Abstract
The objective of this work will be to investigate the effect of castration, feedlot period, muscular fiber type and aging on the beef protein and lipid oxidation, and quality attributes. For this, it will be used 40 Nellore breed male (20 intact and 20 castrated) bovines, with approximate age of 24 months. The animals will be confined for 56, 84, 112, and 140 days and, in the end of each …