Biography of "Albert Imre Szent-Gyorgyi (1893-1986), a Hungarian-born biochemist, [who] was the first to isolate vitamin C, and ... [whose] research on biological oxidation provided the basis for Krebs' citric acid cycle. ... His later career was devoted to research in 'submolecular' biology. ... He was especially interested in cancer, and was one of the first to explore the connections between free radicals and cancer." Includes documents and photos. From the National Library of Medicine.