Word: vitamins
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...sunburnometer," a recording device to measure the intensity of the ultraviolet component of the sun's light which causes sunburn. The sunburn-causing wave lengths can be considered as the "health band" in the solar spectrum, mainly because it contains the still narrower band which produces vitamin D in the skin. Developed by Professors Walter S. Huxford and Robert Cashman, the "sunburnometer" is noi sensitive to visible light or to the short radiation on the other side of the sunburn band. It may also be used to test the efficacy of ultraviolet lamps for indoor treatment...
Among the most prominent of the visiting professors are Sir Frederick G. Hopkins and Etienne Gilson. Sir Frederick is a British Nobel Prize winner, and a distinguished pioneer in vitamin research, who will be a lecturer at the Medial School. Professor Gilson who is probably the foremost Catholic Philosopher in the world today, and who is a great authority on Descartes, and the whole Cartesian school, will be William James Lecturer on Philosophy for the first half-year...
Last week the first synthetic production of theelin was announced in the American Chemical Society's Journal by Dr. Russell E. Marker and his associate, Thomas S. Oakwood, of Pennsylvania State College. From yeast Researchers Marker & Oakwood obtained ergosterol, an organic compound related to Vitamin D-producing cholesterol. From an ergosterol derivative, which they acetylated, oxidized with chromic acid, hydrolized and distilled, they built up the white crystals of theelin...
...earnest Brooklyn physicians who invited him to tell them about vitamins last week, Johns Hopkins' Nutritionist Elmer Verner McCollum was a demigod who enabled doctors and druggists to profit from the vitamin business. When he finished speaking they beamed less amiably at him. For Dr. McCollum debunked some of the claims made for some of the vitamins...
...Vitamin A, of which he was one of the discoverers, received his specific denunciation. It does help the body of children to grow. It does help prevent eye diseases. But, said Dr. McCollum, Vitamin A does not directly prevent colds as many manufacturers of candies and drugs claim. The only effect Vitamin A has on colds is to increase secretions from mucous membranes of nose and throat. Those secretions kill invading germs, may prevent a cold, if germs actually cause colds. His advice was not to drink cod-liver oil, in which Vitamin A is usually sold, as a cold...