代乳粉添加单宁酸对7—28日龄湖羊羔羊胃肠道发育的影响

郑琛,李发弟,李飞,周巨旺,段鹏伟,刘绘汇,樊海苗,朱威力,刘婷

Effects of Tannic Acid Addition in Milk Replacer on Development of Gastrointestinal Tract of 7 to 28 Days Old Hu Lambs

Chen ZHENG,FaDi LI,Fei LI,JuWang ZHOU,PengWei DUAN,HuiHui LIU,HaiMiao FAN,WeiLi ZHU,Ting LIU

表6 单宁酸对羔羊小肠黏膜紧密连接蛋白mRNA表达量及上皮细胞凋亡的影响

Table 6 Effects of tannic acid on mRNA expression of intercellular tight junction protein of intestinal tract mucosa and apoptosis of intestinal epithelial cell of lambs

项目Item 对照组Control 单宁酸组 Tannic acid SEM P值 P value 十二指肠 Duodenum Occludin 0.86 1.16 0.10 0.124 ZO-1 0.91 1.07 0.08 0.317 Claudin 1 0.91 0.94 0.09 0.850 细胞凋亡 Apoptosis (%) 11.27 7.90 2.97 0.595 空肠Jejunum Occludin 0.82 1.39 0.16 0.077 ZO-1 0.71b 1.29a 0.11 0.003 Claudin 1 0.97 1.10 0.25 0.800 细胞凋亡 Apoptosis (%) 21.09 3.99 5.13 0.097 回肠 Ileum Occludin 0.95 1.02 0.10 0.744 ZO-1 0.88 1.11 0.10 0.249 Claudin 1 0.80 1.00 0.16 0.544 细胞凋亡 Apoptosis (%) 47.29 20.76 7.00 0.052