The use of Solid Phase MicroExtraction (SPME) devices in analysis for potential mosquito oviposition attractant chemicals from cyanobacterial mats

Eliska Rejmankova, Richard M. Higashi, Donald R. Roberts, Michele Lege, Richard G. Andre

Research output: Contribution to journalArticlepeer-review

17 Scopus citations

Abstract

Females of Anopheles albimanus mosquito are known to prefer floating cyanobacterial mats over open water for oviposition. We used Solid Phase MicroExtraction (SPME) devices on-site to trap substances volatilized from these two environments, followed by analysis by GC-MS (gas chromatograph-mass spectrometer). In enclosed headspace field microcosms, an unidentified C-15 aliphatic alcohol was persistently found over cyanobacterial mats as compared to open water. Based on this finding, we conducted oviposition experiments using a commercially available compound, n-pentadecanol, close in molecular weight and mass spectral pattern to the unknown C-15 aliphatic alcohol. The results indicate a tendency of female mosquito to oviposit more eggs in containers with the tested chemical as compared to water and blank.

Original languageEnglish
Pages (from-to)413-420
Number of pages8
JournalAquatic Ecology
Volume34
Issue number4
DOIs
StatePublished - 2000

Bibliographical note

Funding Information:
Funding for this project was provided, in part, by the University of California Research Expedition Program (UREP), U.C. Davis Faculty Research Grant, the Uniformed Services University of the Health Sciences through grant R087DB, and UC-Davis Center for Ecological Health Research (USEPA grant #R819658). We thank John Grieco, Nicole Achee, and Daniel Rejmánek for help with collecting mosquitoes. Comments of three anonymous reviewers helped to improve the manuscript.

Keywords

  • Aliphatic alcohol
  • Anopheles albimanus
  • Cyanobacterial mats
  • Oviposition attractant
  • SPME device

ASJC Scopus subject areas

  • Ecology, Evolution, Behavior and Systematics
  • Aquatic Science

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