Annual Meeting of Society of Nutrition and Digestion.
—The fourth annual meeting of the Spanish Society of Nutrition and Pathology of Digestion was held Dec., 1950, in Madrid, at the headquarters of the Spanish Medical Association (Colegio Oficial de Médicos). Dr. H. G. Mogena presided. The first official topic was diabetes. Drs. J. C. Oya and J. L. Rodríguez-Miñón discussed methods of obtaining experimental diabetes, especially alloxan diabetes. The speakers, in collaboration with Drs. C. Jiménez-Diaz and F. Grande Covián, demonstrated that, even when high doses of alloxan are injected into dogs (100 mg. per kilogram of body weight), it is possible to prevent the onset of diabetes by previously clamping the vascular pedicles of both kidneys. The injection of nondiabetogenic doses of alloxan (30 mg. per kilogram of body weight) to dogs with kidney damage induced by uranium is followed by diabetes. On the other hand, injection of alloxan