Cold priming induced tolerance to subsequent low temperature stress is enhanced by melatonin application during recovery in wheat

Luying Sun, Xiangnan Li*, Zongshuai Wang, Zhongwei Sun, Xiancan Zhu, Shengqun Liu, Fengbin Song, Fulai Liu, Yongjun Wang

*Corresponding author af dette arbejde
25 Citationer (Scopus)
62 Downloads (Pure)

Abstract

Cold priming can alleviate the effects of subsequent cold stress on wheat plant growth. Melatonin plays a key role in cold stress response in plants. In this study, the effects of foliar melatonin application during recovery on the cold tolerance of cold primed wheat plants were investigated. It was found that both melatonin and cold priming increased the photosynthetic rate and stomatal conductance, enhanced the activities of antioxidant enzymes, and altered the related gene expressions in wheat under cold stress. Melatonin application is helpful for the photosynthetic carbon assimilation and membrane stability of the cold primed plants under cold stress. These results suggested that foliar melatonin application during recovery enhanced the cold priming induced tolerance to subsequent low temperature stress in wheat.

OriginalsprogEngelsk
Artikelnummer1091
TidsskriftMolecules
Vol/bind23
Udgave nummer5
Sider (fra-til)1-11
Antal sider11
ISSN1420-3049
DOI
StatusUdgivet - 2018

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