Max Theiler health at the Yale School of Medicine and the School of Public Health from 1964 to 1967. After passing the yellow fever virus through laboratory mice, Theiler found that the weakened virus conferred immunity on rhesus macaques. The stage was set for Theiler to develop a vaccine against the disease. Theiler first devised a test for the efficacy of experimental vaccines. In his test, sera from vaccinated human subjects were injected into mice to see if they protected the mice against yellow fever virus. This "mouse protection test" was used with variations as a measure of immunity until after World
Franklin A. Neva Franklin A. Neva Franklin Allen Neva (June 8, 1922, Cloquet, Minnesota – October 16, 2011, Billings, Montana) was a virologist and physician who discovered Boston exanthem disease, helped isolate rubella virus, and worked with Jonas Salk on the development of the polio vaccine. He was the first member of the American Society of Tropical Medicine and Hygiene to receive the Ben Kean Medal, in 1995, and also won the Donald Mackay Medal. Neva received his MD from University of Minnesota Medical School in 1946, as part of a Navy training program. He completed his medical residency at Boston City Hospital,