1. Department of Anatomy and Cell Biology; Martin Luther University Halle-Wittenberg, Faculty of Medicine; Halle (Saale) Germany
2. Institute of Performance Diagnostics and Health Promotion, Martin Luther University Halle-Wittenberg; Halle (Saale) Germany
3. Institute of Agricultural and Nutritional Sciences, Martin Luther University Halle-Wittenberg; Halle (Saale) Germany
4. Department of Orthopaedic Surgery and Traumatology; Martin Luther University Halle-Wittenberg, Faculty of Medicine; Halle (Saale) Germany
5. Dana-Farber Cancer Institute and Department of Cell Biology, Harvard Medical School; Boston Massachusetts USA.