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Related Experiment Video

Updated: May 30, 2026

Human Pluripotent Stem Cell Based Developmental Toxicity Assays for Chemical Safety Screening and Systems Biology Data Generation
17:28

Human Pluripotent Stem Cell Based Developmental Toxicity Assays for Chemical Safety Screening and Systems Biology Data Generation

Published on: June 17, 2015

Neural stem cells for developmental neurotoxicity studies.

Roshan Tofighi1, Michaela Moors, Raj Bose

  • 1Department of Neuroscience, Karolinska Institutet, Stockholm, Sweden. Roshan.Tofighi@ki.se

Methods in Molecular Biology (Clifton, N.J.)
|August 5, 2011
PubMed
Summary

Developing nervous systems are vulnerable to toxicants, causing lasting impairments. This study details protocols for using neural stem cells (NSCs) in vitro to test for developmental neurotoxicity (DNT) and improve chemical safety assessments.

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Area of Science:

  • Neuroscience
  • Toxicology
  • Cell Biology

Background:

  • The developing nervous system is highly susceptible to environmental toxicants, leading to potential long-term neurological deficits.
  • Current methods for assessing developmental neurotoxicity (DNT) are limited, necessitating the development of faster, reliable, and animal-welfare-conscious alternatives.
  • Neural stem/progenitor cells are emerging as promising in vitro models for DNT testing.

Purpose of the Study:

  • To establish and validate in vitro protocols using neural stem cells (NSCs) for developmental neurotoxicity (DNT) assessment.
  • To provide detailed methodologies for culturing various types of NSCs for neurotoxicity studies.
  • To facilitate the development of alternative testing strategies for identifying developmental neurotoxicants.

Main Methods:

  • Detailed protocols for culturing primary rat and human embryonic neural stem cells (NSCs).
  • Established methods for culturing adult rat and mouse NSCs.
  • Utilized the mouse NSC line C17.2 for in vitro neurotoxicity evaluations.

Main Results:

  • Successfully implemented and utilized diverse NSC cultures, including primary embryonic and adult cells, and a cell line, for neurotoxicity studies.
  • Developed and refined in vitro experimental models based on NSCs.
  • Demonstrated the feasibility of using these NSC models for DNT research.

Conclusions:

  • Neural stem cells (NSCs) provide a viable and adaptable platform for in vitro developmental neurotoxicity (DNT) testing.
  • The detailed protocols presented enable the use of various NSC models, advancing the development of alternative DNT assessment strategies.
  • These in vitro models offer a path towards more efficient and ethical identification of neurotoxic chemicals impacting development.