[1] Univ Zaragoza CITA, Agroalimentary Inst Aragon IA2, Dept Anim Pathol, Zaragoza, Spain
[2] Univ Zaragoza CITA, Mazana Grp Empresarial, Zaragoza, Spain
[3] Univ Zaragoza, Dept Anat Embryol & Anim Genet, Genetic s Area, Zaragoza, Spain
[4] Univ Zaragoza, CIBER CV Univ Zaragoza IIS, Fac Vet Med, Zaragoza, Spain
[5] Semen Costean, Zaragoza, Spain