Mosquitocidal activity of anthraquinones isolated from symbiotic bacteria Photorhabdus of entomopathogenic nematode

Jun Young Ahn, Joon Yeop Lee, Eun Ju Yang, Young Jin Lee, Kyung Bon Koo, Kyung Sik Song, Kyeong Yeoll Lee

Research output: Contribution to journalArticlepeer-review

19 Scopus citations

Abstract

Two anthraquinones were isolated from the symbiotic bacteria Photorhabdus temperata of entomopathogenic nematodes Heterorhabditis spp. by repeated column chromatography. They were abundantly present in the culture medium and identified as 1,3-dimethoxy-8-hydroxy-9,10-anthraquinone and 3-methoxychrysazine by spectral analysis. The isolated anthraquinones were highly lethal to larvae of Culex pipiens pallens. Our results suggest that anthraquinones might be useful as biopesticides for the biological control of mosquitoes.

Original languageEnglish
Pages (from-to)317-320
Number of pages4
JournalJournal of Asia-Pacific Entomology
Volume16
Issue number3
DOIs
StatePublished - Sep 2013

Keywords

  • Anthraquinones
  • Entomopathogenic nematodes
  • Insecticidal toxins
  • Photorhabdus
  • Symbiotic bacteria

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