VLA-4
ITGA4proteinVLA-4 (α4β1 integrin) mediates monocyte adhesion to endothelial VCAM-1, promoting leukocyte recruitment and plaque destabilization.
Pathway placement
Cascade stepPlaque inflammation
Confidencehigh
RationaleMonocyte and leukocyte adhesion via VCAM-1 binding; plaque inflammation.
Druggability
DruggableYes
Known drugs / candidates5
Small-molecule tractableYes
Antibody tractableYes
EnsemblENSG00000115232
Type I vs Type II discrimination
ScoresLow-confidence (proxy)
R — rupture / Type-I37
C — confounder / Type-II62
A — assay feasibility72
E — evidence strength23
T1DI (composite)6
Specificity differential (R−C)-24.8
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(1)
- On-chip phenotypic analysis of inflammatory monocytes in atherogenesis and myocardial infarction.Proceedings of the National Academy of Sciences of the United States of America · 2013 · PMID 23918401 · doi