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PCSK9
Pathway / Lipid retention & oxidation

PCSK9

PCSK9protein

PCSK9 regulates LDL-receptor degradation, controlling LDL-C levels and subendothelial lipid retention underlying atherosclerosis.

Pathway placement
Cascade stepLipid retention & oxidation
Confidencehigh
RationaleLDL-receptor regulation; elevated PCSK9 increases LDL retention in subendothelium.
Druggability
DruggableYes
Known drugs / candidates10
Small-molecule tractableYes
Antibody tractableYes
EnsemblENSG00000169174

Type I vs Type II discrimination

ScoresShared / rises in both
R — rupture / Type-I
67
C — confounder / Type-II
50
A — assay feasibility
72
E — evidence strength
95
T1DI (composite)
40
Specificity differential (R−C)+16.7
Confounder panel (Type-II drivers)
1sepsis / systemic inflammationmag 2
2anemia / acute blood lossn/a
3hypovolemia / dehydrationn/a
4tachyarrhythmian/a
5hypoxemia / respiratory failuren/a
6hypertensive emergencyn/a
7high-demand / peri-operative stressmag 1
Coverage: 2/7 confounders with evidence
Tier: deep-scored (abstract-extracted) · 6 supporting references. See the discrimination table for all markers.

Assay & specimen

Validated clinical assay
Specimen
Serum or plasma
Collection tube
Serum separator (gold/red-top, SST) · K2/K3-EDTA (lavender-top)
Method / principle
Sandwich ELISA / immunoassay
Reagent / substrate
Anti-PCSK9 antibody pair
Platform
ELISA/automated
Turnaround · availability
Send-out · Research/clinical

Human genetic evidence

0.670
Open Targets association (myocardial_infarction)
5
GWAS associations
Traits: myocardial infarction

Literature evidence(25)

Clinical trials(20)

Omics datasets(1)