scholarly journals Risks to human and animal health related to the presence of deoxynivalenol and its acetylated and modified forms in food and feed

EFSA Journal ◽  
2017 ◽  
Vol 15 (9) ◽  
Author(s):  
◽  
Helle Katrine Knutsen ◽  
Jan Alexander ◽  
Lars Barregård ◽  
Margherita Bignami ◽  
...  
EFSA Journal ◽  
2017 ◽  
Vol 15 (7) ◽  
Author(s):  
◽  
Helle‐Katrine Knutsen ◽  
Jan Alexander ◽  
Lars Barregård ◽  
Margherita Bignami ◽  
...  

2014 ◽  
Vol 7 (3) ◽  
pp. 247-255 ◽  
Author(s):  
A. Malachova ◽  
H.P. van Egmond ◽  
F. Berthiller ◽  
R. Krska

Based on the recent scientific opinion published by the EFSA CONTAM panel on the risks to human and animal health related to the presence of nivalenol in food and feed, this article provides an update on the determination of this Fusarium mycotoxin. After a brief introduction into the chemistry of nivalenol, chromatographic methods as well as other approaches are being discussed. Methods for the determination of nivalenol are well established and can be applied for the analysis of cereals, food, feed and biological samples. Accurate quantification of nivalenol is mostly carried out by liquid chromatography coupled with (multi-stage) mass spectrometry (MS) often within a multi-analyte approach. Some novel techniques, such as direct analysis in real time (DART) MS and electrochemical methods, have shown potential to determine nivalenol, but applications for routine measurements are not yet available. None of the currently available analytical methods has been formally validated in interlaboratory validation studies. While a certified calibrant for nivalenol is available, no matrix reference materials have been developed. Due to the scarcity of appropriate antibodies also no rapid immunochemical methods specific for nivalenol have become available.


EFSA Journal ◽  
2018 ◽  
Vol 16 (8) ◽  
Author(s):  
◽  
Helle Katrine Knutsen ◽  
Jan Alexander ◽  
Lars Barregård ◽  
Margherita Bignami ◽  
...  

EFSA Journal ◽  
2018 ◽  
Vol 16 (3) ◽  
Author(s):  
◽  
Helle Katrine Knutsen ◽  
Jan Alexander ◽  
Lars Barregård ◽  
Margherita Bignami ◽  
...  

Toxins ◽  
2021 ◽  
Vol 13 (11) ◽  
pp. 768
Author(s):  
Adam Pierzgalski ◽  
Marcin Bryła ◽  
Joanna Kanabus ◽  
Marta Modrzewska ◽  
Grażyna Podolska

Mycotoxins are one of the most dangerous food and feed contaminants, hence they have significant influence on human and animal health. This study reviews the information reported over the last few years on the toxic effects of the most relevant and studied Fusarium toxins and their modified forms. Deoxynivalenol (DON) and its metabolites can induce intracellular oxidative stress, resulting in DNA damage. Recent studies have also revealed the capability of DON and its metabolites to disturb the cell cycle and alter amino acid expression. Several studies have attempted to explore the mechanism of action of T-2 and HT-2 toxins in anorexia induction. Among other findings, two neurotransmitters associated with this process have been identified, namely substance P and serotonin (5-hydroxytryptamine). For zearalenone (ZEN) and its metabolites, the literature points out that, in addition to their generally acknowledged estrogenic and oxidative potentials, they can also modify DNA by altering methylation patterns and histone acetylation. The ability of the compounds to induce alterations in the expression of major metabolic genes suggests that these compounds can contribute to the development of numerous metabolic diseases, including type 2 diabetes.


EFSA Journal ◽  
2018 ◽  
Vol 16 (5) ◽  
Author(s):  
◽  
Helle‐Katrine Knutsen ◽  
Jan Alexander ◽  
Lars Barregård ◽  
Margherita Bignami ◽  
...  

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