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Platelet-activating factor
Pathway / Platelet adhesion & activation

Platelet-activating factor

lipid

PAF amplifies platelet activation and recruits leukocytes in coronary thrombogenesis.

Pathway placement
Cascade stepPlatelet adhesion & activation
Confidencehigh
RationalePotent platelet agonist and inflammatory lipid mediator driving thrombosis.
Also acts inVascular inflammation
Druggability
Not assessed (no mapped human gene target).

Type I vs non-Type I discrimination

ScoresShared / rises in both
R — rupture / Type-I
67
C — non-Type-I
63
A — assay feasibility
40
E — evidence strength
42
T1DI (composite)
9
Specificity differential (R−C)+3.7
Non-Type-I axis panel
Does this marker also move in each non-Type-I setting? mag 0–3; higher means less Type-I-specific. n/a = no evidence retrieved, which is not the same as no change.
2sepsis / systemic inflammationmag 3
2anemia / acute blood lossn/a
2hypovolemia / dehydrationmag 2
2tachyarrhythmiamag 2
2hypoxemia / respiratory failuremag 2
2hypertensive emergencyn/a
2high-demand / peri-operative stressmag 2
3sudden cardiac deathmag 1
4aPCI-related periproceduralmag 2
4bstent thrombosismag 1
4cin-stent restenosisn/a
5CABG-relatedmag 2
Coverage: 9/12 axes with evidence
Tier: deep-scored (abstract-extracted) · 21 supporting references. 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(4)