Ochratoxin A
THE CONTENT OF OCHRATOXIN A IN MOLDAVIAN WINE PRODUCTS
... permissible ochratoxin A in all types of wine, but also drinks made from wine or grape, grape juice and ingredients based juice grapes, 2 μg/l, set by the Regulation of the European Commission in ...
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In Vivo Detoxification of Ochratoxin A by Highly Porous Magnetic Nanocomposites Prepared from Coconut Shell
... dietary ochratoxin A contaminated feed (Peckham et ...receiving ochratoxin A contaminated feed along with different levels of adsorbent showed increase in body weight and normal food conversion ratio ...
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Determination of Ochratoxin A Levels in Mixed Feed and Feed Stuffs Used in Some Laying Hens and Ruminant Enterprises of Sivas City
... with Ochratoxin A are used as feed, they do not cause problems in ruminant adult animals; it may contaminate the meat products of non- ruminant animals such as pigs and poultry (Walker & Christian Larsen, ...
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Pathological Responses of White Leghorn Breeder Hens Kept on Ochratoxin A Contaminated Feed
... Mycotoxins are among the most important environmental contaminants. In the present study, ochratoxin A (OTA) was produced by propagation of Aspergillus ochraceus and fed to breeder hens. For this purpose, 84 ...
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Influence of drying methods on cocoa (Theobroma cacao L.): antioxidant activity and presence of ochratoxin A
... This work aimed to evaluate the performance of different drying methods in the development of phenolic compounds, methylxanthines, and antioxidant activity in cocoa bean and to evaluate the presence of ochratoxin ...
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The QuEChERS method for determination of ochratoxin a and citrinin in rice and rice bran.
... THE QuEChERS METHOD FOR DETERMINATION OF OCHRATOXIN A AND CITRININ IN RICE AND RICE BRAN. The present study was carried out to establish the optimal conditions for performing ochratoxin A (OTA) and citrinin ...
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DNA damage by ochratoxin A in rat kidney assessed by the alkaline comet assay
... of ochratoxin A (OTA) genotoxicity in experi- mental animals and the results obtained with cell cultures are inconsis- tent, although the carcinogenic potential of OTA for the kidney of experimental animals has ...
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Toxic Effects of Ochratoxin A on Calcium Metabolism during Chick Embryo Developmentand in Hatched Chicks
... ovo ochratoxin A (OTA) injection in Highline layer eggs on calcium metabolism and blood biochemical parameters of embryos and after the ...Therefore, ochratoxin A had a negative effect on calcium ...
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Identification of a Splicing Coactivator Gene that Affects the Production of Ochratoxin A in Aspergillus carbonarius
... the ochratoxin A biosynthesis pathway have been identified in some producer ...carbonarius ochratoxin-defective mutant previously obtained by Agrobacterium tumefaciens-mediated transformation, in order to ...
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EFFICIENCY OF BORAGE (Anchusa italica) AND FRENCH JASMINE POWDERS (Calotropis procera) IN DETOXIFICATION OF OCHRATOXIN A AND DEOXYNIVALENOL IN POULTRY DIET
... The study was conducted to evaluate the efficacy of Borage (Anchusa italica) and French jasmine (Calotropis procera) powders in eliminating Ochratoxin A (Ochra A) and Deoxynivalenol (DON) contamination from ...
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Identification of ochratoxin A producing fungi associated with fresh and dry liquorice.
... The presence of fungi on liquorice could contaminate the crop and result in elevated levels of mycotoxin. In this study, the mycobiota associated with fresh and dry liquorice was investigated in 3 producing regions of ...
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Occurrence of ochratoxin A in grapes, juices and wines and risk assessment related to this mycotoxin exposure
... The grapes are subject to fungal contamination during cultivation, harvest, transport and/or storage. Mycotoxins are products of secondary metabolism of some filamentous fungi. Production of these toxic compounds is ...
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Comparison of two sample preparation procedures for HPLC determination of ochratoxin A
... containing ochratoxin A have a deleterious effect on a number of animal ...with ochratoxin A include nephropathy, tera- togenicity, enhancement of lipid peroxidation, par- tial inhibition of ATP-dependent ...
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Determination of ochratoxin A content in wheat bread samples collected from the Algarve and Bragança regions, Portugal: Winter 2007
... Ochratoxin A (OTA) is a mycotoxin produced by fungi such as Penicillium verrucosum and Aspergillium spp. and has been found to have a variety of potentially deadly toxic effects. The favoured substrate for fungal ...
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Development and validation of a method for detection and quantification of ochratoxin A in green coffee using liquid chromatography coupled to mass spectrometry
... The purpose of this study was to develop and validate a modern, practical, fast and efficient method for OTA determination in green coffee using matrix-matched calibration by Liquid C[r] ...
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Effect of commercial starter cultures and native yeasts on Ochratoxin A production by Aspergillus westerdijkiae and Penicillium nordicum in meat products
... OTA is one of the most important and toxic mycotoxins found naturally in the food chain. Several metabolites are related to OTA, such as ochratoxin B (OTB; the dechloro analog of OTA), ochratoxin C (OTC; ...
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Caracterização nutricional e funcional da farinha de chia (Salvia hispanica) e sua...
... Survey of aflatoxin, ochratoxin A, zea- ralenone and sterigmatocystin in some Brazi-lian food by using multitoxin thinlayer chro- matographic method.[r] ...
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Data on phenolic compounds identification by HPLC-DAD-ESIMS (High performance liquid chromatography coupled with a diode array detector and electrospray ionization tandem mass spectrometry) recorded in the negative ion mode (retention time, λ
... Abstract: This study aimed to determine the effect of gamma radiation on the preservation of phenolic compounds and on decontamination of dry herbs in terms of ochratoxin A (OTA) and aflatoxin B1 (AFB1), using ...
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Evaluation of yeast cell wall on the performance of broiles fed diets with or without mycotoxins
... and ochratoxin can be found as simultaneous contaminants of feed ingredients and finished feed, and the effect of the synergic action of these two mycotoxins on growth rate was far greater than the sum of the ...
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BRAZILIAN ARCHIVES OF BIOLOGY AND TECHNOLOGY
... The cross-reactivity of anti-OTA.7 MAb used in this study with OTA analogues was previously evaluated (Kawamura et al., 1989) regarding the false positive reaction in ELISA caused by chemically related compounds such as ...
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