Cold War tensions and the polio vaccine Cold War tensions and the polio vaccine Polio (Infantile paralysis or poliomyelitis) epidemics were a concern during the summer months for children globally, with records of polio from the Egyptians and Greeks to the 1950s epidemics. In the summer of 1921, this epidemic became notorious when Franklin Delano Roosevelt, the Democratic contender for the vice presidency, was struck down by polio at the age of 39. Two U.S. virologists, Jonas Salk of the University of Pittsburgh and Albert B. Sabin of the University of Cincinnati emerged as the most prominent among dozens of American researchers on the quest for a
David Bruce (microbiologist) tsetse fly vector, of African trypanosomiasis ("sleeping sickness"). He was Surgeon-General for the duration of the First World War from 1914–19 at the Royal Army Medical College, Millbank, London. "Brucella" is the genus and Brucellaceae is the family of the bacteria which was named after him, in recognition of his discoveries. "Brucella melitensis" is the cause of undulant fever in man and of abortion in goats. It is usually transmitted by goat's milk. "Trypanosoma brucei", the cause of sleeping sickness, is also named after him. Bruce was elected a Fellow of the Royal Society (FRS) in 1899. He served as