FRIEDEMANN, ULRICH (1877–1949), German bacteriologist who made a significant contribution to the study of scarlet fever. Friedemann, who was born in Berlin, worked for two years as assistant to Paul Ehrlich, and then became professor of hygiene at Berlin University and head of the department of bacteriology at the Moabit city hospital in Berlin. He was also a member of the Robert Koch Institute. Friedemann left Germany soon after Hitler came to power in 1933 and, after three years as research worker at the National Institute for Medical Research in London, went to the United States. There he became chief of the division of bacteriology at the Jewish Hospital of Brooklyn, n.y. In addition to his studies on scarlet fever, its causes and its effects, Friedemann did research on tetanus, virus diseases, latent infections and their significance to epidemiology, and the theory of anaphylactic shock.
S.R. Kagan, Jewish Medicine (1952), 259; Journal of the American Medical Association, 142 (Jan. 1950), 43.
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