Bisorbicillinoids Produced by the Fungus Trichoderma citrinoviride Affect Feeding Preference of the Aphid Schizaphis graminum. (Articolo in rivista)

Type
Label
  • Bisorbicillinoids Produced by the Fungus Trichoderma citrinoviride Affect Feeding Preference of the Aphid Schizaphis graminum. (Articolo in rivista) (literal)
Anno
  • 2009-01-01T00:00:00+01:00 (literal)
Alternative label
  • Evidente A.*, Andolfi A., Cimmino A., Ganassi S., Altomare C., Favilla M., De Cristofaro A., Vitagliano S., Sabatini M. A. (2009)
    Bisorbicillinoids Produced by the Fungus Trichoderma citrinoviride Affect Feeding Preference of the Aphid Schizaphis graminum.
    in Journal of chemical ecology
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Evidente A.*, Andolfi A., Cimmino A., Ganassi S., Altomare C., Favilla M., De Cristofaro A., Vitagliano S., Sabatini M. A. (literal)
Pagina inizio
  • 533 (literal)
Pagina fine
  • 541 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 35 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • (1) Dipartimento di Scienze del Suolo, della Pianta, dell’Ambiente e delle Produzioni Animali, Università di Napoli Federico II, Via Università 100, 80055 Portici, Italy (2) Dipartimento di Biologia Animale, Università di Modena e Reggio Emilia, Via Campi 213/D, 41100 Modena, Italy (3) Istituto di Scienze delle Produzioni Alimentari del CNR, Via Amendola, 122/O, 70126 Bari, Italy (4) Dipartimento di Scienze Animali, Vegetali e dell’Ambiente, Università del Molise, Via De Sanctis, 86100 Campobasso, Italy (literal)
Titolo
  • Bisorbicillinoids Produced by the Fungus Trichoderma citrinoviride Affect Feeding Preference of the Aphid Schizaphis graminum. (literal)
Abstract
  • We report the effects of some bisorbicillinoids isolated from biomass of the fungus Trichoderma citrinoviride on settling and feeding preference of the aphid Schizaphis graminum. Purification of the fungal metabolites was carried out by a combination of column chromatography and thin-layer chromatography using direct and reverse phases. Chemical identification was performed by spectroscopic methods including nuclear magnetic resonance and mass spectrometry. The identified bisorbicillinoids appeared to be bislongiquinolide, its 16,17-dihydro derivative, trichodimerol, and dihydrotrichodimerol. A feeding preference test with alate morphs of S. graminum was used to identify the active fractions. Among the four bisorbicillinoids, dihydrotrichodimerol and bislongiquinolide influenced aphid feeding preference, restraining specimens from settling on leaves treated with metabolites. Taste neurons sensitive to these compounds, particularly to bislongiquinolide, were located on tarsi of the S. graminum alate morphs. (literal)
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