Differentiation of Pathogenic from Nonpathogenic Enterococcus cecorum Field Isolates Based on the Detection of the cpsO Gene and Its Association with Macroscopic Lesions
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The clinical presentation of Enterococcus cecorum (EC)-associated systemic disease in broiler chickens is characterized by septicemia, lameness, and sometimes paralysis, typically affecting birds older than 4 wk of age. During the past few years, the incidence... ...