The potential mechanism of MicroRNA involvement in the regulation of muscle development in weaned piglets by tryptophan and its metabolites

Table 1 Ingredient composition and nutrient levels of experimental dietary(DM Basis %)

^a Provided the following per kilogram of diet: 1845 IU vitamin A, 200 IU vitamin D, 12 IU vitamin E, 0.48 mg vitamin K, 9.3 mg pantothenic acid, 3.1 mg riboflavin, 0.29 mg folic acid, 29.0 mg niacin, 1.0 mg thiamine, 4.3 mg vitamin B6, 0.05 mg biotin, 0.016 mg vitamin B12, and 0.43 g choline. Provided the following per kilogram of diet: 84 mg Zn, 97 mg Fe, 3.2 mg Mn, 5.2 mg Cu, 0.14 mg I, and 0.259 mg Se
^b L-tryptophan was purchased from Sangon Biotech (Shanghai, China)
^c DE was calculated value and others were measured values of a corn and soybean-based diet. Abbreviations: DE, digestible energy; CP, crude protein; CF, crude fiber
^d CON: Tryptophan content is 0.14%; HT: Tryptophan content is 0.35%. The same below

ISSN: 1471-2164