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resumen
Resumen
Strain Az39T of Azospirillum is a diazotrophic plant growth-promoting bacterium isolated in 1982 from the roots of wheat plants growing in Marcos Juárez, Córdoba, Argentina. It produces indole-3- acetic acid in the presence of l-tryptophan as a precursor, grows at 20–38 °C (optimal 38 °C), and the cells are curved or spiral-shaped, with diameters ranging from 0.5–0.9 to 1.8–2.2 μm. They contain C16 : 0, C18 : 0 and C18 : 1 ω7c/ω6c as the main fatty acids.
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dc.contributor.author | dos Santos Ferreira, Natália | |
dc.contributor.author | Coniglio, Nayla Anahí | |
dc.contributor.author | Puente, Mariana Laura | |
dc.contributor.author | Sant’Anna, Fernando Hayashi | |
dc.contributor.author | Maroniche, Guillermo Andrés | |
dc.contributor.author | Garcia, Julia Elena | |
dc.contributor.author | Molina, Romina Micaela | |
dc.contributor.author | Nievas, Sofía | |
dc.contributor.author | Volpiano, Camila Gazolla | |
dc.contributor.author | Ambrosini, Adriana | |
dc.contributor.author | Passaglia, Luciane Maria Pereira | |
dc.contributor.author | Pedraza, Raúl Osvaldo | |
dc.contributor.author | Reis, Veronica Massena | |
dc.contributor.author | Zilli, Jerri Edson | |
dc.contributor.author | Cassan, Fabricio Dario | |
dc.date.accessioned | 2023-01-12T15:56:40Z | |
dc.date.available | 2023-01-12T15:56:40Z | |
dc.date.issued | 2022-08-01 | |
dc.identifier.issn | 1466-5026 | |
dc.identifier.other | https://doi.org/10.1099/ijsem.0.005475 | |
dc.identifier.uri | http://hdl.handle.net/20.500.12123/13898 | |
dc.identifier.uri | https://www.microbiologyresearch.org/content/journal/ijsem/10.1099/ijsem.0.005475 | |
dc.description.abstract | Strain Az39T of Azospirillum is a diazotrophic plant growth-promoting bacterium isolated in 1982 from the roots of wheat plants growing in Marcos Juárez, Córdoba, Argentina. It produces indole-3- acetic acid in the presence of l-tryptophan as a precursor, grows at 20–38 °C (optimal 38 °C), and the cells are curved or spiral-shaped, with diameters ranging from 0.5–0.9 to 1.8–2.2 μm. They contain C16 : 0, C18 : 0 and C18 : 1 ω7c/ω6c as the main fatty acids. Phylogenetic analysis of its 16S rRNA gene sequence confirmed that this strain belongs to the genus Azospirillum, showing a close relationship with Azospirillum baldaniorum Sp245T, Azospirillum brasilense Sp7T and Azospirillum formosense CC-Nfb- 7T. Housekeeping gene analysis revealed that Az39T, together with five strains of the genus (Az19, REC3, BR 11975, MTCC4035 and MTCC4036), form a cluster apart from A. baldaniorum Sp245T, A. brasilense Sp7T and A. formosense CC-Nfb- 7T. Average nucleotide identity (ANI) and digital DNA–DNA hybridization (dDDH) between Az39T and the aforementioned type strains revealed values below 96 %, the circumscription limit for the species delineation (ANI: 95.3, 94.1 and 94.0 %; dDDH: 62.9, 56.3 and 55.6 %). Furthermore, a phylogeny evaluation of the core proteome, including 809 common shared proteins, showed an independent grouping of Az39T, Az19, REC3, BR 11975, MTCC4035 and MTCC4036. The G+C content in the genomic DNA of these six strains varied from 68.3 to 68.5 %. Based on the combined phylogenetic, genomic and phenotypic characterization presented here, we consider that strain Az39T, along with strains Az19, REC3, BR 11975, MTCC4035 and MTCC4036, are members of a new Azospirillum species, for which the name Azospirillum argentinense sp. nov. is proposed. The type strain is Az39T (=LBPCV39T=BR 148428T=CCCT 22.01T). | eng |
dc.format | application/pdf | es_AR |
dc.language.iso | eng | es_AR |
dc.publisher | Microbiology Society | es_AR |
