{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Khan R"],"funding":["Agricultural Science and Technology Innovation Project of Chinese Academy of Agricultural Sciences"],"pagination":["1192"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9405153"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["11(8)"],"pubmed_abstract":["Drought stress is a major abiotic stress that hinders plant growth and development. Brassinosteroids (BR), including 2,4-epibrassinolide (EBR), play important roles in plant growth, development, and responses to abiotic stresses, including drought stress. This work investigates exogenous EBR application roles in improving drought tolerance in tobacco. Tobacco plants were divided into three groups: WW (well-watered), DS (drought stress), and DSB (drought stress + 0.05 mM EBR). The results revealed that DS decreased the leaf thickness (LT), whereas EBR application upregulated genes related to cell expansion, which were induced by the BR (<i>DWF4</i>, <i>HERK2</i>, and <i>BZR1</i>) and IAA (<i>ARF9</i>, <i>ARF6</i>, <i>PIN1</i>, <i>SAUR19</i>, and <i>ABP1</i>) signaling pathway. This promoted"],"journal":["Biology"],"pubmed_title":["Application of 2,4-Epibrassinolide Improves Drought Tolerance in Tobacco through Physiological and Biochemical Mechanisms."],"pmcid":["PMC9405153"],"funding_grant_id":["(ASTIP-TRIC03)"],"pubmed_authors":["Hussain Q","Ren X","Asim M","Chen K","Shah S","Ma X","Iqbal A","Khan R","Shi Y"],"additional_accession":[]},"is_claimable":false,"name":"Application of 2,4-Epibrassinolide Improves Drought Tolerance in Tobacco through Physiological and Biochemical Mechanisms.","description":"Drought stress is a major abiotic stress that hinders plant growth and development. Brassinosteroids (BR), including 2,4-epibrassinolide (EBR), play important roles in plant growth, development, and responses to abiotic stresses, including drought stress. This work investigates exogenous EBR application roles in improving drought tolerance in tobacco. Tobacco plants were divided into three groups: WW (well-watered), DS (drought stress), and DSB (drought stress + 0.05 mM EBR). The results revealed that DS decreased the leaf thickness (LT), whereas EBR application upregulated genes related to cell expansion, which were induced by the BR (<i>DWF4</i>, <i>HERK2</i>, and <i>BZR1</i>) and IAA (<i>ARF9</i>, <i>ARF6</i>, <i>PIN1</i>, <i>SAUR19</i>, and <i>ABP1</i>) signaling pathway. This promoted","dates":{"release":"2022-01-01T00:00:00Z","publication":"2022 Aug","modification":"2025-04-18T22:26:14.759Z","creation":"2025-04-07T10:09:46.898Z"},"accession":"S-EPMC9405153","cross_references":{"pubmed":["36009819"],"doi":["10.3390/biology11081192"]}}