Szent-Györgyi, << sehnt JAWRJ ee, >> Albert (1893-1986), a Hungarian-born American biochemist, discovered actin, a muscle protein. Through his research, he explained the catalytic action in cellular oxidation (combustion), the role of vitamins in metabolism, and the chemistry and structure of muscle tissue. He received the 1937 Nobel Prize in physiology or medicine for his discoveries in connection with oxidation in tissues, Vitamin C, and fumaric acid, a substance in the cells. He was born on Sept. 16, 1893, in Budapest as Albert Szent-Györgyi von Nagyrapolt. He died on Oct. 22, 1986.