Max Theiler America. Between 1940 and 1947, the Rockefeller Foundation produced more than 28 million doses of the vaccine and finally ended yellow fever as a major disease. For this work, Theiler received the 1951 Nobel Prize in Physiology or Medicine. Theiler also was awarded the Royal Society of Tropical Medicine and Hygiene's Chalmers Medal in 1939, Harvard University's Flattery Medal in 1945, and the American Public Health Association's Lasker Award in 1949. In 1937, Max Theiler discovered a filterable agent that was a known cause for paralysis in mice. He found the virus was not transmittable to rhesus macaques, and that
Arnold Theiler sickness with a combination of live virus and equine antiserum. This disease is now known to be caused by a pegivirus. Theiler was the first Director of the Onderstepoort Veterinary Research Institute, outside Pretoria. This institute under his leadership carried out research on African horse sickness, sleeping sickness, malaria, East Coast fever ("Theileria parva") and tick-borne diseases such as redwater, heartwater and biliary. The University of Pretoria Faculty of Veterinary Science was established there in 1920 which enabled veterinarians to train locally for the first time. Theiler became the first dean of this faculty. He married Emma Sophie Jegge (1861–1951)