Selenium fertilization enhances carotenoid and antioxidant metabolism to scavenge ROS and increase yield of maize plants under drought stress

Copyright © 2025 Elsevier Masson SAS. All rights reserved.

Détails bibliographiques
Publié dans:Plant physiology and biochemistry : PPB. - 1991. - 221(2025) vom: 01. Apr., Seite 109675
Auteur principal: Gorni, Pedro Henrique (Auteur)
Autres auteurs: Rodrigues, Cleverson, Spera, Kamille Daleck, Correia, Ricardo Francisco Ciaramicoli Cândido, Mendes, Nandhara Angélica Carvalho, Reis, André Rodrigues Dos
Format: Article en ligne
Langue:English
Publié: 2025
Accès à la collection:Plant physiology and biochemistry : PPB
Sujets:Journal Article Biofortification Carotenoid metabolism Drought stress Grain quality Secondary metabolites Zea mays L. Selenium H6241UJ22B Antioxidants plus... Carotenoids 36-88-4 Fertilizers Reactive Oxygen Species
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245 1 0 |a Selenium fertilization enhances carotenoid and antioxidant metabolism to scavenge ROS and increase yield of maize plants under drought stress 
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520 |a Copyright © 2025 Elsevier Masson SAS. All rights reserved. 
520 |a Water deficit (WD) is a phenomenon increasingly in different regions worldwide impacting agricultural production and food security. Selenium (Se) fertilization can help mitigate stress in plants, promoting greater resistance to adverse conditions, this element acts as an antioxidant, protecting plant cells from damage caused by environmental stress. This study aimed to evaluate the benefit effect of Se against WD by regulating metabolic responses. In a pot experiment, maize seedlings (V3 phenological stage) were exposed to WD (50%) and foliar application of Se at 50 g ha-1. Maize seedlings not exposed to WD or Se were used as controls. Exposure of maize seedlings to WD-Se resulted in a decrease in sugar, starch, and amino acid concentrations, negatively affecting size, diameter, and cob weight and in the weight and grain yield. However, WD + Se showed increases in total carotenoid and antioxidant metabolism resulting in higher growth parameters and yield of maize plants. Selenium supplementation at 50 g ha-1 increased leaf concentration of secondary metabolites, which, together with greater antioxidant activity non-enzymatic. Foliar Se application at low concentration and enhanced antioxidant metabolism promoting more tolerance to drought stress resulting in quality of grains and higher yield of maize plants under well-watered and WD conditions 
650 4 |a Journal Article 
650 4 |a Biofortification 
650 4 |a Carotenoid metabolism 
650 4 |a Drought stress 
650 4 |a Grain quality 
650 4 |a Secondary metabolites 
650 4 |a Zea mays L. 
650 7 |a Selenium  |2 NLM 
650 7 |a H6241UJ22B  |2 NLM 
650 7 |a Antioxidants  |2 NLM 
650 7 |a Carotenoids  |2 NLM 
650 7 |a 36-88-4  |2 NLM 
650 7 |a Fertilizers  |2 NLM 
650 7 |a Reactive Oxygen Species  |2 NLM 
700 1 |a Rodrigues, Cleverson  |e verfasserin  |4 aut 
700 1 |a Spera, Kamille Daleck  |e verfasserin  |4 aut 
700 1 |a Correia, Ricardo Francisco Ciaramicoli Cândido  |e verfasserin  |4 aut 
700 1 |a Mendes, Nandhara Angélica Carvalho  |e verfasserin  |4 aut 
700 1 |a Reis, André Rodrigues Dos  |e verfasserin  |4 aut 
773 0 8 |i Enthalten in  |t Plant physiology and biochemistry : PPB  |d 1991  |g 221(2025) vom: 01. Apr., Seite 109675  |w (DE-627)NLM098178261  |x 1873-2690  |7 nnas 
773 1 8 |g volume:221  |g year:2025  |g day:01  |g month:04  |g pages:109675 
856 4 0 |u http://dx.doi.org/10.1016/j.plaphy.2025.109675  |3 Volltext 
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