1. Department of Genetics, West Pomeranian University of Technology, Aleja Piastów 45, 70-311 Szczecin, Poland
2. Laboratory of Biostatistics, Department of Ruminant Science, West Pomeranian University of Technology, Klemensa Janickiego 29, 71-270 Szczecin, Poland
3. Department of Biotechnology and Animal Science, National Ilan University, No.1, Sec. 1, Shennong Rd., Yilan City 26047, Taiwan