Knot formation caused by Pseudomonas syringae subsp. savastanoi on olive plants is hrp-dependent (Articolo in rivista)

Type
Label
  • Knot formation caused by Pseudomonas syringae subsp. savastanoi on olive plants is hrp-dependent (Articolo in rivista) (literal)
Anno
  • 2004-01-01T00:00:00+01:00 (literal)
Alternative label
  • Sisto A.; Cipriani M.G.; Morea M. (2004)
    Knot formation caused by Pseudomonas syringae subsp. savastanoi on olive plants is hrp-dependent
    in Phytopathology
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Sisto A.; Cipriani M.G.; Morea M. (literal)
Pagina inizio
  • 484 (literal)
Pagina fine
  • 489 (literal)
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  • 94 (literal)
Rivista
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  • 5 (literal)
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  • L’articolo riporta i risultati di una ricerca che per la prima volta ha permesso l’individuazione ed il sequenziamento di geni hrp nel batterio fitopatogeno Pseudomonas syringae subsp. savastanoi ed ha inoltre dimostrato che tali geni svolgono un ruolo essenziale nel processo patogenetico causato sull’olivo. (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • CNR- Istituto di Scienze delle Produzioni Alimentari, Via Amendola 122/O, 70126 Bari; (literal)
Titolo
  • Knot formation caused by Pseudomonas syringae subsp. savastanoi on olive plants is hrp-dependent (literal)
Abstract
  • The virulence of Pseudomonas syringae subsp. savastanoi (Pss), which causes hyperplastic symptoms (knots) on olive plants, is associated with secreted phytohormones. We identified a Tn5-induced mutant of Pss that did not cause disease symptoms on olive plants although it was still able to produce phytohormones; in addition the mutant also failed to elicit a hypersensitive response in a nonhost plant. Molecular characterization of the mutant revealed that a single Tn5 insertion occurred within an open reading frame encoding a protein 92% identical to the HrcC protein of P. syringae pv. syringae. Moreover, sequence analysis revealed that the gene encoding the HrcC protein in Pss was part of an operon that included five genes arranged as in other phytopathogenic bacteria. These results imply that hrp/hrc genes are functional in Pss and that they play a key role in the pathogenicity of this plant pathogen. (literal)
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