1. Institute of Pharmacology, Faculty of Medicine, University of BernBern Switzerland
2. Department of Cardiothoracic SurgerySchool of Medicine, University of Pittsburgh PA
3. Institute of Biochemistry and Experimental Oncology, First Faculty of Medicine, Charles UniversityPrague Czech Republic
4. Department of MedicineSchool of Medicine, University of Pittsburgh PA
5. Department of PathologyHospital BulovkaPrague Czech Republic