Vitamin A administration at birth promotes calf growth and intramuscular fat development in Angus be

• 作 者: Corrine L.Harris Bo Wang Jenea
• 机 构: DepartmentofAnimalSciences,StateKeyLaboratoryofAnimalNutrition,CollegeofVeterinaryMedicine
• 出 处: 畜牧与生物技术杂志:英文版
• 发表日期: 2018年4期
• 关键词: BEEF CALF CATTLE MARBLING fat Quality Vitamin A
• 基金项目: Agriculture and Food Research Initiative Competitive Grants no.2015–67015-23219 and 2016–68006-24634 from the USDA National Institute of Food and Agriculture.

Background:Marbling,or intramuscular fat,is an important factor contributing to the palatability of beef.Vitamin A,through its active metabolite,retinoic acid,promotes the formation of new fat cells(adipogenesis).As intramuscular adipogenesis is active du