1. Veterinary Science Department, University of Trás-os-Montes and Alto Douro, Vila Real, Portugal.
2. Center of Studies of Animal and Veterinary Sciences (CECAV), Vila Real, Portugal.
3. Institute for Biotechnology and Bioengineering (IBB), Center of Genetics and Biotechnology (CGB), University of Trás-os-Montes and Alto Douro, Vila Real, Portugal.
4. Department of Genetics and Biotechnology, University of Trás-os-Montes and Alto Douro, Vila Real, Portugal.
5. Biochemistry and Molecular Biology Area, University of La Rioja, Logroño, Spain.
6. Ostrichland Produção de Avestruzes, Ida, Portugal.