1. Department of Biomedicine, Aarhus University, Ole Worms Allé 4, Aarhus C, 8000 Aarhus, Denmark
2. Department of Microgravity and Translational Regenerative Medicine, University Clinic for Plastic, Aesthetic and Hand Surgery, Otto von Guericke University, Pfälzer Str. 2, 39106 Magdeburg, Germany
3. Research Group “Magdeburger Arbeitsgemeinschaft für Forschung unter Raumfahrt- und Schwerelosigkeitsbedingungen” (MARS), Otto von Guericke University, 39106 Magdeburg, Germany