Dietary regulation is an efficient means to enhance pork high quality. It was noticed that the fermented combined feed (FMF) is a product of microbial fermentation, which successfully degrades antinutritional components in feed whereas producing probiotics and their metabolites. This examine was performed to research the consequences of FMF on development efficiency, carcass traits, meat high quality, muscle amino acid and fatty acid composition and mRNA expression ranges of genes associated to lipid metabolism in ending pigs.
Strategies: 144 ending pigs (Duroc × Berkshire × Jiaxing Black) have been randomly allotted to three dietary remedies with 4 replicate pens per group and 12 pigs per pen. The dietary remedies included a basal weight loss program (management), a basal weight loss program + 5% FMF, and a basal weight loss program + 10% FMF. The experiment lasted 38 days after 4 days of acclimation. On the finish of the experiment 6 pigs per therapy have been chosen and slaughtered to gather muscle samples and consider the carcass.
Outcomes: The outcomes confirmed that 5% and 10% FMF considerably elevated the common day by day achieve of the females however not the males, however FMF supplementation confirmed no influence on carcass traits. Furthermore, 10% FMF supplementation elevated the meat color45 min and meat color24 h values, whereas it decreased the shear power relative to the management. As well as, 10% FMF considerably elevated the contents of taste amino acids, complete important AA, complete non-EAA, and complete AA relative to regulate. Moreover, the weight loss program supplemented with 10% FMF considerably elevated the focus of n-3 polyunsaturated fatty acids (PUFA), n-6 PUFA, and complete PUFA, and the PUFA to saturated fatty acids ratio, suggesting that FMF supplementation elevated meat high quality. Furthermore, in contrast with the management, 10% FMF supplementation elevated the mRNA expression of lipogenic genes, together with CEBPα, PPARγ, SREBP1, and FABP4, and upregulated the expression of unsaturated fatty acid synthesis (ACAA1 and FADS2).
Conclusion: These outcomes recommend that 10% FMF dietary supplementation improved development efficiency and meat high quality and altered the profiles of muscle fatty acids and amino acids in ending pigs.
Liu S, Du M, Tu Y, You W, Chen W, Liu G, Wang Y, Lu Z, Wang T, Shan T. Fermented combined feed alters development efficiency, carcass traits, meat high quality and muscle fatty acid and amino acid profiles in ending pigs. Animal Diet. 2023; 12: 87-95.
https://doi.org/10.1016/j.aninu.2022.09.003
