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Updated: Aug 6, 2026

Ferric Chloride-induced Murine Thrombosis Models
Published on: September 5, 2016
Atorvastatin reduces thrombin generation after percutaneous coronary intervention independent of soluble tissue
Andrea Bartok1, Sabine Steiner, Daniela Seidinger
12nd Department of Medicine, Division of Angiology, Medical University of Vienna, Vienna, Austria, Währinger Gürtel 18-20, A-1090 Wien, Austria.
Insights
Atorvastatin therapy after coronary angioplasty reduced thrombin generation in vivo. This effect occurred independently of changes in soluble tissue factor (sTF) or tissue factor pathway inhibitor (TFPI).
Area of Science:
- Cardiovascular Medicine
- Pharmacology
- Thrombosis Research
Background:
- Statins are known to inhibit cellular tissue factor (TF) in vitro.
- The in vivo effects of atorvastatin on the TF-pathway and thrombin generation post-PCI require further investigation.
Purpose of the Study:
- To investigate the impact of atorvastatin on the tissue factor (TF) pathway and thrombin generation following percutaneous coronary intervention (PCI) and stenting.
- To assess the influence of different doses of atorvastatin on these markers in patients with coronary artery disease (CAD).
Main Methods:
- A randomized trial involving 30 CAD patients, divided into three groups: no statin, 10 mg atorvastatin, and 80 mg atorvastatin daily for 6 months post-PCI.
- Blood samples were collected at baseline, 6 weeks, and 6 months to measure soluble TF (sTF), free TFPI, and prothrombin fragment F1.2 (a marker of thrombin generation).
Main Results:
- A significant correlation between sTF and thrombin generation (F1.2) at baseline was lost after 6 weeks and 6 months of atorvastatin therapy.
- Both low-dose (10 mg) and high-dose (80 mg) atorvastatin significantly reduced F1.2 levels after 6 months compared to the control group.
- No significant changes in sTF or free TFPI levels were observed with atorvastatin therapy.
Conclusions:
- Atorvastatin therapy effectively reduces in vivo thrombin generation six months after PCI.
- The observed reduction in thrombin generation is independent of significant changes in sTF or free TFPI levels.
Introduction:
Statins were previously shown to suppress cellular tissue factor (TF) in vitro. Here, we investigated the effect of atorvastatin on the TF-pathway and thrombin generation after coronary angioplasty and stenting in vivo.
Materials And Methods:
A cohort of 30 patients with coronary artery disease (CAD) was randomised to treatment with either none (n=10), 10 mg (n=10) or 80 mg (n=10) atorvastatin per day for the postinterventional period of 6 months starting the day before percutaneous coronary intervention (PCI). Fasting blood samples were collected on admission and after 6 weeks and 6 months of statin therapy to determine sTF, free tissue factor pathway inhibitor (TFPI) and prothrombin fragment F1.2 by immunoassay.
Results:
Soluble TF (sTF) significantly correlated with thrombin generation as measured by prothrombin fragment F1.2 at baseline. This correlation was lost 6 weeks and 6 months after initiation of statin therapy. In vivo, F1.2 was significantly lowered after 6 months of statin therapy by both, low dose (0 vs. 10 mg: 1.3+/-0.3 vs. 0.7+/-0.2 ng/ml; P<0.05) and high dose (0 vs. 80 mg: 1.2+/-0.3 vs. 0.6+/-0.2 ng/ml; P=0.01) atorvastatin compared to control. However, sTF and free TFPI did not change significantly with atorvastatin therapy when compared to baseline or control.
Conclusions:
Our results demonstrate reduced in vivo generation of thrombin six months after percutaneous coronary intervention and statin therapy independent of sTF and free TFPI.
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