Review Article

Effect of Statins on Platelet Activation and Function: From Molecular Pathways to Clinical Effects

Table 1

Statin-specific molecular targets and their downstream effectors.

Molecular targetDownstream effectStatin effectReferences

OATP2B1Drug entry into the plateletAtorvastatin (act)
Simvastatin (act)
Pravastatin (act)
[9]

Phospholipase A2-thromboxane A2 (TXA2), MAP kinase↓ Ca inside the platelets
↓ COX-1 activity
↓ quantity and activity of prostaglandins
Pravastatin (inact)
Simvastatin (act)
Atorvastatin (act)
Rosuvastatin (act)
[13]
[14]
[15]
[16]
[17]

eNOS (NO synthase)↑ NO
↓ Ca inside the platelets
Pravastatin (act)[36]

HO-1Antioxidant effectRosuvastatin (act)[24]

CD36, LOX1 (ox-LDL receptors)Modulation of the quantity and quality of these two receptors, both strong platelet activatorsAtorvastatin (act)
Pravastatin (act)
Simvastatin (act)
Rosuvastatin (act)
[26]
[27]
[28]
[29]
[17]

NADPH-NOX-2↓ isoprostanes, family of chemically stable eicosanoids that contribute to propagation of platelet activation via upregulation of the glycoprotein IIb/IIIa (GpIIb/IIIa)
↓ ROS
↑ NO
↓ PKC phosphorylation and p47phox translocation
Rosuvastatin (act)
Atorvastatin (act)
[30]
[23]
[31]
[32]
[16]
[33]
[20]

CD40L↓ proinflammatory and prothrombotic activity, including increased expression of matrix metalloproteinases and chemokinesAtorvastatin (act)[34]

PAR-1 (protease-activated receptor-1)↓ PAR-1, responsible for attracting thrombin to the platelet surface, serving as a modulator between platelet activation and thrombin formation and its shredding from the cell surfaceAtorvastatin (act)
Fluvastatin (act)
Lovastatin (act)
Pravastatin (act)
Rosuvastatin (act)
Simvastatin (act)
[37]

Mitochondrial respiration enzymes (complex I-linked respiration)UnknownSimvastatin (act)[38]

TF, TF-PCA, membrane cholesterol contentGPIba-mediated activation of platelet TF triggers the generation of FXa
Platelet TF has the capacity to initiate the clotting process
Membrane cholesterol content plays important roles in platelet activation and calcium signaling
Rosuvastatin (act)
Atorvastatin (inact)
[39]

CD62 (P-selectin)↓ P-selectin regulates adhesion of activated platelets to neutrophils and monocytes and also to the endothelium and stabilizes the initial GPIIb/IIIa-fibrinogen interaction, allowing the formation of large, stable platelet aggregatesAtorvastatin (inact)[40]

DKK-1↓ mevalonate pathwayAtorvastatin (act)[42]

PPAR alfa and PPAR gamma↓ AKT
↑ cAMP
↓ ERK
↓ p38
↓ MAPK
↓ Ca cytosol
↓ protein kinase C
Simvastatin (act)
Atorvastatin (act)
[18]
[11]

Circulating microparticles (cMPS)TF (tissue factor)
P-selectin
CD14
GPIIIa
Atorvastatin (inact)
Pravastatin (inact)
Simvastatin (inact)
Rosuvastatin (inact)
Lovastatin(inact)
[46]
[43]
[44]
[45]

GRP78Chaperon proteinRosuvastatin (act)[47]
miRNAmiR-155 expression through interfering with the mevalonate-geranylgeranyl-pyrophosphate-RhoA signaling pathway and then increasing endothelial NO synthase expression and endothelium-dependent vasodilationAtorvastatin (act)
Simvastatin (act)
[48]

BCL2-caspase, TNF↑ apoptosisLovastatin (act)[2]

Statin effect on the molecular pathway: activates (act)/inactivates (inact). See text for abbreviations.