Max Theiler working on yellow fever. In 1926, they disproved Hideyo Noguchi's hypothesis that yellow fever was caused by the bacterium "Leptospira icteroides." In 1928, the year after the disease was identified conclusively as a virus, they showed that the African and South American viruses are immunologically identical. (This followed Adrian Stokes' inducing yellow fever in rhesus macaques from India). In the course of this research, Theiler contracted yellow fever, but survived and developed immunity. In 1930, Theiler moved to the Rockefeller Foundation in New York, where he later became director of the Virus Laboratory. He was professor of epidemiology and public
Nobel Peace Prize the final decision has not been made until the last meeting before the official announcement at the beginning of October. The Chairman of the Norwegian Nobel Committee presents the Nobel Peace Prize in the presence of the King of Norway on 10 December each year (the anniversary of Nobel's death). The Peace Prize is the only Nobel Prize not presented in Stockholm. The Nobel laureate receives a diploma, a medal, and a document confirming the prize amount. , the prize was worth 10 million SEK (about US$1.5 million). Since 1990, the Nobel Peace Prize Ceremony is held at Oslo City