Soluble amyloid precursor protein 770
peptidesAPP770 is released from activated endothelium during acute coronary syndromes, reflecting endothelial injury and dysfunction.
Pathway placement
Cascade stepEndothelial activation & erosion
Confidencemedium
RationaleCleaved from endothelium; reflects endothelial dysfunction and activation during ACS.
Also acts inMyocardial injury
Druggability
Not assessed (no mapped human gene target).
Assay & specimen
Class-level default (no specific cleared assay)— generic method inferred from analyte class; confirm against a specific product insert before use.
Specimen
Plasma (EDTA; peptidase-labile — chilled + protease inhibitor)
Collection tube
K2-EDTA, chilled plastic (lavender-top) · Serum separator (gold/red-top, SST)
Method / principle
Competitive/sandwich immunoassay or LC-MS/MS
Reagent / substrate
Anti-peptide antibody; or isotope-labeled internal standard (MS)
Platform
Immunoassay / LC-MS/MS
Turnaround · availability
Send-out / research · Research-grade
Literature evidence(2)
- Soluble amyloid precursor protein 770 is a novel biomarker candidate for acute coronary syndrome.Proteomics. Clinical applications · 2013 · PMID 23857744 · doi
- Soluble amyloid precursor protein 770 is released from inflamed endothelial cells and activated platelets: a novel biomarker for acute coronary syndrome.The Journal of biological chemistry · 2012 · PMID 23033480 · doi