C14:1-OH (14:1 hydroxy-acylcarnitine)
metaboliteC14:1-OH accumulates during myocardial ischemia due to impaired fatty-acid β-oxidation and reflects cardiomyocyte metabolic stress.
Pathway placement
Cascade stepMyocardial injury (shared endpoint)
Confidencemedium
RationaleIschemia-associated acylcarnitine; marker of disrupted cardiac energetics.
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
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)
- Pilot study of myocardial ischemia-induced metabolomic changes in emergency department patients undergoing stress testing.PloS one · 2019 · PMID 30707740 · doi