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Showing 1-30 of 45 results for "A1556" within Papers
Masayoshi Tamura et al.
Toxins, 7(5), 1664-1682 (2015-05-27)
A high-resolution liquid chromatography-Orbitrap mass spectrometry (LC-Orbitrap MS) method was developed for simultaneous determination of 20 Fusarium toxins (nivalenol, fusarenon-X, deoxynivalenol, 3-acetyl deoxynivalenol, 15-acetyl deoxynivalenol, HT-2 toxin, T-2 toxin, neosolaniol, diacetoxyscirpenol, fumonisin B1, fumonisin B2, fumonisin B3, fumonisin A1, fumonisin
H H L González et al.
Mycopathologia, 165(2), 105-114 (2008-02-13)
A total of 120 freshly harvested wheat samples from the 2004 season in nine locations from Northern Buenos Aires Province, Argentina, were analysed for trichothecene natural occurrence and associated mycoflora, and for determining the influence of commonly used fungicide field
Nadia Ponts et al.
FEBS letters, 581(3), 443-447 (2007-01-26)
Effect of exogenous H(2)O(2) and catalase was tested in liquid cultures of the deoxynivalenol and 15-acetyldeoxynivalenol-producing fungus Fusarium graminearum. Accordingly to previous results, H(2)O(2) supplementation of the culture medium leads to increased toxin production. This study indicates that this event
Helle Katrine Knutsen et al.
EFSA journal. European Food Safety Authority, 15(9), e04718-e04718 (2017-09-11)
Deoxynivalenol (DON) is a mycotoxin primarily produced by Fusarium fungi, occurring predominantly in cereal grains. Following the request of the European Commission, the CONTAM Panel assessed the risk to animal and human health related to DON, 3-acetyl-DON (3-Ac-DON), 15-acetyl-DON (15-Ac-DON) and
Tomoya Yoshinari et al.
Journal of food protection, 75(7), 1355-1358 (2012-09-18)
We developed a purification method based on liquid chromatography-tandem mass spectrometry for the identification of deoxynivalenol (DON), its acetylated derivatives (3-acetyl-deoxynivalenol and 15-acetyl-deoxynivalenol), and a glycosylated derivative (deoxynivalenol-3-glucoside [D3G]) in corn-based products. The analytes were extracted from samples with acetonitrile-water
Pianpian Yan et al.
Toxins, 12(3) (2020-04-03)
Deoxynivalenol (DON), along with 3-acetyl-deoxynivalenol (3-ADON) and 15-acetyl-deoxynivalenol (15-ADON), occur in grains and cereal products and is often hazardous to humans and livestock. In this study, 579 wheat samples and 606 maize samples intended for consumption were collected from China
J Merhej et al.
Food additives & contaminants. Part A, Chemistry, analysis, control, exposure & risk assessment, 27(5), 710-717 (2010-02-20)
Reducing production of type B trichothecenes by Fusarium graminearum on cereals is necessary to control contamination, prevent yield reduction and protect human and animal health. Thus, an understanding of how trichothecene biosynthesis is induced is essential. The effect of ambient
I Malbrán et al.
Phytopathology, 104(4), 357-364 (2013-10-31)
At least 20 epidemics of Fusarium head blight (FHB) of wheat have been registered in the last 50 years in Argentina, with variable intensity. Damage induced by the disease is further aggravated by the presence of mycotoxins in affected grains
Tomoyuki Kadota et al.
Toxicology in vitro : an international journal published in association with BIBRA, 27(6), 1888-1895 (2013-06-25)
The effects of the trichothecene mycotoxin deoxynivalenol (DON) and its acetylated derivatives, 3-acetyldeoxynivalenol (3ADON) and 15-acetyldeoxynivalenol (15ADON) on human intestinal cell Caco-2 were investigated by the studies of transepithelial transport, gene expression, and cytokine secretion. Permeability across a Caco-2 cell
Sara C Cunha et al.