dc.rights | info:eu-repo/semantics/restrictedAccess | es_AR |
dc.source | International Journal of Systematic and Evolutionary Microbiology 72 : 005475 (2022) | es_AR |
dc.subject | Azospirillum | es_AR |
dc.subject | Genomes | eng |
dc.subject | Azospirillum brasilense | eng |
dc.subject | Phylogeny | eng |
dc.subject | Filogenia | es_AR |
dc.subject | Genomas | |
dc.subject.other | Azospirillum argentinense | |
dc.title | Genome-based reclassification of Azospirillum brasilense Az39 as the type strain of Azospirillum argentinense sp. nov. | es_AR |
dc.type | info:ar-repo/semantics/artículo | es_AR |
dc.type | info:eu-repo/semantics/article | es_AR |
dc.type | info:eu-repo/semantics/publishedVersion | es_AR |
dc.description.origen | Instituto de Microbiología y Zoología Agrícola (IMYZA) | es_AR |
dc.description.fil | Fil: Dos Santos Ferreira, Natália. Universidade Federal Rural Do Rio de Janeiro; Brasil | es_AR |
dc.description.fil | Fil: Coniglio, Nayla Anahí. Universidad Nacional de Río Cuarto. Instituto de Investigaciones Agrobiotecnológicas (INIAB-CONICET). Laboratorio de Fisiología Vegetal y de la Interacción Planta-Microorganismo; Argentina | es_AR |
dc.description.fil | Fil: Puente, Mariana Laura. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Microbiología y Zoología Agrícola. Laboratorio de Bacterias Promotoras del Crecimiento Vegetal; Argentina | es_AR |
dc.description.fil | Fil: Sant´Anna, Fernando Hayashi. PROADI-SUS. Hospital Moinhos de Vento; Brasil | es_AR |
dc.description.fil | Fil: Maroniche, Guillermo Andrés. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina | es_AR |
dc.description.fil | Fil: Maroniche, Guillermo Andrés. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina | es_AR |
dc.description.fil | Fil: Garcia, Julia Elena. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Microbiología y Zoología Agrícola; Argentina | es_AR |
dc.description.fil | Fil: Molina, Romina Micaela. Universidad Nacional de Rio Cuarto. Facultad de Ciencias Exactas Fisicoquímicas y Naturales. Instituto de Investigaciones Agrobiotecnológicas. Laboratorio de Fisiología Vegetal e Interacción Planta-Microorganismo; Argentina | es_AR |
dc.description.fil | Fil: Nievas, Sofía. Universidad Nacional de Rio Cuarto. Facultad de Ciencias Exactas Fisicoquímicas y Naturales. Instituto de Investigaciones Agrobiotecnológicas. Laboratorio de Fisiología Vegetal e Interacción Planta-Microorganismo; Argentina | es_AR |
dc.description.fil | Fil: Volpiano, Camila Gazolla. Instituto de Biociências. Departamento de Genética and Programa de Pós-graduação em Genética e Biologia Molecular; Brasil | es_AR |
dc.description.fil | Fil: Ambrosini, Adriana. Instituto de Biociências. Departamento de Genética and Programa de Pós-graduação em Genética e Biologia Molecular; Brasil | es_AR |
dc.description.fil | Fil: Passaglia, Luciane Maria Pereira. Instituto de Biociências. Departamento de Genética and Programa de Pós-graduação em Genética e Biologia Molecular; Brasil | es_AR |
dc.description.fil | Fil: Pedraza, Raúl Osvaldo. Universidad Nacional de Tucumán. Facultad de Agronomía y Zootecnia; Argentina | es_AR |
dc.description.fil | Fil: Reis, Veronica Massena. Empresa Brasileira de Pesquisa Agropecuaria (EMBRAPA). Agrobiologia; Brasil | es_AR |
dc.description.fil | Fil: Zilli, Jerri Edson. Empresa Brasileira de Pesquisa Agropecuaria (EMBRAPA). Agrobiologia; Brasil | es_AR |
dc.description.fil | Fil: Cassan, Fabricio Dario. Universidad Nacional de Río Cuarto. Instituto de Investigaciones Agrobiotecnológicas (INIAB-CONICET). Laboratorio de Fisiología Vegetal y de la Interacción Planta-Microorganismo; Argentina | es_AR |
dc.subtype | cientifico |
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