1. ETH Zurich, Animal Physiology, Institute of Agricultural Sciences, Zurich, Switzerland
2. Physiology Weihenstephan, Technische Universität München, Freising, Germany
3. Laboratory for Functional Genome Analysis (LAFUGA), Gene Center of the Ludwig-Maximilians-Universität (LMU) München, Munich, Germany
4. Chair for Molecular Animal Breeding and Biotechnology, Gene Center of the Ludwig-Maximilians-Universität (LMU) München, Munich, Germany