1 Institute of Anatomy, University of Bern, Bern, Switzerland.
2 Graduate School for Cellular and Biomedical Sciences, University of Bern, Bern, Switzerland.
3 Research and Development Center for Bioengineering, BioIRC, Sretenjskogustava 27, Kragujevac, Serbia.
4 Faculty of Mechanical Engineering, University of Kragujevac, SestreJanjic 6, 34000, Kragujevac, Serbia.
5 Yale Cardiovascular Research Center and Section of Cardiovascular Medicine, Department of Internal Medicine, Yale University School of Medicine, New Haven, CT, 06511, USA.
6 Department of Veterinary Anatomy and Physiology, University of Nairobi, Nairobi, Kenya.
7 School of Life Sciences and Cell Logistics Research Center, Gwangju Institute of Science and Technology, Gwangju, Korea.
8 Institute of Anatomy, University of Bern, Bern, Switzerland. valentin.djonov@ana.unibe.ch.