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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 |