Evidence map›Paper›PMID 42288788›Full record

ArticleBMC plant biology2026

Overexpression of the EfMYB124 gene from Erianthus fulvus enhances tolerance to low temperature and drought in Arabidopsis thaliana.

Xibing Rao, Lilian He, Zhenfeng Qian, Qingqing Shen, Zhengying Luo, Jun Zhao, Fusheng Li

Abstract read
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Article in BMC plant biology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

7 authors.

Xibing RaoCollege of Agronomy and Biotechnology/Sugarcane Research Institute, Yunnan Agricultural University, Kunming, 650201, China.
Lilian HeCollege of Agronomy and Biotechnology/Sugarcane Research Institute, Yunnan Agricultural University, Kunming, 650201, China.
Zhenfeng QianCollege of Agronomy and Biotechnology/Sugarcane Research Institute, Yunnan Agricultural University, Kunming, 650201, China.
Qingqing ShenCollege of Agronomy and Biotechnology/Sugarcane Research Institute, Yunnan Agricultural University, Kunming, 650201, China.
Zhengying LuoCollege of Agronomy and Biotechnology/Sugarcane Research Institute, Yunnan Agricultural University, Kunming, 650201, China.
Jun ZhaoSugarcane Research Institute/Yunnan Key Laboratory of Sugarcane Genetic Improvement, Yunnan Academy of Agricultural Sciences, Kaiyuan, 661699, China. junzhao_ky@126.com.
Fusheng LiCollege of Agronomy and Biotechnology/Sugarcane Research Institute, Yunnan Agricultural University, Kunming, 650201, China. 1990017@ynau.edu.cn.

Funding

Guangxi Key Laboratory of Sugarcane Genetic Improvement/Sugarcane Research Institute, Guangxi Academy of Agricultural Sciences 21-238-16-k-02-06Major Science and Technology Project of Yunnan Province 202202AE090021National Natural Science Foundation of China 31960451
6 · The paper itself

Abstract

backgroundEnvironmental factors such as low temperature and water stress often hinder the normal growth of sugarcane (Saccharum spp.), which threatens the supply of raw materials for sugar and biomass provided by sugarcane, resulting in severe economic development losses. Improving the stress resistance of sugarcane has always been one of the important directions in sugarcane breeding. Erianthus fulvus, a wild relative of sugarcane, exhibits remarkable stress tolerance. Therefore, fully exploring the excellent stress-tolerance genes in E. fulvus can provide important candidate genes for improving the stress resistance of sugarcane in future molecular breeding programs.

resultsThe evolutionary characteristics of EfMYB124, a gene induced by low temperature and drought, were analysed. Moreover, the gene was successfully transferred into Arabidopsis thaliana, and the degree of damage, physiological responses, and stress-induced gene expression of the transgenic plants under stress were investigated. EfMYB124 is most closely related to At1R-MYB in group A1, and the members of this group have the potential to function in response to adverse stress. Numerous syntenic genes of EfMYB124 were identified in the sugarcane genome. Under drought and low-temperature treatments, the EfMYB124-transgenic plants exhibited relatively mild external damage. Moreover, the activities or contents of three antioxidant enzymes (CAT, POD, and SOD) and Pro in these plants increased rapidly, while the production of MDA decreased. Further analysis revealed that EfMYB124 could specifically regulate the expression of cold stress-related genes (CBF1, CBF3, COR15a, and COR4) and drought stress-related genes (RD29A, P5CS1, SOD1, and CAT2). Additionally, EfMYB124 represses the basal expression levels of key ABA signaling-related genes, including NCED3, ABI5, ABF2, and RD29B.

conclusionsIn summary, this study has initially confirmed that EfMYB124 plays a positive role in regulating plants' resistance to drought and low temperatures. These key findings lay a solid foundation for us to further analyze the function of EfMYB and study its upstream and downstream interaction relationships. Meanwhile, they provide the necessary scientific reference for the future application of this gene in the genetic improvement of stress tolerance trait breeding in sugarcane.

Indexed as

ArabidopsisCold TemperaturePlant ProteinsPoaceaeDrought ResistanceDroughtsGene Expression Regulation, PlantGenes, PlantPlants, Genetically ModifiedSaccharumStress, PhysiologicalTranscription FactorsPlant ProteinsTranscription FactorsDrought and cold resistanceE. fulvusFunctional verificationMYB geneSugarcane

Identifiers

PMID42288788
PMCPMC13326486

What Socratic holds

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LicenceCC BY-NC-ND
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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.