The expression and mutation of BMPR1B and its association with litter size in small-tail Han sheep (Ovis aries)

摘要

Experimentation on the sheep was conducted according to the Science ResearchDepartment (in charge of animal welfare issues) of the Institute of AnimalScience, Chinese Academy of Agricultural Sciences (IAS-CAAS; Beijing,China). Ethical approval was provided by the animal ethics committee ofIAS-CAAS (no. IAS2019-49, 18 September 2019).