Glucosinolates, the main secondary metabolites accumulated in cruciferous flora, have a major impact on fortifying plant immunity against diverse pathogens. Although exhibits varying sensitivity to these compounds, current research has yet to fully understand the intricate mechanisms governing its response to glucosinolates. Different species of the genus were exposed to glucosinolate-derived isothiocyanates, revealing that , , and , species with the transporter gene (Bcin06g00026) not detected with PCR, were more sensitive to isothiocyanates than species containing that gene, such as , , and . This finding was further corroborated by the inability of species with the gene not detected with PCR to infect plants with a high concentration of glucosinolate-derived isothiocyanates. These results challenge established correlations, revealing varying aggressiveness on different plant substrates. An expression analysis highlighted the gene's induction in the presence of isothiocyanate, and a bioinformatic investigation identified homologous genes in other species. Our study underscored the importance of advanced biotechnology to help understand these proteins and thus offer innovative solutions for agriculture.
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http://dx.doi.org/10.3390/plants13060756 | DOI Listing |
Food Chem
August 2024
Plant Quality and Food Security, Leibniz Institute of Vegetable and Ornamental Crops (IGZ) e.V., Theodor-Echtermeyer-Weg 1, 14979 Grossbeeren, Germany. Electronic address:
Glucosinolate-derived isothiocyanates are valuable for human health as they exert health promoting effects. As thermal food processing could affect their levels in a structure dependent way, the stability and reactivity of 12 Brassicaceae isothiocyanates during aqueous heating at 100 °C and pH 5-8 were investigated. The formation of their corresponding amines and N,N'-dialk(en)yl thioureas was quantified.
View Article and Find Full Text PDFPlants (Basel)
March 2024
Departamento de Química Orgánica, Facultad de Ciencias, Universidad de Cádiz, 11510 Cádiz, Spain.
Glucosinolates, the main secondary metabolites accumulated in cruciferous flora, have a major impact on fortifying plant immunity against diverse pathogens. Although exhibits varying sensitivity to these compounds, current research has yet to fully understand the intricate mechanisms governing its response to glucosinolates. Different species of the genus were exposed to glucosinolate-derived isothiocyanates, revealing that , , and , species with the transporter gene (Bcin06g00026) not detected with PCR, were more sensitive to isothiocyanates than species containing that gene, such as , , and .
View Article and Find Full Text PDFPlants (Basel)
July 2023
Department of Botany, Division of Pharmacognosy, University of Debrecen, Egyetem tér 1, 4032 Debrecen, Hungary.
The glucosinolates of Brassicaceae plants are converted into bioactive isothiocyanates and other volatiles during a challenge by pathogens and other biotic stressors. However, the role of alternative downstream products with weaker potency (e.g.
View Article and Find Full Text PDFFood Chem
March 2023
Plant Quality and Food Security, Leibniz Institute of Vegetable and Ornamental Crops (IGZ) e.V., Theodor-Echtermeyer-Weg 1, 14979 Grossbeeren, Germany. Electronic address:
Glucosinolates are precursors of bioactive and health-promoting isothiocyanates (ITCs). Upon enzymatic hydrolysis, Brassica vegetables, such as cabbage, also often yield nitriles and epithionitriles as main products next to ITCs. Here, we show that amines can be additional main enzymatic hydrolysis products of glucosinolates in Brassica vegetables.
View Article and Find Full Text PDFFood Res Int
July 2022
Plant Quality and Food Security, Leibniz Institute of Vegetable and Ornamental Crops (IGZ) e.V., Theodor-Echtermeyer-Weg 1, 14979 Großbeeren, Germany. Electronic address:
Glucosinolates are plant secondary metabolites occurring in Brassicaceae plants. Upon tissue disruption, these compounds can be enzymatically hydrolyzed into isothiocyanates, which are very reactive and can react with nucleophiles during thermal processes such as boiling. Here, a novel type of glucosinolate degradation product was identified resulting from the reaction of thioglucose with the isothiocyanates sulforaphane or allyl isothiocyanate during aqueous heating.
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