Artículo
Diversity of Sinorhizobium (Ensifer) meliloti Bacteriophages in the Rhizosphere of Medicago marina: Myoviruses, Filamentous and N4-Like Podovirus
Autor/es | Cubo Sánchez, María Teresa
Alías Villegas, Cynthia Balsanelli, Eduardo Mesa, Dany Espuny Gómez, María del Rosario Souza, Emanuel de |
Departamento | Universidad de Sevilla. Departamento de Microbiología |
Fecha de publicación | 2020 |
Fecha de depósito | 2020-02-17 |
Publicado en |
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Resumen | Using different Sinorhizobium meliloti strains as hosts, we isolated eight new virulent phages from the rhizosphere of the coastal legume Medicago marina. Half of the isolated phages showed a very narrow host range while ... Using different Sinorhizobium meliloti strains as hosts, we isolated eight new virulent phages from the rhizosphere of the coastal legume Medicago marina. Half of the isolated phages showed a very narrow host range while the other half exhibited a wider host range within the strains tested. Electron microscopy studies showed that phages M_ort18, M_sf1.2, and M_sf3.33 belonged to the Myoviridae family with feature long, contractile tails and icosaedral head. Phages I_sf3.21 and I_sf3.10T appeared to have filamentous shape and produced turbid plaques, which is a characteristic of phages from the Inoviridae family. Phage P_ort11 is a member of the Podoviridae, with an icosahedral head and a short tail and was selected for further characterization and genome sequencing. P_ort11 contained linear, double-stranded DNA with a length of 75239 bp and 103 putative open reading frames. BLASTP analysis revealed strong similarities to Escherichia phage N4 and other N4-like phages. This is the first report of filamentous and N4-like phages that infect S. meliloti |
Cita | Cubo Sánchez, M.T., Alías Villegas, C., Balsanelli, E., Mesa, D., Espuny Gómez, M.d.R. y Souza, E.d. (2020). Diversity of Sinorhizobium (Ensifer) meliloti Bacteriophages in the Rhizosphere of Medicago marina: Myoviruses, Filamentous and N4-Like Podovirus. Frontiers in Microbiology, 11 (art. 22), 1-14. |
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