Direct Screening Of Antibiotic Residues In Pasteurized, Sterilized And Raw Milk Supplied In Zanjan Market, Iran

 

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Article Title: Direct Screening Of Antibiotic Residues In Pasteurized, Sterilized And Raw Milk Supplied In Zanjan Market, Iran
Authors: Mottaghianpour E., Aminzare M., Banikhademi S., Hassanzadazar H.
Affiliation: 1 Department of Food Safety and Hygiene, School of Health, Zanjan University of Medical Sciences, Zanjan, Iran.
Abstract: The aim of this study was to determine the presence of antibiotic residues in raw and pasteurized milk supplied in Zanjan market, Iran. 160 milk samples including packed industrial samples of different brands and local raw milk samples were collected from Zanjan market. Antibiotic Trisensor Kit was used to determine presence of beta-lactam, tetracycline and sulfonamide antibiotics in the samples, according to the method provided by the kit manufacturer. In this study, 20 (31.25%) and 9 (9.38%) samples of packed (heated) industrial and local raw milk samples had antibiotic residue over than MRL, respectively. Antibiotic residues of heated (pasteurized and sterilized) milk samples were sulfonamide antibiotics (31.25%) and in local raw milk samples were beta-lactam (8.33%) and tetracycline (1 %) antibiotics respectively. Special measures and effective monitoring program should be taken to reduce these chemical hazards in the Zanjan province.
Keywords: Antibiotic; β-lactams; Tetracycline; Sulfanamide; Raw milk; Pasteurized Milk; Zanjan; IRAN.
*Correspondence: Hassan Hassanzadazar,Department of Food Safety and Hygiene, School of Health, Zanjan University of Medical Sciences, Zanjan, Iran. E-mail: hassanzadazar_h@zums.ac.ir, h.hassanzadazar@gmail.com, Tel: +982433772093, Fax:+982433783153