Food Chemistry 239 (2018) 598–602 Contents lists available at ScienceDirect Food Chemistry journal homepage: www.elsevier.com/locate/foodchem Absence of evidence or evidence of absence? A transfer and depletion study of Sudan I in eggs Marta Pia˛tkowska , Piotr Jedziniak, Małgorzata Olejnik, Jan Zmudzki, Andrzej Posyniak Department of Pharmacology and Toxicology, National Veterinary Research Institute, Partyzantow 57, 24-100 Pulawy, Poland ar ti c l e i nf o ab stra ct Article history: Sudan I is a carcinogenic industrial azo-dye, forbidden for use in food. However, it has been detected in Received 4 November 2016 food on several occasions, such as in paprika, used in animal husbandry to enhance egg yolk colour. Received in revised form 1 June 2017 Therefore, an animal experiment was designed to simulate the transfer of Sudan I to eggs after its unin- Accepted 29 June 2017 tentional administration to laying hens. A group of laying hens (n = 18) received feed contaminated with Available online 30 June 2017 Sudan I at the raising concentrations: 0.45 mg/kg, 4.97 mg/kg and 42.1 mg/kg. Residues of Sudan I were detected in egg yolks (0.29 ± 0.03 mg/kg, mean ± SD) only after the administration of the feed contami- Keywords: nated
Food Chemistry – Elsevier
Published: Jan 15, 2018
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