| Loeffler's stain | <technique> A stain for flagella; the specimen is treated with a mixture of ferrous sulfate, tannic acid, and alcoholic fuchsin, then stained with aniline-water fuchsin or gentian violet made alkaline with sodium hydroxide solution. (05 Mar 2000) |
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| Luna-Ishak stain | <technique> A staining method using celestine blue and acid fuchsin in which bile canaliculi stain pink to red. (05 Mar 2000) |