Ruminal Transcriptomic Analysis of Grass-Fed and Grain-Fed Angus Beef Cattle.

ABSTRACT: Beef represents a major diet component and one of the major sources of protein in human. The beef industry in the United States is currently undergoing changes and is facing increased demands especially for natural grass-fed beef. The grass-fed beef obtained their nutrients directly from pastures, which contained limited assimilable energy but abundant amount of fiber. On the contrary, the grain-fed steers received a grain-based regime that served as an efficient source of high-digestible energy. Lately, ruminant animals have been accused to be a substantial contributor for the green house effect. Therefore, the concerns from environmentalism, animal welfare and public health have driven consumers to choose grass-fed beef. Rumen is one of the key workshops to digest forage constituting a c

SUBMITTER: Li Y 

PROVIDER: S-EPMC4475051 | biostudies-literature | 2015

REPOSITORIES: biostudies-literature