Evaluation of the Efficacy of Humoral Immunity Response of Killed Oil Adjuvant Escherichia coli Vaccine in Layer Chicken against Avian E. coli Serotype O78 Infection
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Colibacillosis, a major bacterial disease affecting chickens and turkeys, is caused by avian pathogenic Escherichia coli (APEC). The disease has significant economic implications for poultry farms, resulting in increased mortality, reduced body weight, and hig... ...