Cysteine-rich angiogenic inducer 61
CYR61proteinCYR61 drives vascular inflammation and plaque vulnerability in acute coronary syndromes, predicting adverse outcomes.
Pathway placement
Cascade stepPlaque inflammation
Confidencehigh
RationalePro-atherogenic gene downstream of JCAD; pro-inflammatory, plaque-destabilizing role; acute injury marker.
Also acts inLipid entry/oxidation, Cap degradation / rupture
Druggability
Not assessed (no mapped human gene target).
Type I vs Type II discrimination
ScoresLow-confidence (proxy)
R — rupture / Type-I26
C — confounder / Type-II61
A — assay feasibility68
E — evidence strength22
T1DI (composite)5
Specificity differential (R−C)-34.7
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(3)
- The novel coronary artery disease risk gene JCAD/KIAA1462 promotes endothelial dysfunction and atherosclerosis.European heart journal · 2019 · PMID 31539914 · doi
- Diabetes and baseline glucose are associated with inflammation, left ventricular function and short- and long-term outcome in acute coronary syndromes: role of the novel biomarker Cyr 61.Cardiovascular diabetology · 2019 · PMID 31672144 · doi
- Cysteine-rich angiogenic inducer 61 (Cyr61): a novel soluble biomarker of acute myocardial injury improves risk stratification after acute coronary syndromes.European heart journal · 2017 · PMID 29155984 · doi