Journal of separation science, 33(4-5), 600-609 (2010-02-16)
A new analytical method for the rapid and simultaneous determination of five mycotoxins (zearelenone, deoxynivalenol, Fusarenon X, 15-acetyldeoxynivalenol and nivalenol) in breakfast cereals and flours by heart-cutting GC-MS has been developed and validated. Extraction was performed with MeCN, applying a
Zheng Han et al.
Journal of separation science, 33(13), 1923-1932 (2010-06-10)
A speedy and selective ultra-HPLC-MS/MS method for simultaneous determination of deoxynivalenol (DON), 3-acetyldeoxynivalenol (3-ADON), 15-ADON, nivalenol and fusarenon X in traditional Chinese medicines (TCMs) was developed. The method was based on one-step sample cleanup using reliable homemade cleanup cartridges. A
Margit Schollenberger et al.
Toxins, 4(10), 778-787 (2012-11-20)
The objective of the present study was to monitor the occurrence and distribution of a spectrum of trichothecene toxins in different parts of maize plants. Therefore maize plants were sampled randomly from 13 fields in southwest Germany and the fractions
Jing-Bo Zhang et al.
Mycological research, 111(Pt 8), 967-975 (2007-08-25)
A large number of isolates from the Fusarium graminearum clade representing all regions in China with a known history of Fusarium head blight (FHB) epidemics in wheat were assayed using PCR to ascertain their trichothecene mycotoxin chemotypes and associated phylogenetic
Wenda Wu et al.
Toxicological sciences : an official journal of the Society of Toxicology, 131(1), 279-291 (2012-09-22)
Although the acute toxic effects of trichothecene mycotoxin deoxynivalenol (DON or vomitoxin), a known cause of human food poisoning, have been well characterized in several animal species, much less is known about closely related 8-ketotrichothecenes that similarly occur in cereal
Nancy J Alexander et al.
Fungal genetics and biology : FG & B, 48(5), 485-495 (2011-01-11)
Certain Fusarium species cause head blight of wheat and other small grains worldwide and produce trichothecene mycotoxins. These mycotoxins can induce toxicoses in animals and humans and can contribute to the ability of some fusaria to cause plant disease. Production
Vladimir Vujanovic et al.
FEMS microbiology letters, 316(2), 136-143 (2011-01-06)
Fusarium spp. are economically important crop pathogens and causal agents of Fusarium head blight (FHB) of cereals worldwide. Of the FHB pathogens, Fusarium graminearum 3-acetyldeoxynivalenol (3-ADON) and 15-acetyldeoxynivalenol (15-ADON) are the most aggressive mycotoxigenic chemotypes, threatening food and feed quality
Emmanuel Njumbe Ediage et al.
Food chemistry, 177, 397-404 (2015-02-11)
An LC-MS/MS method was developed and validated for the detection and quantification of 23 mycotoxins in different varieties of sorghum. The method performance characteristics were as follows: suitable linearity ranges for all 23 mycotoxins with p-value >0.05; limits of detection
Wayne E Steinmetz et al.
Journal of natural products, 71(4), 589-594 (2008-03-11)
A combination of NMR spectroscopy and molecular modeling has been employed to characterize the conformation and dynamics of the macrolide ring in verrucarin A and roridin A, two closely related toxins in the trichothecene mycotoxin family. Longitudinal carbon-13 relaxation times
Myra E Flores-Flores et al.
Journal of chromatography. A, 1419, 37-44 (2015-10-04)
An LC-MS/MS (QqQ) method has been developed and validated for simultaneous determination of the following trichothecenes in UHT cow milk: nivalenol (NIV), deoxynivalenol (DON), deepoxy-deoxynivalenol (DOM-1), 3-acetyldeoxynivalenol (3-ADON), 15-acetyldeoxynivalenol (15-ADON), neosolaniol (NEO), diacetoxyscirpenol (DAS), fusarenon X (FUS-X), T-2 and HT-2
Trichothecene-mediated in vitro selection in wheat for reduced mycotoxin accumulation caused by Fusarium graminearum
Eudes F, et al.
Canadian Journal of Plant Science , 88(6), 1115-1125 (2008)
Tomoya Yoshinari et al.
