Definition of "safranin" []

• A biological stain used in histology and cytology. (noun)

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• "To visualize xylem strands, tissues were stained for 5 min with safranin-O (1% w/v in 95% ethanol) and dipped momentarily into 95% ethanol to wash out excess stain, before mounting in 25% (w/v) chloral hydrate."
• "Stained tissue culture cells and thin sections were labeled with either fluorescent dyes or common histology stains such as eosin, fast green, and safranin."