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J Chem Ecol. 1994 May;20(5):1189-99. doi: 10.1007/BF02059753.

Direct and mediated effects onBactrocera oleae (Gmelin) (Diptera; Tephritidae) of natural polyphenols and some of related synthetic compounds: Structure-activity relationships.

Journal of chemical ecology

R Capasso, A Evidente, E Tremblay, A Sala, C Santoro, G Cristinzio, F Scognamiglio

Affiliations

  1. Dipartimento di Scienze Chimico-Agrarie, Università degli Studi di Napoli "Federico II", 80055, Portici, Italy.

PMID: 24242314 DOI: 10.1007/BF02059753

Abstract

Among the main polyphenols occurring in olive oil vegetation waters (VW), catechol showed the most deterrent action on the oviposition ofBactrocera oleae (Gmelin); 4-methylcatechol was less active, whereas hydroxytyrosol and tyrosol were inactive. In contrast, synthetico-quinone was found to be stimulant at 7.5 × 10(-2) M. Two other synthetic derivatives of catechol, diacetylcatechol and guaiacol, were also deterrent, suggesting these compounds undergo a biochemical transformation into catechol by means of the bacterial symbionts ofB. oleae. VW and their phenolic extracts showed deterrence only when highly concentrated, while natural olive juice was strongly deterrent. Experiments carried out to evaluate the effect of olive juice and catechol on the fecundity ofB. oleae showed that they strongly reduce this function. Moreover, the possible utilization of VW and their bioactive polyphenols in protection of olives againstBatrocera oleae is discussed.

References

  1. Evolution. 1985 Mar;39(2):405-417 - PubMed

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