Shokuhin eiseigaku zasshi. Journal of the Food Hygienic Society of Japan, 54(1), 75-82 (2013-03-09)
To validate an LC-MS/MS method for simultaneous determination of deoxynivalenol (DON) and its acetylated derivatives, 3-acetyl-deoxynivalenol (3ADON) and 15-acetyl-deoxynivalenol (15ADON), in wheat using a multifunctional column, an inter-laboratory study was performed in 9 laboratories using one blank wheat sample, three
Krishna D Puri et al.
Phytopathology, 100(10), 1007-1014 (2010-09-16)
Fusarium head blight (FHB) is primarily caused by Fusarium graminearum in North America. Isolates of F. graminearum can be identified as one of three chemotypes: 3-acetyl-deoxynivalenol (3ADON), 15-acetyl-deoxynivalenol (15ADON), and nivalenol (NIV). In this study, we characterized F. graminearum isolates
Wayne E Steinmetz et al.
European journal of medicinal chemistry, 44(11), 4485-4489 (2009-07-10)
Trichothecene mycotoxins, toxic natural products of fungi from the family Hypocreaceae, are potent inhibitors of protein synthesis. The application of 3D QSAR to these toxins explored the structural basis for their biological activities. A CoMFA (Q(2)=0.619, R(2)=0.921) model was developed
Gaëlle Vacher et al.
Journal of toxicology and environmental health. Part A, 78(13-14), 871-885 (2015-07-15)
Chronic inhalation of grain dust is associated with asthma and chronic bronchitis in grain worker populations. Exposure to fungal particles was postulated to be an important etiologic agent of these pathologies. Fusarium species frequently colonize grain and straw and produce
Philippe Pinton et al.
Toxicological sciences : an official journal of the Society of Toxicology, 130(1), 180-190 (2012-08-04)
The intestinal epithelium is the first barrier against food contaminants and is highly sensitive to mycotoxins, especially de oxynivalenol (DON). Consumption of DON-contaminated food is associated with outbreaks of gastroenteritis. In cereals and their byproducts, DON is present together with
B Huybrechts et al.
Archives of toxicology, 89(11), 1993-2005 (2014-09-12)
A direct, fast and sensitive LC-MS/MS method was developed to measure biomarkers for mycotoxin exposure in human urine. In total, 32 biomarkers were quantitatively or semi-quantitatively measured in 32 urine samples of Belgian volunteers using two injections. All urine samples
Nadia Ponts et al.
FEMS microbiology letters, 258(1), 102-107 (2006-04-25)
Liquid cultures of Fusarium graminearum were supplemented with H2O2 or other oxidative compounds. The accumulation kinetics of the resulting trichothecenes were monitored. At non-lethal concentrations, the H2O2 treatments modulated toxin accumulation, dependent on the method of supplementation. When H2O2 was
Wenda Wu et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 50(6), 2056-2061 (2012-04-03)
While induction of food refusal by the trichothecene mycotoxin deoxynivalenol (DON) has been described in several animal models, much less is known about the anorectic effects of structurally related 8-ketotrichothecenes, 3-acetyldeoxynivalenol (3-ADON), 15-acetyldeoxynivalenol (15-ADON), fusarenon X (FX) and nivalenol (NIV).
A L Mugrabi de Kuppler et al.
International journal of food microbiology, 151(1), 78-86 (2011-09-06)
Fusarium graminearum is the most important pathogen causing Fusarium head blight (FHB) of small cereal grains worldwide responsible for quantitative and qualitative yield losses. The presence in crops is often associated with mycotoxin contamination of foodstuff limiting its use for
Imourana Alassane-Kpembi et al.
Toxicology and applied pharmacology, 272(1), 191-198 (2013-06-06)
Deoxynivalenol (DON) is the most prevalent trichothecene mycotoxin in crops in Europe and North America. DON is often present with other type B trichothecenes such as 3-acetyldeoxynivalenol (3-ADON), 15-acetyldeoxynivalenol (15-ADON), nivalenol (NIV) and fusarenon-X (FX). Although the cytotoxicity of individual
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