1. Laboratory in Reproductive Medicine and Molecular Endocrinology, Centre of Traslational Medicine (CEMT), Faculty of Medicine Universidad de La Frontera Temuco Chile
2. Department of Preclinical Science, Faculty of Medicine Universidad de La Frontera Temuco Chile
3. Doctoral Program in Morphological Sciences, Faculty of Medicine Universidad de La Frontera Temuco Chile
4. Department of Urology, Pediatric Urology and Andrology Justus Liebig University Giessen Giessen Germany
5. Institute of Parasitology Justus Liebig University Giessen Giessen Germany
6. Institute of Anatomy and Cell Biology Justus Liebig University Giessen Giessen Germany