Ochratoxin A in beverages from Morocco: a preliminary survey

Author: Filali A.   Ouammi L.   Betbeder A. M.   Baudrimont I.   Soulaymani R.   Benayada A.   Creppy E. E.  

Publisher: Taylor & Francis Ltd

ISSN: 1464-5122

Source: Food Additives and Contaminants, Vol.18, Iss.6, 2001-06, pp. : 565-568

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Abstract

In a preliminary study, samples of Moroccan wines (n=30) , beers (n=5) and fruit juices (n=14) were assayed for ochratoxin A (OTA) by HPLC with fluorimetric detection, followed by confirmation by cleavage of the OTA molecule using carboxypeptidase with HPLC-fluorimetric determination of ochratoxin α(OTα). All the wine samples were contaminated, and the overall median OTA concentration was 0.65 g/l (range 0.028-3.24 g/l). One of the 14 samples of fruit juices was contaminated with a concentration of 1.16 g/l, whereas none of the five beer samples was contaminated. This is the first report on the occurrence of OTA in various beverages from Morocco.