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Reagent uses
| Question | Answer |
|---|---|
| Weigert | stains nuclei |
| mucicarmine | epithelial mucins |
| metanil yellow | conunterstain |
| Periodic Acid | oxidizer |
| Hematoxylin | stains nuclei counter stain - Alcian Blue PAS |
| Phosphate buffer pH 6.0 | dissolve diastase |
| diastase | digests glycogen |
| schiffs | stains glycogen - neutral mucins |
| Acetic Acid | Sensitizer |
| Acican Blue | acid mucins |
| NFR | counterstain |
| 80% Alcohol NaCL | Cleaner backgroun |
| Congo Red | amyloid |
| Crystal Violet | amyloid stains gram positive organisms - Gram |
| aqueous mounting media | hold stain used to cover slip - Oil Red O |
| Lugol iodine | mordant/oxidizer |
| 10% Ferric Chloride | mordant/oxidizer |
| 5% alcoholic hematoxylin | stains elastic fibers |
| 2% Ferric Chloride | differentiator |
| Sodium Thiosulfate | removes excess stain - EVG removes unreduced/unreacted silver - Retic & GMS & Bielschowsky oxidizer - PTAH |
| Van Gieson | counterstain |
| Bouins | mordant |
| Beibrich Scarlet Acid Fuchsin | muscle & cytoplasm |
| Phosphomolybidic/Phosphotungstic Acid | differentiator/decolorizer |
| analine blue | stains collagen |
| acetic acid solution | differentiator |
| Potassium permanganate | oxidizer |
| Potassium metabisulfite | removes excess Potassium permanganate |
| Ferric Ammonium Sulfate | sensitizer |
| ammonical silver solution | stains retic fibers |
| formaldehyde 37-40% | reduces silver |
| gold chloride | toner |
| Zenker | primary Fix |
| Gram Iodine | removes mercuric pigment Mordant - Gram |
| oxalic Acid | Bleach |
| PTAH Solution | muscle & skeletal fibers |
| Safranin O | Gram neg. organisms |
| Tartazine | counterstain |
| Cellosolve or Gallego | Differentiator/Decolorizer |
| Carbol Fuchsin | (basic fuschin, phenol crystals, alcohol) stains AFB bacteria |
| Acid Alcohol | differentiator |
| Methylene Blue | counterstain |
| Light Green | Counterstain |
| 4-5% Chromic Acid | oxidizer |
| silver nitrate - methenamine silver - Na Borate Solution | stains fungus |
| Uranyl Nitrate | Sensitizer |
| Silver Nitrate | stains organism - Steiner stains nerve fibers & senile plaques - Bielschowsky |
| Gum mastic | Protects organism (resin) |
| Developer (reducing) solution | Gum mastic + absolute alcohol + hydroquinone (filter)+ silver solution |
| Propylene Glycol or isopropanol | solvent to dissolve dye |
| Oil Red O | stains neutral fats |
| Luxol Fast Blue | stains myelin (24 hours) |
| Lithium Carbonate | differentiator |
| 70% alcohol | differentiator |
| Formaldehyde | part of developer |