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Pronunciation: nu'ro-ker'a-tin


  1. The proteinaceous network that remains of the myelin sheath of axons after fixation and the removal of the fatty material; the reticular appearance is probably a fixation artifact.
  2. The insoluble protein matter of brain remaining after extraction with solvents after proteolytic digestion; it is unrelated to the keratins.

Synonym(s): neurochitin

[neuro- + G. keras, horn]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.