Thrombospondin-1
THBS1proteinThrombospondin-1 mediates endothelial erosion and platelet-leukocyte engagement, modulating thrombus formation and post-MI inflammation.
Pathway placement
Cascade stepEndothelial activation & erosion
Confidencemedium
RationaleEndothelial erosion mediator; platelet focal adhesion activation and neutrophil CD36 engagement post-MI.
Also acts inPlatelet activation, Cap degradation / rupture, Vascular inflammation, Coagulation / thrombus
Druggability
DruggableYes
Known drugs / candidates0
Small-molecule tractableYes
Antibody tractableYes
EnsemblENSG00000137801
Type I vs Type II discrimination
ScoresLow-confidence (proxy)
R — rupture / Type-I72
C — confounder / Type-II83
A — assay feasibility68
E — evidence strength32
T1DI (composite)10
Specificity differential (R−C)-10.8
Confounder panel (Type-II drivers)
No confounder evidence retrieved.
Tier: light (literature co-occurrence proxy — lower confidence). See the discrimination table for all markers.
Assay & specimen
Class-level default (no specific cleared assay)— generic method inferred from analyte class; confirm against a specific product insert before use.
Specimen
Serum or plasma
Collection tube
Serum separator (gold/red-top, SST) · K2/K3-EDTA (lavender-top)
Method / principle
Sandwich immunoassay (ELISA) — research-grade unless a cleared assay exists
Reagent / substrate
Matched anti-target antibody pair (capture + labeled detection)
Platform
ELISA microplate or multiplex (Luminex/MSD)
Turnaround · availability
Send-out / research · Research-grade (no universal clinical assay)
Literature evidence(9)
- Biomarkers of in vivo platelet activation in coronary artery disease: a systematic review and meta-analysis: communication from the SSC of the ISTH.Journal of thrombosis and haemostasis : JTH · 2025 · PMID 40685139 · doi
- Angiogenic content of microparticles in patients with diabetes and coronary artery disease predicts networks of endothelial dysfunction.Cardiovascular diabetology · 2022 · PMID 35109843 · doi
- Atherosclerotic Conditions Promote the Packaging of Functional MicroRNA-92a-3p Into Endothelial Microvesicles.Circulation research · 2019 · PMID 30582459 · doi
- LXR/RXR signaling and neutrophil phenotype following myocardial infarction classify sex differences in remodeling.Basic research in cardiology · 2018 · PMID 30132266 · doi
- Inflammatory Differences in Plaque Erosion and Rupture in Patients With ST-Segment Elevation Myocardial Infarction.Journal of the American Heart Association · 2017 · PMID 28468787 · doi
- Platelet-specific markers are associated with monocyte-platelet aggregate formation and thrombin generation potential in advanced atherosclerosis.Thrombosis and haemostasis · 2015 · PMID 26467184 · doi
- Proteomic characterization of human coronary thrombus in patients with ST-segment elevation acute myocardial infarction.Journal of proteomics · 2014 · PMID 25065646 · doi
- Chronic dysfunction of the endothelium is associated with mortality in acute coronary syndrome patients.Thrombosis research · 2012 · PMID 23273402 · doi
- Hypercoagulability in sickle cell disease: a curious paradox.The American journal of medicine · 2003 · PMID 14693325 · doi