Prevalence of Brucella Species in Raw Milk Produced in the Industrial and Traditional Production Units in Yazd
Publish Year: 1395
نوع سند: مقاله ژورنالی
زبان: English
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شناسه ملی سند علمی:
JR_JIML-3-3_007
تاریخ نمایه سازی: 14 مرداد 1402
Abstract:
Backgrounds and Aims: Healthy milk and dairy products are important in human nutrition because of the high value of the food. Contaminated raw milk is the mainly way of transmition of brucellosis to humans.Unpasteurized milk and dairy products can contagion to human and cause mallta fever. So brucellosis is an important zoonotic disease in human and animals especially domestic animals. The aim of this study is determining the contamination of traditional and industrial cow and sheep milk to brucella spp in Yazd.
Materials and Methods: Totally ۱۹۸ raw milk samples were randomly cultured in three months period from the units of distribution supply of the milk centers at diffrenet regions in yazd, examined by special brucella agar,species identification was performed by Gram stain, and growth in the presence of aniline dyes, hydrogen sulfide production, and urease test.
Results: Five samples (۲.۵۲%) were positive, ۴ samples (۲.۰۲%) of Brucella.abortus and ۱ sample (۰.۵%) of Brucella.melitensis were confirmed out of ۱۹۸ cultured milk samples.
Conclusions: The results show the seriousness of the brucllosis transmission to human (Malta fever) through raw and unpasteurized milk.
Keywords:
Authors
Farideh Jamali
Department of Biology, Islamic Azad University, Ashkezar Branch, Iran.
Sahar-sadat Emadi
Department of Microbiology, Faculty of Medicine,Shahid Sadoughi University of Medical Sciences,Yazd, Iran.
Ahmad Mosadegh
Department of Microbiology, Faculty of Medicine,Shahid Sadoughi University of Medical Sciences,Yazd, Iran.
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