Aflatoxin M1 contamination of raw and pasteurized milk produced in Sanandaj, Iran

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Abstract

This study was conducted to evaluate and compare the levels of aflatoxin M1 in raw and pasteurized milk samples during different seasons by Enzyme- Linked Immuno Sorbent Assay in Sanandaj, Iran. In 257 (94.49%) out of 272 milk samples the presence of aflatoxin M1 was detected in concentrations ranging between 0.007 and 115.930 ng/l. AFM1 level in 12 (4.4%) of positive samples were higher than the maximum tolerance limit (50 ng/l) accepted by Iran and European Union countries. Statistical evaluations showed that the differences between raw and pasteurized samples were not significant (p

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