A colour reaction for aconite

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.

Aconite poisoning in camouflage.

The Toxicology Reference Laboratory has confirmed 10 cases of aconite poisoning from March 2004 to May 2006. In four of these 10 cases, the aconite herb was not listed in the written prescription. We report these four cases to highlight the problem of 'hidden' aconite poisoning.

Case of Poisoning by Aconite

PurssEE, a Mahomedan boatman, aged 35, was admitted into the Medical College Hospital on tlie 29th of November, 1866, at 2-45 p.m. Ho had taken with his pawn, about half an hour before, a small portion of aconite root, mistaking it for " coord," a dried root used by the natives to relieve muscular pain. Immediately after chewing it, he felt a sweetish taste, which was soon followed by tingling ...

A Modified Orcinol Reaction for RNA Determination