Phosphatidylcholine
lipidPhosphatidylcholine species composition of lipoproteins and plaques reflects atherogenesis severity and plaque lipid core character.
Pathway placement
Cascade stepLipid retention & oxidation
Confidencehigh
RationaleLipoprotein structural component; plaque lipid composition; biomarker of dyslipidemia.
Also acts inVascular inflammation, Myocardial injury
Druggability
Not assessed (no mapped human gene target).
Type I vs Type II discrimination
ScoresLow-confidence (proxy)
R — rupture / Type-I71
C — confounder / Type-II90
A — assay feasibility40
E — evidence strength34
T1DI (composite)6
Specificity differential (R−C)-19.2
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 (EDTA to limit oxidation)
Collection tube
K2/K3-EDTA (lavender-top) · Serum separator (gold/red-top, SST)
Method / principle
LC-MS/MS lipidomics (targeted or shotgun)
Reagent / substrate
Deuterated lipid-class internal standards; MS/MS transitions
Platform
LC-MS/MS
Turnaround · availability
Research · Research-only
Literature evidence(18)
- Bioactive lipids in plasma and atherogenic apoB-containing lipoproteins: Effects of statins and PCSK9 inhibitors and relevance to residual cardiovascular risk.Pharmacology & therapeutics · 2026 · PMID 42162924 · doi
- Spatial Metabolomics Reveals GLA-Mediated Imbalance of GalCer/GalCer as a Therapeutic Target in Myocardial Ischemia-Reperfusion Injury.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2026 · PMID 41460520 · doi
- Lipidomic analysis reveals metabolism alteration associated with subclinical carotid atherosclerosis in type 2 diabetes.Cardiovascular diabetology · 2025 · PMID 40176064 · doi
- Changes to the serum lipidome and their relation to coronary plaque in the first six months after acute myocardial infarction.Atherosclerosis · 2025 · PMID 40651072 · doi
- Lipidomic Signature of Abdominal Aortic Aneurysm and Peripheral Artery Disease.Journal of proteome research · 2025 · PMID 40910695 · doi
- Integrating metagenomics, lipidomics and proteomics to explore the effect and mechanism of ginsenoside Rb1 on atherosclerosis co-depression disease.Phytomedicine : international journal of phytotherapy and phytopharmacology · 2025 · PMID 41014671 · doi
- Spatial lipidomics of coronary atherosclerotic plaque development in a familial hypercholesterolemia swine model.Journal of lipid research · 2024 · PMID 38246237 · doi
- Sex differences in lipidomic and bile acid plasma profiles in patients with and without coronary artery disease.Lipids in health and disease · 2024 · PMID 38926753 · doi
- Lipids associated with atherosclerotic plaque instability revealed by mass spectrometry imaging of human carotid arteries.Atherosclerosis · 2024 · PMID 39159550 · doi
- Dynamic molecular signatures of acute myocardial infarction based on transcriptomics and metabolomics.Scientific reports · 2024 · PMID 38702356 · doi
- Are Phosphatidylcholine and Lysophosphatidylcholine Body Levels Potentially Reliable Biomarkers in Obesity? A Review of Human Studies.Molecular nutrition & food research · 2023 · PMID 36707969 · doi
- Longitudinal lipidomic signature of carotid atherosclerosis in American Indians: Findings from the Strong Heart Family Study.Atherosclerosis · 2023 · PMID 37722315 · doi
- Platelet Lipidome Fingerprint: New Assistance to Characterize Platelet Dysfunction in Obesity.International journal of molecular sciences · 2022 · PMID 35955459 · doi
- The human liver lipidome is significantly related to the lipid composition and aggregation susceptibility of low-density lipoprotein (LDL) particles.Atherosclerosis · 2022 · PMID 36455305 · doi
- Systems Biology Research into Cardiovascular Disease: Contributions of Lipidomics-based Approaches to Biomarker Discovery.Current drug discovery technologies · 2015 · PMID 26135855 · doi
- Lipidomic analysis of plasma lipoprotein fractions in myocardial infarction-prone rabbits.Journal of bioscience and bioengineering · 2015 · PMID 26162515 · doi
- Alteration in metabolic signature and lipid metabolism in patients with angina pectoris and myocardial infarction.PloS one · 2015 · PMID 26258408 · doi
- [Molecular pathology in atherosclerosis: the mechanism by which cholesteryl ester accumulates in atheromatous aorta].Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan · 2008 · PMID 18827461 · doi