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pyronine

[ pahy-ruh-neen ]
/ ˈpaɪ rəˌnin /

noun Histology.

a xanthine dye used for detecting the presence of RNA.

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Origin of pyronine

First recorded in 1890–95, pyronine is from the German word Pyronin, originally a trademark

Words nearby pyronine

pyrometric bead, pyrometric cone, pyromorphite, pyromucic aldehyde, pyrone, pyronine, pyrope, pyrophobia, pyrophoric, pyrophosphatase, pyrophosphate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Medical 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.