A specific colour reaction for ergosterol

Viii. a Specific Colour Reaction for Ergosterol

THE unique function of ergosterol as the parent substance of vitamin D made it desirable to find a colour reaction for it, by means of which it could be detected in the presence of other sterols. In searching for such a reaction, the property of formaldehyde of shifting the colour from the red into the blue part of the spectrum in the usual colour reactions of sterols [Whitby, 1923; Rosenheim, ...

Simple colour reaction for alkaptonuria.

Application of specific primers and polymerase chain reaction for identification of ralstonia solanacearum biovar2

A Modified Orcinol Reaction for RNA Determination

A Specific Flocculation Reaction Occurring

The study of the antigenic properties of lipoidai substances extracted from antigenic material by alcohol, ether, or other fat solvents has included investigation of the significance of lipoidal constituents of the red blood cell in the formation of lysins and agglutinins, the action of alcoholic extracts of organs in the production of heterogenetic antibodies and their reaction with Forssman's...