1. College of Veterinary Medicine, ‡Key Laboratory of the Provincial Education Department of Heilongjiang for Common Animal Disease Prevention and Treatment, and §Heilongjiang Key Laboratory for Laboratory Animals and Comparative Medicine, Northeast Agricultural University, Harbin 150030, P.R. China
2. Department of Physiology and Pharmacology, Faculty of Animal Science and Veterinary Medicine, Patuakhali Science and Technology University, Barishal 8210, Bangladesh