{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Zhang T"],"funding":["National Natural Science Foundation of China"],"pagination":["1303"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC6156436"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["9"],"pubmed_abstract":["The MYB transcription factors (TFs) is a plant TF families, which involves in hormone signal transduction, and abiotic stress tolerance, etc. However, there are few studies on the MYB TFs family and its regulatory mechanism in <i>Tamarix hispida</i>. In this study, 14 <i>MYB</i> genes (named <i>ThMYB1 - ThMYB14</i>) were cloned and characterized from <i>T. hispida</i>. The transcription profiles of <i>ThMYBs</i> in <i>T. hispida</i> under different abiotic stress conditions were monitored using qRT-PCR. Most of studied <i>ThMYBs</i> were significantly downregulated and/or upregulated by salt and osmotic stress, ABA, GA3 and JA treatments in at least one organ. Especially, <i>ThMYB13</i> was induced in the leaves and roots of <i>T. hispida</i> when exposed to NaCl treatment at all study periods, indicating that it may involve in salt stress. To further study <i>ThMYB1</i>3 function, <i>ThMYB1</i>3 overexpression and knock-down plants and control plants transformed with an empty pROKII were obtained using a transient transformation system. Overexpression of <i>ThMYB1</i>3 in <i>T. hispida</i> displayed the lowest O<sup>2-</sup>, H<sub>2</sub>O<sub>2</sub> and MDA accumulation, minimal cell death, the most stable K<sup>+</sup>/Na<sup>+</sup> ratio and the lowest electrolyte leakage rate among the three kinds of transient expression in <i>T. hispida</i>. Conversely, the RNAi-silencing, transiently transformed plants displayed the opposite physiological changes. Therefore, <i>ThMYB1</i>3 might play a role in salt stress tolerance in transgenic <i>T. hispida</i> plants."],"journal":["Frontiers in plant science"],"pubmed_title":["Comprehensive Analysis of MYB Gene Family and Their Expressions Under Abiotic Stresses and Hormone Treatments in <i>Tamarix hispida</i>."],"pmcid":["PMC6156436"],"funding_grant_id":["No. 31370676"],"pubmed_authors":["Liu Z","Zhang T","Wang Y","Zhao Y","Gao C"],"additional_accession":[]},"is_claimable":false,"name":"Comprehensive Analysis of MYB Gene Family and Their Expressions Under Abiotic Stresses and Hormone Treatments in <i>Tamarix hispida</i>.","description":"The MYB transcription factors (TFs) is a plant TF families, which involves in hormone signal transduction, and abiotic stress tolerance, etc. However, there are few studies on the MYB TFs family and its regulatory mechanism in <i>Tamarix hispida</i>. In this study, 14 <i>MYB</i> genes (named <i>ThMYB1 - ThMYB14</i>) were cloned and characterized from <i>T. hispida</i>. The transcription profiles of <i>ThMYBs</i> in <i>T. hispida</i> under different abiotic stress conditions were monitored using qRT-PCR. Most of studied <i>ThMYBs</i> were significantly downregulated and/or upregulated by salt and osmotic stress, ABA, GA3 and JA treatments in at least one organ. Especially, <i>ThMYB13</i> was induced in the leaves and roots of <i>T. hispida</i> when exposed to NaCl treatment at all study periods, indicating that it may involve in salt stress. To further study <i>ThMYB1</i>3 function, <i>ThMYB1</i>3 overexpression and knock-down plants and control plants transformed with an empty pROKII were obtained using a transient transformation system. Overexpression of <i>ThMYB1</i>3 in <i>T. hispida</i> displayed the lowest O<sup>2-</sup>, H<sub>2</sub>O<sub>2</sub> and MDA accumulation, minimal cell death, the most stable K<sup>+</sup>/Na<sup>+</sup> ratio and the lowest electrolyte leakage rate among the three kinds of transient expression in <i>T. hispida</i>. Conversely, the RNAi-silencing, transiently transformed plants displayed the opposite physiological changes. Therefore, <i>ThMYB1</i>3 might play a role in salt stress tolerance in transgenic <i>T. hispida</i> plants.","dates":{"release":"2018-01-01T00:00:00Z","publication":"2018","modification":"2024-11-09T06:15:31.947Z","creation":"2019-03-26T23:58:22Z"},"accession":"S-EPMC6156436","cross_references":{"pubmed":["30283465"],"doi":["10.3389/fpls.2018.01303"]}}