Erscheinungsdatum: 1937
Anbieter: Antiq. F.-D. Söhn - Medicusbooks.Com, Marburg, Deutschland
Skand. Arch. Physiol., 77/1-4. - Berlin & Leipzig, Walter de Gruyter, 1937, 8°, 178 pp., 19 Fig., orig. broschiertes, unafigeschnittenes, verlagsfrisches, Exemplar. First Print! Georg von Hevesy (1885-1966), Hungarian physicist and chemist. He received the 1943 Nobel Prize in Chemistry for his work on the use of isotopes as tracers in studying chemical processes. Hevesy was the first to apply the radioactive tracer technique to biology, and he later used it in medical research. He also discovered X-ray fluorescence analysis. He was codiscoverer of hafnium, element 72 in the periodic table. Hevesy became an associate of the Institute of Theoretical Physics, Copenhagen, in 1920 and also of the Institute for Research in Organic Chemistry, Stockholm, in 1943. "It is generally assumed that no regeneration of the brain tissue of'adult animals takes place. To test the validity of this assumption we investigated whether any formation of phosphatides takes place in the brain tissue of adult animals. This problem-cannot be attacked by ordinary chemical methods because these do not permit the making of a distinction between phosphatide molecules formed at different dates; this is, however, possible if we introduce a labelled phosphate into the animal body (Chievitz and Hevesy, 1935, 1937), labelled sodium phosphate for example, and investigate whether the formation of labelled phosphatides can be established in the brain of the animal. We carried out experiments on rats, mice, and rabbits." Hahn & Hevesy.