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Related Experiment Videos

A simple planimetric method to quantify cytotoxicity in cell culture monolayers.

G P Richards1, J A Bemiss, J D Sample

  • 1National Marine Fisheries Service, Southeast Fisheries Center, Charleston Laboratory, South Carolina 29412.

Journal of Virological Methods
|May 1, 1988
PubMed
Summary

Planimetry offers a quick and reliable method for measuring cell damage. This study demonstrates its effectiveness in quantifying cytotoxicity from blue mussel extracts on kidney cells.

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Area of Science:

  • Cell Biology
  • Toxicology
  • Biotechnology

Background:

  • Cytotoxicity assessment is crucial for understanding cellular responses to various agents.
  • Traditional methods for quantifying cell death can be time-consuming and subjective.
  • Developing rapid and reproducible assays is essential for toxicological research.

Purpose of the Study:

  • To evaluate planimetry as a method for quantifying gross cytotoxicity in cell culture.
  • To assess the cytotoxic effects of a blue mussel (Mytilus edulis) extract on Buffalo green monkey kidney cells.
  • To establish the utility of planimetry in biological and chemical toxicity testing.

Main Methods:

  • Cell culture monolayers were exposed to blue mussel extract for varying durations (1, 2, and >= 4 hours).

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  • Agar plaque assays were employed to visualize and quantify areas of cytotoxicity.
  • Planigraphy was used to create permanent records of cytotoxic areas, which were then measured using a planimeter.

    • Main Results:

    • Planimetry proved to be a rapid, simple, and reproducible technique for quantifying cytotoxicity.
    • Exposure to mussel extract resulted in significant cell monolayer destruction: 34% at 1 hour, 87% at 2 hours, and 100% at >= 4 hours within 72 hours.
    • Planigraphs provided easily measurable records of toxicity, usable by both experienced and non-experienced scientists.

    Conclusions:

    • Planimetry is a valuable tool for quantifying cytotoxicity in cell culture monolayers.
    • The method demonstrates potential for assessing biological and chemical toxicity.
    • Planimetric procedures may also be applicable for measuring physiological stress in cell cultures.