Born Jan. 11, 1924, in Dijon. French physiologist.
Guillemin graduated from the University of Dijon in 1941 and received his M.D. degree from the Faculty of Medicine in Lyon in 1949. From 1949 to 1951 he worked in a hospital in Dijon, and from 1951 to 1953 was assistant professor at the Institute of Experimental Medicine and Surgery of the University of Montreal. Guillemin moved to the United States in 1953. From 1960 to 1963 he was assistant to the director of the endocrinology department at the College de France in Paris. He became professor of physiology at the medical school of Baylor University in Houston, Texas, in 1953 and assistant professor of medicine at the University of California at San Diego in 1970.
Guillemin’s main works deal with the isolation and explanation of the chemical structure and biological activity of hypothalamic hormones, such as the thyrotropin-releasing factor and somatotropic hormones. He shared the Nobel Prize in 1977 with A. V. Schally and R. S. Yalow.