A purple nuclear stain used in histology; a mixture of an aqueous solution of ammonium alum and an alcoholic solution of hematoxylin which is ripened or oxidized to hematein.

Medical dictionary. 2011.

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  • alum hematoxylin — noun : a staining fluid composed of hematoxylin, alum, alcohol, and water …   Useful english dictionary

  • alum hematoxylin — hemalum …   Medical dictionary

  • hematoxylin — A crystalline compound, containing the coloring matter of Haematoxylon campechianum (logwood), from which it is obtained by extraction with ether. It is used as a dye in histology, especially for cell nuclei and chromosomes, muscle cross… …   Medical dictionary

  • Delafield hematoxylin stain — a preparation of hematoxylin, alcohol, ammonia alum, water, glycerin, and methanol, used as a nuclear stain …   Medical dictionary

  • stain — 1. To discolor. 2. To color; to dye. 3. A discoloration. 4. A dye used in histologic and bacteriologic technique. 5. A procedure in which a dye or combination of dyes and reagents is used to color the constituents of cells and tissues. For… …   Medical dictionary

  • hemalum — A solution of hematoxylin and alum used as a nuclear stain in histology, especially with eosin as a counterstain. * * * hem·al·um (heґmə ləm) a mixture of hematoxylin and alum introduced by Mayer, widely used as a nuclear stain,… …   Medical dictionary

  • Van Gieson's stain — is a mixture of Picric Acid and Acid Fuchsin. It is the simplest method of differential staining of Collagen and other Connective Tissue.Formula *100 mL of Saturated Aqueous solution of Picric Acid added to 5 mL of 1% Aqueous solution of Acid… …   Wikipedia

  • Astrocyte — For the cell in the gastrointestinal tract, see Interstitial cell of Cajal. Neuron: Astrocyte Astrocytes can be visualized in culture because they express glial fibrillary acidic protein …   Wikipedia

  • Gomori — George, Hungarian histochemist in the U.S., 1904–1957. See Grocott G. methenamine silver stain, G. nonspecific alkaline phosphatase stain, G. one step trichrome stain, G. silver impregnation stain, G. chrome alum hematoxylin phloxine stain. See… …   Medical dictionary

  • Haematoxylin — IUPAC name 7,11b dihydroindeno[2,1 c]chromene 3,4,6a,9,10(6H) pentol …   Wikipedia

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