A survey of Methylobacterium species and strains reveals widespread production and varying profiles of cytokinin phytohormones

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MetadadosDescriçãoIdioma
Autor(es): dc.contributorTrent University-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorPalberg, Daniel-
Autor(es): dc.creatorKisiała, Anna-
Autor(es): dc.creatorJorge, Gabriel Lemes-
Autor(es): dc.creatorEmery, R. J. Neil-
Data de aceite: dc.date.accessioned2025-08-21T22:45:20Z-
Data de disponibilização: dc.date.available2025-08-21T22:45:20Z-
Data de envio: dc.date.issued2022-04-28-
Data de envio: dc.date.issued2022-04-28-
Data de envio: dc.date.issued2022-11-30-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1186/s12866-022-02454-9-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/223437-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/223437-
Descrição: dc.descriptionBackground: Symbiotic Methylobacterium strains comprise a significant part of plant microbiomes. Their presence enhances plant productivity and stress resistance, prompting classification of these strains as plant growth-promoting bacteria (PGPB). Methylobacteria can synthesize unusually high levels of plant hormones, called cytokinins (CKs), including the most active form, trans-Zeatin (tZ). Results: This study provides a comprehensive inventory of 46 representatives of Methylobacterium genus with respect to phytohormone production in vitro, including 16 CK forms, abscisic acid (ABA) and indole-3-acetic acid (IAA). High performance-liquid chromatography—tandem mass spectrometry (HPLC–MS/MS) analyses revealed varying abilities of Methylobacterium strains to secrete phytohormones that ranged from 5.09 to 191.47 pmol mL−1 for total CKs, and 0.46 to 82.16 pmol mL−1 for tZ. Results indicate that reduced methanol availability, the sole carbon source for bacteria in the medium, stimulates CK secretion by Methylobacterium. Additionally, select strains were able to transform L-tryptophan into IAA while no ABA production was detected. Conclusions: To better understand features of CKs in plants, this study uncovers CK profiles of Methylobacterium that are instrumental in microbe selection for effective biofertilizer formulations.-
Descrição: dc.descriptionAgricultural Adaptation Council-
Descrição: dc.descriptionGenome Canada-
Descrição: dc.descriptionOntario Genomics Institute-
Descrição: dc.descriptionCanadian Network for Research and Innovation in Machining Technology, Natural Sciences and Engineering Research Council of Canada-
Descrição: dc.descriptionNatural Sciences and Engineering Research Council of Canada-
Descrição: dc.descriptionGrain Farmers of Ontario-
Descrição: dc.descriptionEnvironmental and Life Sciences Graduate Program Trent University, 1600 West Bank Drive-
Descrição: dc.descriptionDepartment of Biology Trent University, 1600 West Bank Drive-
Descrição: dc.descriptionDepartment of Technology Sao Paulo State University-
Descrição: dc.descriptionDepartment of Technology Sao Paulo State University-
Descrição: dc.descriptionAgricultural Adaptation Council: ON-RP3-
Descrição: dc.descriptionGenome Canada: ON-RP3-
Descrição: dc.descriptionOntario Genomics Institute: ON-RP3-
Descrição: dc.descriptionCanadian Network for Research and Innovation in Machining Technology, Natural Sciences and Engineering Research Council of Canada: RGPIN-2018-05436-
Descrição: dc.descriptionNatural Sciences and Engineering Research Council of Canada: RGPIN-2018-05436-
Descrição: dc.descriptionGrain Farmers of Ontario: S2013AG04-
Idioma: dc.languageen-
Relação: dc.relationBMC Microbiology-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subject2-methylthio-Zeatin-
Palavras-chave: dc.subjectHPLC–MS/MS-
Palavras-chave: dc.subjectMethanol-
Palavras-chave: dc.subjectPlant growth promoting bacteria-
Palavras-chave: dc.subjecttrans-Zeatin-
Título: dc.titleA survey of Methylobacterium species and strains reveals widespread production and varying profiles of cytokinin phytohormones-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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