Bacteriological Investigation of Aeromonas hydrophila in Dairy Cattle: A preliminary study

Document Type : Original Article

Authors

1 Department of Bacteriology, Immunology and Mycology, Faculty of Veterinary Medicine, Suez Canal University, Ismailia, Egypt.

2 Animal Health Research Institute, Bacteriology department, Dokki, Giza

3 Department of Bacteriology, Immunology and Mycology, Faculty of Veterinary Medicine, Suez Canal University

Abstract

Many different kinds of bacteria flourish in milk due to its utmost neutral pH, high moisture percentage, and abundance of nutrients. Milk provides a perfect environment for these bacteria. The pathogenic A. hydrophila, is capable of causing gastroenteritis, and can potentially be transmitted to people through milk. This study purposed to explore the existence of Aeromonas hydrophila in certain dairy farms, as well as its culture characteristics and biochemical identification. There were 22 milk samples of cattle origin out of 380 positive milk samples, and the prevalence of Aeromonas hydrophila was 5.8%. The identification of A. hydrophila was confirmed consistent with phenotypic characteristics on specific culture medium and the diagnostic biochemical reactions. Both the possible risks to public health that could be posed by Aeromonas species found in milk and its derivatives, as well as all the potential methods that could be used to combat these risks, have been considered.

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