment that shapes thrombus architecture, which in turn affects agonist distribution and subsequent thrombus growth.

Indexed as

Blood CoagulationModels, CardiovascularPlatelet ActivationAnimalsHumansMiceProtein TransportThrombinThrombin

Identifiers

PMID24951424
PMCPMC4162110
OpenAlexW2047137672

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.