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Updated: Oct 12, 2025
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Using Caenorhabditis elegans for Studying Trans- and Multi-Generational Effects of Toxicants
Published on: July 29, 2019
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Intra- and interspecific toxicity testing methods and data for nematodes exposed to metals
Scott Glaberman1, Andrew Heaton2, Scott Weir3
1Department of Environmental Science & Policy, George Mason University, Fairfax, VA 22030, USA.
Data in Brief
|November 24, 2021
Summary
This study details nematode toxicity from copper and zinc chloride exposure, providing a consolidated data resource for researchers. The findings offer critical insights into heavy metal impacts on these important model organisms.
Area of Science:
- Environmental Toxicology
- Nematology
- Ecotoxicology
Background:
- Nematodes are crucial model organisms in toxicology research.
- Heavy metals like copper and zinc pose environmental risks.
- Previous studies by Heaton et al. (2020, 2022) generated valuable toxicity data.
Purpose of the Study:
- To consolidate previously published nematode toxicity data into a single, accessible source.
- To provide a comprehensive catalog of raw and analyzed toxicity data for copper and zinc chloride.
- To facilitate future research on heavy metal ecotoxicology using nematodes.
Main Methods:
- Median lethal concentration (LC50) 24-hour toxicity tests were conducted.
- Five nematode species (including *Caenorhabditis elegans*) were exposed to copper and zinc chloride.
- Seven *C. elegans* strains were tested with copper chloride.
- Chemical concentrations were validated using U.S. EPA method 6010 and ICP-AES.
Main Results:
- Lethality data for multiple nematode species and strains exposed to copper and zinc chloride were generated.
- Validated chemical concentrations ensured data accuracy.
- This work combines datasets from prior publications for enhanced utility.
Conclusions:
- The consolidated dataset serves as a vital resource for the scientific community.
- This compilation aids in understanding nematode sensitivity to heavy metal toxicity.
- The findings support further research into environmental pollutant effects on soil invertebrates.
