1. Institute of Multiphase Processes, Leibniz Universität Hannover, Hannover, Germany.
2. Clinic for Horses–Unit for Reproductive Medicine, University of Veterinary Medicine Hannover, Hannover, Germany.
3. Leibniz Research Laboratories for Biotechnology and Artificial Organs, Hannover Medical School, Hannover, Germany.
4. Corlife GbR, Hannover, Germany.