SMALL RUMINANT RESEARCH, cilt.65, sa.1-2, ss.44-50, 2006 (SCI-Expanded)
In this study, efficacy of a commercial vaccine (One Shot Ultra 8; Pfizer Animal Health, USA) against experimental Mannheimia (Pasteurella) haemolytica infection in sheep was investigated. Antibody responses following vaccinations were detected by leukotoxin neutralization test (LNT) and ELISA tests, respectively.