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Endocrine Disruptor Research Initiative
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EDRI Federal Project Inventory:
Chemistry and Biology of Ecdysis-Triggering Hormones



  1. Sponsor Organization: NATIONAL SCIENCE FOUNDATION

  2. Project Title: CHEMISTRY AND BIOLOGY OF ECDYSIS-TRIGGERING HORMONES

  3. Project Focus: ECOLOGICAL EFFECTS

  4. Description: Insect growth and development is associated with repeated shedding of the oldexoskeleton or cuticle in a process called ecdysis. The successful performance of thiscomplex behavior is crucial to the survival of developing insects. It appears that anewly described novel endocrine system regulates ecdysis in moths and may beimportant to this developmental process in all insects. This novel endocrine systemappears to produce multiple hormones. The identification of these hormones isparamount to Dr. Adams' research endeavor. Once these factors have been chemical identified, reagents will be prepared that allow the localization and quantification of thehormones in the insect during development. Finally, the site and mechanism ofecdysis- triggering hormone action will be elucidated. This unique endocrine systemprovides opportunities to study the hormonal regulation of development and behaviorfrom the molecular to the organismal level including information regarding theregulation of hormone synthesis, release and physiological action. Furthermore,premature administration of ecdysis- triggering hormone to early stages of larvae andpupae is lethal, these hormones may prove to be of great commercial significance inthe biological control of insect pests.

  5. References:

  6. Category: MODELS

  7. Subcategory: BASIC RESEARCH

  8. Keywords for Experimental System/Species: INVERTEBRATES, IN VIVO, LABORATORY STUDY

  9. Keywords for Experimental Endpoints: NEUROLOGICAL, REPRODUCTIVE, HORMONE MEASURES, PEPTIDE HORMONES, BREEDINGBEHAVIOR, MOLECULAR, PHYSIOLOGY

  10. Chemical Agents: Peptide Hormones, Reproductive Steroids

  11. Performing Institution: University of California Riverside

  12. Contact: Michael E Adams, 900 University Avenue, Riverside, CA 92521-0101 714 787-1012, adams@mail.ucr.edu


 

 
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