1Faculty of Life Science, Yunnan University, Kunming 650091, Yunnan, China.
2Key Laboratory of Banna Mini-pig Inbred Line of Yunnan Province, Kunming 650201, Yunnan, China.
3Faculty of Animal Science and Technology, Yunnan Agricultural University, Kunming 650201, Yunnan, China.
4Department of Husbandry and Veterinary, Yunnan Vocational and Technical College of Agriculture, Kunming 650031, China.
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