1. Department of Medical Biotechnology, Faculty of Biochemistry, Biophysics and Biotechnology, Jagiellonian University, Krakow, Poland.
2. Third Division of Cardiology, Medical University of Silesia, Katowice, Poland.
3. Stem Cell Institute, University of Louisville, Louisville, Kentucky.
4. Division of Cardiovascular Diseases and Cardiovascular Research Institute, University of Kansas Medical Center and University of Kansas Hospital, Kansas City, Kansas.