Gaois

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  1. INDUSTRY|chemistry|chemical compound

    #647075

    IATE #3533718
    fórmasán Reference Faomhadh an téarma seo mar chuid de Thionscadal Lex
    ga
    ruaim fórmasáin Reference Faomhadh an téarma seo mar chuid de Thionscadal Lex
    ga
    salann fórmasáin Reference Faomhadh an téarma seo mar chuid de Thionscadal Lex
    ga
    formazan | formazan dye | dyes blue | formazan salt | blue
    en
    Definition water-insoluble coloured compound of the general structure, RNH—N=CR′—N=NR″, formed by reduction of a tetrazolium salt in the histochemical demonstration of oxidative enzymes Reference "Drugs.com http://www.drugs.com/dict/formazan.html [27.4.2011]"
    Comment Employing this reaction, oxidoreductase activity can be determined quantitatively in tissue sections by allowing the enzymes to act on their specific substrates in the presence of tetrazolium salts.They have a variety of colors from dark blue to deep red to orange, depending on the original tetrazolium salt used as the substrate for the reaction.