[1]Mammalian NutriPhysioGenomics Department of Animal Sciences University of Illinois Urbana IL USA;
[2]Department of Animal Sciences University of Illinois Urbana IL USA;
[3]Faculty of Veterinary Medicine Kafrelsheikh University Kafr El-Shaikh 33516 Egypt;
[4]Division of Nutritional Sciences Illinois Informatics Institute University of Illinois Urbana IL USA;
Beef cattle; Carcass; Gene expression; Growth; RFI; Ruminal bacteria; Ruminal epithelium; Sex;