1. CICS-UBI, Health Sciences Research Centre, University of Beira Interior; Covilhã Portugal
2. Department of Microscopy; Laboratory of Cell Biology; Multidisciplinary Unit for Biomedical Research; UMIB-FCT; Institute of Biomedical Sciences Abel Salazar (ICBAS), University of Porto; Portugal
3. Centre for Reproductive Genetics Alberto Barros; Porto Portugal