[ pahy-ruh-neen ]
/ ˈpaɪ rəˌnin /
a xanthine dye used for detecting the presence of RNA.
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
[ pī′rə-nēn′ ]
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.