Antioxidant activity as a response to cadmium pollution in three durum wheat genotypes differing in salt-tolerance

Abstract: Durum wheat is commonly used in various food industry industries and cultivated worldwide. A serious problem with the species cultivation is its capability to accumulate cadmium (Cd) in the grains. The aim of this study is to investigate whether antioxidant activity may be used as a marker of Cd tolerance in durum wheat. The experiment involved three durum wheat genotypes/lines differing in salt tolerance. The plant response to Cd was appraised based on the activity of ascorbate–glutathione (AsA–GSH) cycle enzymes, ascorbate-to-dehydroascorbate ratio, reduced-to-oxidized glutathione ratio (GSH:GSSG), as well as Cd content in the seeds. The highest activity of dehydroascorbate reductase, monodehydroascorbate reductase, and glutathione reductase was noted in control plants of salt-sensitive cultivar “Tamaroi.” In the presence of Cd, activity of these enzymes was considerably reduced. “Tamaroi” plants demonstrated also the highest Cd content in the grain. In conclusion, we identified the cultivar “Tamaroi” as most susceptible to cadmium, and the level of durum wheat sensitivity to the element can be evaluated based on a significant decrease in the activity of AsA–GSH cycle enzymes and GSH:GSSG ratio.

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
Antioxidant activity as a response to cadmium pollution in three durum wheat genotypes differing in salt-tolerance ; volume:18 ; number:1 ; year:2020 ; pages:1230-1241 ; extent:12
Open chemistry ; 18, Heft 1 (2020), 1230-1241 (gesamt 12)

Creator
Pastuszak, Jakub
Kopeć, Przemysław
Płażek, Agnieszka
Gondek, Krzysztof
Szczerba, Anna
Hornyák, Marta
Dubert, Franciszek

DOI
10.1515/chem-2020-0113
URN
urn:nbn:de:101:1-2410161732436.936214567565
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
15.08.2025, 7:26 AM CEST

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Associated

  • Pastuszak, Jakub
  • Kopeć, Przemysław
  • Płażek, Agnieszka
  • Gondek, Krzysztof
  • Szczerba, Anna
  • Hornyák, Marta
  • Dubert, Franciszek

Other Objects (12)