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staining reaction

См. также в других словарях:

  • Staining — is an auxiliary technique used in microscopy to enhance contrast in the microscopic image.In biochemistry it involves adding a class specific (DNA, proteins, lipids, carbohydrates) dye to a substrate to qualify or quantify the presence of a… …   Wikipedia

  • reaction — 1. The response of a muscle or other living tissue or organism to a stimulus. 2. The color change effected in litmus and certain other organic pigments by contact with substances such as acids or alkalies; also the property that such substances… …   Medical dictionary

  • periodic acid-Schiff reaction — A method for staining carbohydrates: adjacent hydroxyl groups are oxidized to form aldehydes by periodic acid (HIO4 ) and these aldehyde groups react with Schiff s reagent (basic fuchsin decolorised by sulphurous acid) to give a purple colour.… …   Dictionary of molecular biology

  • Feul|gen reaction — «FOYL guhn», a method of staining for microscopic examination, which colors a nucleic acid purple and leaves the remainder of a cell colorless, used in the study of the nuclei of cells, especially to determine the presence and location of… …   Useful english dictionary

  • Feulgen reaction — Specific staining procedure for DNA: mild acid hydrolysis makes the aldehyde group of deoxyribose available to react with Schiff s reagent to give a purple colour …   Dictionary of molecular biology

  • Henle reaction — a staining dark brown of the cells of the adrenal medulla on treatment with chromium salts …   Medical dictionary

  • Psilocybe — Taxobox name = Psilocybe image width = 199px image caption = Psilocybe azurescens regnum = Fungi divisio = Basidiomycota subdivisio = Agaricomycotina classis = Agaricomycetes ordo = Agaricales familia = Strophariaceae (and Hymenogastraceae) genus …   Wikipedia

  • Waxy corn — (maize) was found in China in 1909. As this plant showed many peculiar traits, the American breeders long used it as a genetic marker to tag the existence of hidden genes in other maize breeding programs. In 1922 a researcher found that the… …   Wikipedia

  • Galerina — marginata Conservation status See text …   Wikipedia

  • Psilocybe guilartensis — Taxobox name = Psilocybe guilartensis image width = 250px regnum = Fungi divisio = Basidiomycota classis = Agaricomycetes ordo = Agaricales familia = Strophariaceae genus = Psilocybe species = P. guilartensis binomial = Psilocybe guilartensis… …   Wikipedia

  • Isozyme — Isozymes (also known as isoenzymes) are enzymes that differ in amino acid sequence but catalyze the same chemical reaction. These enzymes usually display different kinetic parameters (i.e. different K M values), or different regulatory properties …   Wikipedia

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