{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Yang J"],"funding":["National Natural Science Foundation of China","Technological Innovative Research Team of Shaanxi Province"],"pagination":["1625"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC8836047"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["23(3)"],"pubmed_abstract":["Saline-alkaline stress is one of several major abiotic stresses in crop production. Exogenous spermidine (Spd) can effectively increase tomato saline-alkaline stress resistance by relieving membrane lipid peroxidation damage. However, the mechanism through which exogenous Spd pre-treatment triggers the tomato antioxidant system to resist saline-alkaline stress remains unclear. Whether H2O2 and polyamine oxidase (PAO) are involved in Spd-induced tomato saline-alkaline stress tolerance needs to be determined. Here, we investigated the role of PAO and H2O2 in exogenous Spd-induced tolerance of tomato to saline-alkaline stress. Results showed that Spd application increased the expression and activities of superoxide dismutase (SOD), catalase (CAT), ascorbate peroxidase (APX), glutathione reduc"],"journal":["International journal of molecular sciences"],"pubmed_title":["Polyamine Oxidase Triggers H2O2-Mediated Spermidine Improved Oxidative Stress Tolerance of Tomato Seedlings Subjected to Saline-Alkaline Stress."],"pmcid":["PMC8836047"],"funding_grant_id":["31772359","2021TD-34"],"pubmed_authors":["Yang J","Wang P","Li S","Hu X","Liu T"],"additional_accession":[]},"is_claimable":false,"name":"Polyamine Oxidase Triggers H2O2-Mediated Spermidine Improved Oxidative Stress Tolerance of Tomato Seedlings Subjected to Saline-Alkaline Stress.","description":"Saline-alkaline stress is one of several major abiotic stresses in crop production. Exogenous spermidine (Spd) can effectively increase tomato saline-alkaline stress resistance by relieving membrane lipid peroxidation damage. However, the mechanism through which exogenous Spd pre-treatment triggers the tomato antioxidant system to resist saline-alkaline stress remains unclear. Whether H2O2 and polyamine oxidase (PAO) are involved in Spd-induced tomato saline-alkaline stress tolerance needs to be determined. Here, we investigated the role of PAO and H2O2 in exogenous Spd-induced tolerance of tomato to saline-alkaline stress. Results showed that Spd application increased the expression and activities of superoxide dismutase (SOD), catalase (CAT), ascorbate peroxidase (APX), glutathione reduc","dates":{"release":"2022-01-01T00:00:00Z","publication":"2022 Jan","modification":"2025-04-04T14:58:38.984Z","creation":"2025-04-04T14:58:38.984Z"},"accession":"S-EPMC8836047","cross_references":{"pubmed":["35163549"],"doi":["10.3390/ijms23031625"]}}