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Bovine respiratory disease: Effects on performance, immune response, cytokines and gene expression
(2009-07)
Scope and Method of Study: The objective was to determine the effects of timing of an intratracheal Mannheimia haemolytica challenge relative to 72-hour exposure to bovine viral diarrhea type 1b (BVDV1b) persistently ...
Molecular epidemiology of Pasteurella multocida respiratory disease in beef cattle
(2008-12)
Two studies were performed to investigate the epidemiology of P. multocida isolated from the respiratory tracts of cattle. The first study used 41 P. multocida isolates obtained from fatal cases of bovine respiratory disease ...
Management of newly received feedlot cattle and the effects of bovine respiratory disease on feedlot performance and carcass attributes
(2009-07)
The effects of serum haptoglobin (Hp) concentration on growing phase performance and Bovine Respiratory Disease (BRD) morbidity and mortality was evaluated using 337 heifer calves (initial BW = 241.3). Heifers were allocated ...