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Unna stain

Pronunciation: un'ah


  1. an alkaline methylene blue stain for plasma cells;
  2. a polychrome methylene blue stain with which mast cells are stained red (metachromatic).

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

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