Homocysteine thiolactone
metaboliteHomocysteine thiolactone modulates fibrin structure and plasmin-mediated lysis, influencing thrombus stability and fibrinolytic resistance in acute MI.
Pathway placement
Cascade stepCoagulation & thrombus formation
Confidencemedium
RationaleDeterminant of fibrin clot lysis; predicts AMI outcome.
Druggability
Not assessed (no mapped human gene target).
Type I vs Type II discrimination
ScoresLow-confidence (proxy)
R — rupture / Type-I47
C — confounder / Type-II33
A — assay feasibility42
E — evidence strength19
T1DI (composite)5
Specificity differential (R−C)+13.9
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, plasma or urine
Collection tube
Serum separator (gold/red-top, SST) · Lithium heparin (green-top) · Sterile urine container
Method / principle
LC-MS/MS (targeted metabolomics) or enzymatic colorimetric where available
Reagent / substrate
Stable-isotope-labeled internal standard (MS); or enzyme-coupled Trinder reagent
Platform
LC-MS/MS; some automated chemistry
Turnaround · availability
Send-out / research · Specialized / research
Literature evidence(1)
- Homocysteine thiolactone contributes to the prognostic value of fibrin clot structure/function in coronary artery disease.PloS one · 2022 · PMID 36301961 · doi