pyronine

[ pahy-ruh-neen ]
/ ˈpaɪ rəˌnin /

noun Histology.

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

Words nearby pyronine

pyrometric bead, pyrometric cone, pyromorphite, pyromucic aldehyde, pyrone, pyronine, pyrope, pyrophobia, pyrophoric, pyrophosphatase, pyrophosphate

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.