日粮中添加小肽对育肥牦牛生产性能和消化道PepT1 mRNA表达的影响

苗建军,彭忠利,高彦华,柏雪,谢昕廷

Effects of Dietary Small Peptides on Production Performance and Expression of PepT1 mRNA in Digestive Tract of Fattening Yaks

MIAO JianJun,PENG ZhongLi,GAO YanHua,BAI Xue,XIE XinTing

表8 小肽添加水平对育肥牦牛消化道PepT1 mRNA表达量的影响

Table 8 Effects of dietary small peptides levels on the expression of PepT1 mRNA in the digestive tract of fattening yaks

项目 Items 小肽添加水平Addition levels of small peptide P值 P value 0 0.75% 1.50% 2.25% T L Q 瘤胃Rumen 0.79±0.31b 0.86±0.19b 1.31±0.92b 2.44±1.07a 0.028 0.006 0.009 网胃Reticulum 0.82±0.39 1.06±0.52 1.82±0.96 2.31±1.20 0.101 0.011 0.043 瓣胃Omasum 1.44±0.80 1.37±0.34 1.42±0.46 1.28±0.36 0.979 0.739 0.944 皱胃Abomasum 1.15±0.69 0.72±0.25 0.83±0.39 0.75±0.29 0.882 0.552 0.768 十二指肠Duodenum 2.19±0.32 3.31±0.97 2.14±0.59 2.08±0.56 0.318 0.546 0.469 空肠Jejunum 8.61±2.92 9.17±3.80 14.73±4.95 16.74±5.09 0.109 0.016 0.059 回肠Ileum 3.98±0.71 4.57±0.91 4.97±0.89 4.39±0.37 0.739 0.602 0.537