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
Gertrud Theiler Africa, was named after Dr. Theiler in honor of the many years she dedicated to the collection. The argasid tick "Argas theilerae" (Hoogstraal and Kaiser, 1970), "Theiler's African white-backed vulture argasid," and the ixodid tick "Rhipicephalus gertrudae" (Feldman-Muhsam, 1960) were named to honor Dr Theiler for her many contributions to tick research. Theiler was the youngest daughter of Sir Arnold Theiler , founder and first director of the Veterinary Institute, Onderstepoort, and his wife, Emma Sophie Jegge; in 1971, she authored a biography of her father. She was a sister of virologist Max Theiler, who was awarded the 1951 Nobel