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作 者:杨凤娟[1] 王春林[1] 伍少钦 陈代文[3] 徐子伟[4] 李德发[1]
机构地区:[1]中国农业大学动物科学技术学院,北京100193 [2]广西农垦永新畜牧集团有限公司良圻原种猪场,广西南宁530317 [3]四川农业大学动物营养研究所,四川雅安625014 [4]浙江省农业科学院畜牧兽医研究所,浙江杭州310021
出 处:《中国畜牧杂志》2015年第18期54-61,共8页Chinese Journal of Animal Science
基 金:国家现代农业产业技术体系(CARS-36)
摘 要:膳食营养对胃肠道的生长和功能有重要作用,胃肠道生长发育的营养支持是仔猪护理必不可少的组成部分。母猪乳汁和配方营养影响着胃肠道屏障功能和肠黏膜免疫系统的发育,其中的功能性营养成分和其他生物活性物质有利于肠道保护和成熟的微环境的建立。而在仔猪新生和断奶阶段,因胃肠道结构和功能发育不全,在面对病原微生物感染和各种应激时,易出现肠道功能紊乱、腹泻等疾病频发的问题,甚至导致死亡。因此,通过保障仔猪肠道健康的饲料营养调控技术集成来提高仔猪成活率和健康水平的研究成为了热点。本文就国家生猪产业技术体系在仔猪肠道健康的营养调控技术及其应用上所做的工作,从仔猪肠道结构和功能关系、营养物质吸收和转运、肠道发育蛋白组学研究、肠道损伤机制、母体和日粮营养对肠道健康的调控作用,以及高效饲养模式集成等方面进行综述,为推动养猪业中仔猪肠道健康营养调控技术的发展和应用提供参考。Dietary nutrients are essential for gastrointestinal (GI) growth and function, and nutritional support of GI growth and development is an indispensable component of piglet care. The composition of breast milk and formula affects GI harrier function and development of a competent mucosal immune system. The functional nutrients and other bioactive components of milk and formula support a microenvironment for gut protection and maturation. However, in the face of infection and other various stress, there is high incidence of enteric diseases and dysfunction in neonatal piglets and the weaners, due to the hypoplasia of GI structure and function. Therefore, it leads to much interest in understanding the role of nutrients and food components in the establishment and maintenance of a functioning GI tract, in order to improve the survival rate and the health of piglets. National Modern Agricultural Technology System (Swine Industry Technology System) has done a lot of work on the nutritional regulation technology and its application in intestinal health of piglets. Relationship between the intestinal structure and function, nutrient absorption and transport, proteomic analysis of intestinal development, intestinal injury mechanism and regulation of maternal and dietary nutrition on gut health, as well as high efficiency feeding mode integration were reviewed to promote the development and application of nutritional regulation technology in GI health in piglet industry.
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