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definitions

pyronine

[ pahy-ruh-neen ]
/ ˈpaɪ rəˌnin /

noun Histology.

a xanthine dye used for detecting the presence of RNA.

Nearby words

  1. pyrometric bead,
  2. pyrometric cone,
  3. pyromorphite,
  4. pyromucic aldehyde,
  5. pyrone,
  6. pyrope,
  7. pyrophobia,
  8. pyrophoric,
  9. pyrophosphatase,
  10. pyrophosphate

Origin of pyronine

First recorded in 1890–95, pyronine is from the German word Pyronin, originally a trademark
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for pyronine

pyronine

[ pī′rə-nēn′ ]

n.

Any of several xanthene dyes that are ferric chloride complexes and are used in combination with methyl green to stain for RNA, DNA, and bacteria, and as a tracking dye for RNA in electrophoresis.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.