(also safranin /ˈsafrənɪn/)
Any of a large group of synthetic azo dyes, mainly red, used as biological stains.
- At low power magnification, entire radial stem sections were imaged and the area stained by the safranin determined relative to the total amount of xylem tissue.
- Ten sections were stained with safranin / fast green, toluidine blue or ferrous sulfate for each of the two stems and two ages.
- The dye washed out of the Gram negative bacteria with alcohol and a pick counter stain, safranin, is added to color them so they can be easily seen.
Mid 19th century (denoting the yellow colouring matter in saffron): from French.
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