1. Department of Cardiac, Thoracic, Transplantation and Vascular Surgery, Hannover Medical School, 30625 Hannover, Germany
2. Lower Saxony Centre for Biomedical Engineering, Implant Research and Development, 30625 Hannover, Germany
3. Institute for Multiphase Processes, Leibniz University Hannover, 30823 Garbsen, Germany
4. Department of Microbiology and Virology, Astrakhan State Medical University, 414000 Astrakhan, Russia