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Experimental Protocol for Using Drosophila As an Invertebrate Model System for Toxicity Testing in the Laboratory
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Developmental toxicity assays using the Drosophila model.

Matthew D Rand1, Sara L Montgomery, Lisa Prince

  • 1Department of Environmental Medicine, University of Rochester School of Medicine and Dentistry, Rochester, New York.

Current Protocols in Toxicology
|May 3, 2014
PubMed
Summary
This summary is machine-generated.

Fruit flies (Drosophila melanogaster) offer powerful new assays for developmental toxicology. These methods utilize embryo and larval exposures to identify molecular mechanisms of toxicants and drugs.

Keywords:
D-limoneneDrosophila embryodevelopmental toxicityeggshellembryogenesismethylmercurypermeabilizationteratogenesisvitelline membrane

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Area of Science:

  • Toxicology
  • Developmental Biology
  • Genetics

Background:

  • Drosophila melanogaster is a well-established model organism in biology.
  • Its utility in toxicology is emerging for elucidating molecular mechanisms of toxic substances.

Purpose of the Study:

  • To describe two practical applications of Drosophila for developmental toxicity assays.
  • To highlight the power of Drosophila in identifying mechanisms of toxicant action.

Main Methods:

  • Assay 1: Utilizes new methods for small molecule, toxicant, and drug accessibility to the fly embryo.
  • Assay 2: Involves direct exposure of developing larvae with straightforward scoring of adult development outcomes.

Main Results:

  • These assays leverage readily available fly collections and transgenic capabilities.
  • They enable detailed characterization of molecular and cellular pathways affected by toxicants.

Conclusions:

  • Drosophila provides a powerful platform for developmental toxicity testing.
  • These assays facilitate the identification and mechanistic understanding of toxicant and drug effects.