Summary: | <i>Clostridium (C.) perfringens</i> was isolated from 25 (11.1%) of 225 sampled horses and from 16 (35.56%) of 45 farms. All of the samples were negative for <i>cpe,</i> <i>etx</i>, <i>itx, NetF</i> genes and <i>cpa</i> <i>gene</i> were detected in 100% (25 of 25) of the samples that were positive for <i>C. perfringens</i>. <i>cpb</i> and <i>cpb2</i> were detected in 40.0% (10 of 25) and 60.0% (15 of 25) of the samples that were positive for <i>C. perfringens</i>, respectively. Of the 25 <i>C. perfringens</i> isolates, 15 (60%) were type A and 10 (40%) were type C. Type C was observed on all the farms where the foals’ deaths occurred. None of the isolates were positive for type B, type D, or type E. The MIC Evaluator strips antimicrobial susceptibility test showed meropenem (96%), ampicillin (92%), amoxicillin/clavulanic acid (84%), and tetracycline (8%) sensitivity.
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