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Glial cells in neurotoxicity development.

M Aschner1, J W Allen, H K Kimelberg

  • 1Department of Physiology and Pharmacology, Wake Forest University School of Medicine, Winston-Salem, North Carolina 27157, USA. maschner@bgsm.edu

Annual Review of Pharmacology and Toxicology
|May 20, 1999
PubMed
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Neuroglial cells, including astrocytes and microglia, are vital for neuron health. Dysfunctional glia can lead to nervous system damage, highlighting their role in neurotoxicity.

Area of Science:

  • Neuroscience
  • Cell Biology
  • Toxicology

Background:

  • Neuroglial cells (glia) in the central and peripheral nervous systems, such as astrocytes, oligodendrocytes, microglia, and Schwann cells, are essential for neuronal function.
  • A critical reciprocal relationship exists between neurons and glia, vital for their development and function.

Purpose of the Study:

  • To review the sites where neurotoxicants act on neuroglial cells.
  • To discuss mechanisms of glial-mediated nervous system damage.
  • To examine the role of glia in the development of neurotoxicity.

Main Methods:

  • Literature review of neurotoxicity studies.
  • Analysis of glial cell interactions with neurotoxicants.
  • Examination of mechanisms underlying glial-induced neurodegeneration.

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Main Results:

  • Neurotoxicants can target specific glial cells, leading to dysfunction.
  • Glial cells can metabolize chemicals into toxic intermediates.
  • Glial activation contributes to both central and peripheral nervous system damage.

Conclusions:

  • Glial cells are key players in neurotoxicity.
  • Understanding glial responses to toxicants is crucial for neuroprotection strategies.
  • Further research into glial cell-specific targets may reveal new therapeutic avenues.