1. Laboratory of Reproductive Biology, Faculty of Health and Medical Sciences, Juliane Marie Centre for Women, Children and Reproduction, University of Copenhagen, Copenhagen, Denmark.
2. Department of Veterinary Clinical and Animal Science, University of Copenhagen, Copenhagen, Denmark.
3. Institute for Cellular and Molecular Medicine, University of Copenhagen, Copenhagen, Denmark.
4. Bioneer A/S, Hørsholm, Denmark.
5. Department of Biology, University of Copenhagen, Copenhagen, Denmark.