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Human milk AFM 1 , OTA, and DON evaluation by liquid chromatography tandem mass specrometry and their relation to the Southern Brazil nursing mothers' diet
Author(s) -
To Karina Merini,
Reiter Mercedes Gabriela Ratto,
Savi Geovana Dagostim,
Scussel Vildes Maria
Publication year - 2018
Publication title -
journal of food safety
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.427
H-Index - 43
eISSN - 1745-4565
pISSN - 0149-6085
DOI - 10.1111/jfs.12452
Subject(s) - ochratoxin a , food science , breastfeeding , mycotoxin , aflatoxin , contamination , liquid chromatography–mass spectrometry , food safety , food contaminant , chemistry , chromatography , medicine , biology , mass spectrometry , ecology , pathology
The occurrence of aflatoxin M 1 (AFM 1 ), ochratoxin A (OTA), and deoxynivalenol (DON) in human milk and their correlation to the lactating donors dietary habits from Southern Brazil were investigated. Milk samples were collected from 86 nursing mothers who were also interviewed through a Food Frequency Questionnaire (FFQ). The occurrence of AFM 1 , OTA, and DON in the human milk samples was evaluated by liquid chromatography tandem mass spectrometry (LC‐MS/MS) and correlated with the FFQ data. The analysis of the FFQs revealed a high intake of foods susceptible to mycotoxin contamination, such as wheat flour and its derivatives, bovine milk, and coffee which had habitual consumption reported by 71, 50, and 43% of the participants, respectively. AFM 1 , OTA, and DON were not detected in any sample of human milk, even though the results obtained by LC‐MS/MS suggest a possible occurrence of DON in four samples (>LOD: 2.5 ng/mL;

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