1. Agriculture and Agri-Food Canada, Dairy and Swine and Development Research Centre, Sherbrooke, QC, J1M 0C8, Canada
2. Université Laval, Quebec City G1V A06, Canada
3. University of Saskatchewan, Saskatoon S7N 5A2, Canada
4. Departament de Bioquímica i Biologia Molecular, Universitat Autònoma de Barcelona, 08193 Bellaterra (Cerdanyola del Vallés), Barcelona, Spain
5. PigCHAMP Pro Europa S.A., Gremios de los Segovianos, 13, Pol. Ind. Hontoria, 40195 Hontoria, Segovia, Spain