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Encyclopedia > Rudolph Schoenheimer

Rudolph Schoenheimer (May 10, 1898, - September 11, 1941) was a German/ US biochemist who developed the technique of isotope tagging of biomolecules, enabling detailed study of metabolism. May 10 is the 130th day of the year in the Gregorian Calendar (131st in leap years). ... 1898 was a common year starting on Saturday (see link for calendar). ... September 11 is the 254th day of the year in the Gregorian calendar (255th in leap years). ... For the movie, see 1941 (film) 1941 (MCMXLI) was a common year starting on Wednesday (link will take you to calendar). ... Wikiquote has a collection of quotations by or about: United States Wikinews has news related to this article: United States United States government CIA World Factbook Entry for United States House. ... Biochemistry is the chemistry of life. ... Isotopes are forms of an element whose nuclei have the same atomic number–-the number of protons in the nucleus--but different atomic masses because they contain different numbers of neutrons. ... A representation of the 3D structure of myoglobin, showing coloured alpha helices. ... Santorio Santorio (1561-1636) in his steelyard balance, from Ars de statica medecina, first published 1614 Metabolism (from μεταβολισμος (metabolismos), the Greek word for change, or overthrow (Etymonline)), is the biochemical modification of chemical compounds in living organisms and cells. ...


Born in Berlin, after graduating in medicine from the Friedrich Wilhelm University there, he learned further organic chemistry at the University of Leipzig and then studied biochemistry at the University of Freiburg. To meet Wikipedias quality standards, this article or section may require cleanup. ... Medicine on the Web NLM (National Library of Medicine, contains resources for patients and healthcare professionals) Virtual Hospital (digital health sciences library by the University of Iowa) Online Medical Information- medical news, links and resources Collection of links to free medical resources Category: ... Humboldt-Universität zu Berlin The Humboldt University of Berlin (German Humboldt-Universität zu Berlin) is Berlins oldest university, founded in 1810 as the University of Berlin (Universität zu Berlin) by the liberal Prussian educational reformer and linguist Wilhelm von Humboldt whose university model has strongly influenced... Organic chemistry is the scientific study of the structure, properties, composition, reactions, and synthesis of organic compounds that by definition contain carbon. ... The University of Leipzig (Universität Leipzig), located in Leipzig in the Free State and former Kingdom of Saxony, is one of the oldest universities in Europe. ... Albert Ludwigs University of Freiburg was founded 1457 in Freiburg by the Habsburgs. ...


In 1933, he moved to Columbia University to join the department of Biological Chemistry and worked with David Rittenberg, from the radiochemistry laboratory of Harold C. Urey, later together with Konrad Bloch, using stable isotopes to tag foodstuffs and trace their metabolism within living things. 1933 (MCMXXXIII) was a common year starting on Sunday (link will take you to calendar). ... Columbia University is a private university in the Morningside Heights neighborhood of Manhattan, New York City. ... David Rittenberg (November 11, 1906 — January 24, 1970) was a US biochemist who pioneered the radioactive tagging of molecules enabling detailed studies of metabolism. ... Harold Urey, circa 1963. ... Konrad Emil Bloch (January 21, 1912 - October 15, 2000) was a German-American biochemist. ... Isotopes are forms of an element whose nuclei have the same atomic number–-the number of protons in the nucleus--but different atomic masses because they contain different numbers of neutrons. ...


He further established that cholesterol is a risk factor in atherosclerosis. Cholesterol chemical structure Cholesterol is a steroid, a lipid, and an alcohol, found in the cell membranes of all body tissues, and transported in the blood plasma of all animals. ...


His death was due to suicide by cyanide. Suicide (from Latin sui caedere, to kill oneself) is the act of willfully ending ones own life; it is sometimes a noun for one who has committed or attempted the act. ...


  Results from FactBites:
 
Nat' Academies Press, Biographical Memoirs V.80 (2001) (4659 words)
A second circumstance was that Schoenheimer, forced from his position as head of the Institute of Pathology at the University of Freiburg by the policies of the Third Reich, had accepted a position in Clarke’s department in 1933.
While Schoenheimer could formulate problems in metabolism, Rittenberg was perhaps the only individual at that time with the necessary background and training to tackle the difficult experimental details required for biochemical work with 2H.
With considerable foresight Rittenberg and Schoenheimer stated that cholesterol “is formed by the coupling of smaller molecules, possibly those which have been postulated to be intermediates in the fat and carbohydrate metabolism.” In another laboratory, yeast grown in the presence of [2-2H] acetate contained a high 2H level in unidentified sterols.
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