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From grape to wine: Fate of ochratoxin A during red, rose, and white winemaking process and the presence of ochratoxin derivatives in the final products. Author(s): FREIRE, L.; BRAGA, P. A. C.; FURTADO, M. M.; DELAFIORI, J.; DIAS-AUDIBERT, F. L.; PEREIRA, G. E.; REYES, F. D.; CATHARINO, R. R.; SANT'ANA, A. S. The presence of ochratoxin A (OTA) in wine is mainly due to the contamination of grapes by Aspergillus carbonarius and A. niger, still in the vineyard or at stages prior to winemaking. Throughout wine... ... Repository: BDPA Publication year: 2020
Low-cost paper-based sensors modified with curcumin for the detection of ochratoxin a in beverages. Author(s): SANTOS, D. M. dos; MIGLIORINI, F. L.; COATRINI-SOARES, A.; SOARES, J.; MATTOSO, L. H. C.; OLIVEIRA, O. N.; CORREA, D. S. Ochratoxin A (OTA) is a mycotoxin that can contaminate food and is produced by fungal species such as Aspergillus carbonarius, Penicillium verrucosum, Aspergillus ochraceus, and Aspergillus niger [1].... ... Repository: BDPA Publication year: 2024
Detection of ochratoxin A in tropical wine and grape juice from Brazil. Author(s): TERRA, M. F.; PRADO, G.; PEREIRA, G. E.; EMATNÉ, H. J.; BATISTA, L. R. Ochratoxin A (OTA) is the main mycotoxin found in grapes, wines and grape juices and is considered one of the most harmful contaminants to human health. In this study, samples of tropical wines and gr... ... Repository: BDPA Publication year: 2012
Ochratoxigenic aspergillus and ochratoxin A in wines made from varieties of Syrah and Viognier in Northeast of Brazil. Author(s): TERRA, M.; PRADO, G.; PEREIRA, G. E.; LIMA, L.; OLIVEIRA, M. Ochratoxin A (OT A) is the main lTIycotoxin found in wine, considered one of the most damaging to human health. This study aimed to isolate toxigenic fungi in the soil, grape and rnust, and OTA in win... ... Repository: BDPA Publication year: 2010
Influence of physical and chemical characteristics of wine grapes on the incidence of Penicillium and Aspergillus fungi in grapes and ochratoxin A in wines. Author(s): FREIRE, L.; PASSAMANI, F. R. F.; THOMAS, A. B.; NASSUR, R. de C. M. R.; SILVA, L. M.; PASCHOAL, F. N.; PEREIRA, G. E.; PRADO, G.; BATISTA, L. R. The incidence of filamentous fungi and toxin levels in grapes and wines varies depending on the variety of grapes, the wine region, agricultural practices, weather conditions, the harvest and the wine... ... Repository: BDPA Publication year: 2016
Development and validation of a method for the analysis of Ochratoxin A in roasted coffee by liquid chromatography/electrospray-mass spectrometry in Tandem (LC/ESI-MS/MS). Author(s): BANDEIRA, R. D. C. C.; UEKANE, T. M.; CUNHA, C. P. da; GEAQUINTO, L. R. O.; CUNHA, V. S.; CAIXEIRO, J. M. R.; GODOY, R. L. O.; CRUZ, M. H. C. de la. A method using LC/ESI-MS/MS for the quantitative analysis of Ochratoxin A in roasted coffee was described. Linearity was demonstrated (r = 0.9175). The limits of detection and quantification were 1.0... ... Repository: BDPA Publication year: 2012
Influence of coffee processing and defects on the incidence and occurrence of ochratoxin A. Author(s): VARGAS, E. A.; SILVA, F. B.; SANTOS, E. A.; SOUZA, S. M.; SOUZA, S. E.; CORRÊA, T. B. S.; FRANÇA, R. C. A.; AMORIM, S. S.; PFENNING, L. H.; BATISTA, L. R.; PEREIRA, R. T. G.; NOGUEIRA, M. D.; NACIF, A. P.; AFONSO JUNIOR, P. C. 762 coffee samples (1 kg) ? most of dried processed arabica coffee from several stages of pre and post harvest ? were collected from different regions of Brazil according to a sample history questionn... ... Repository: BDPA Publication year: 2005
Influence of Maturation Stages in Different Varieties of Wine Grapes (Vitis vinifera) on the Production of Ochratoxin A and Its Modified Forms by Aspergillus carbonarius and Aspergillus niger. Author(s): FREIRA, L.; GUERREIRO, T. M.; CARAMÊS, E. T. S.; LOPES, L. L.; ORLANDO, E. A.; PEREIRA, G. E.; PALLONE, J. A. L.; CATHARINO, R. R.; SANT'ANA, A. S. Ochratoxin A is the main contaminant mycotoxin of grapes produced mainly by Aspergillus niger and Aspergillus carbonarius. Besides, it is possible that the formation of modified mycotoxin occurs throu... ... Repository: BDPA Publication year: 2018
Influence of yerba mate aqueous extracts on the growth of fungi producers of ochratoxin A. Author(s): ALMEIDA, A. B. de; CORRÊA, I. P.; HELM, C. V.; ANDRADE, D.; NORONHA, B.; CASAPULA, I.; DALZOTO, P. R.; PIMENTEL, I. C. Repository: BDPA Publication year: 2015
Quality of shaded and unshaded organic coffee: presence of fungi, ochratoxin A and caffeine content. Author(s): FREITAS-SILVA, O.; OLIVEIRA, T. Q.; CUNHA, F. Q.; SOUZA, M. L. M.; GODOY, R. L. O.; RICCI, M. S. F. Repository: BDPA Publication year: 2008

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