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Doses of oral polio vaccine are added to sugar cubes for use in a 1967 vaccination campaign in Bonn, West Germany. During the race to develop an oral polio vaccine, several large-scale human trials were undertaken. By 1958, the National Institutes of Health had determined that OPV produced using the Sabin strains was the safest. [43]
The polio vaccines prevented 29 million cases of paralytic polio between 1960 and 2021, compared with a counterfactual world with no vaccines, according to researchers’ estimates.
The Oral polio vaccine AIDS hypothesis (OPV AIDS) is a now-discredited hypothesis which argued the AIDS pandemic originated from live polio vaccines prepared in chimpanzee tissue cultures, accidentally contaminated with simian immunodeficiency virus and then administered to up to one million Africans between 1957 and 1960 in experimental mass vaccination campaigns.
Salk's lab went on to reproduce the results, and in 1955, Thomas Francis announced to scientists and reporters at the University of Michigan that the lab had developed a safe and effective polio vaccine. [10] At that announcement, which Elsie Ward attended, Salk thanked some individuals but none of his team members at the Virus Research Laboratory.
The polio vaccine has all but obliterated the illness that once killed thousands and paralyzed 15,000 people nationwide every year. ... are shown using canes in ancient Egyptian images. British ...
Zé Gotinha, wearing a mask, featured at the Launch of the National Vaccination Operationalization Plan against COVID-19 in 2020. Zé Gotinha (Droplet Joe; Zé is the nickname of José) is a Brazilian mascot created to promote vaccination campaigns against the polio virus with the goal of making the event more attractive to children.
Dorothy Millicent Horstmann (July 2, 1911 – January 11, 2001) was an American epidemiologist, virologist, and pediatrician whose research on the spread of poliovirus in the human bloodstream helped set the stage for the development of the polio vaccine.
Thomas Francis Jr. (July 15, 1900 – October 1, 1969) was an American physician, virologist, and epidemiologist who guided the discovery and development of the polio vaccine being worked on by his student Jonas Salk.
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