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trypan blue

noun
  1. a dye obtained from tolidine that is absorbed by the macrophages of the reticuloendothelial system and is therefore used for staining cells in biological research

Word Origin for trypan blue

so called because it is trypano-cidal : see trypanosome, -cide
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
trypan blue in Medicine

trypan blue

[trī′pən, trĭp′ən]
n.
  1. An acid dye used for staining of the reticuloendothelial system, the kidney tubules, and cells in tissue culture.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.