1. Center for Animal Resource Development, Wonkwang University, Iksan, Korea.
2. Technlogy Service Division, National Institute of Animal Science, Rural Development Administration, Wanju, Korea.
3. Department of Companion Animal and Animal Resources Science, Joongbu University, Geumsan-gun, Korea.
4. Institute of Animal Experiment & Efficacy Evaluation, Wonkwang University, Iksan, Korea.