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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.
- development of vaccine against influenza virus A and B
- Francis Gilman Blake
- American
Thomas Francis, Jr. (born July 15, 1900, Gas City, Ind., U.S.—died Oct. 1, 1969, Ann Arbor, Mich.) was an American microbiologist and epidemiologist who isolated the viruses responsible for influenza A (1934) and influenza B (1940) and developed a polyvalent vaccine effective against both strains.
- The Editors of Encyclopaedia Britannica
10 de ago. de 2021 · El médico, virólogo y epidemiólogo estadounidense Thomas Francis Jr. fue el creador de la primera vacuna contra la gripe, en colaboración con el investigador médico norteamericano Jonas Salk...
13 de mar. de 2023 · When Dr Thomas Francis Jr said those famous words in 1955 – “the vaccine is safe, effective and potent” – polio still killed and paralysed millions of people around the world, including in the US.
It was April 12, 1955, and Dr. Thomas Francis Jr., director of the Poliomyelitis Vaccine Evaluation Center at the University of Michigan School of Public Health, was announcing to the world that the vaccine, developed by his former student Jonas Salk, was protective of paralytic polio.
Thomas Francis, Jr. (1900–1969), was the thirty-third president of the American Association of Immunologists, serving from 1949 to 1950. He was the Henry Sewall University Professor and chairman of the Department of Epidemiology of the University of Michigan School of Public Health from 1941 to 1969. Francis gained renown for his studies on ...
13 de may. de 2024 · An American physician, virologist, and epidemiologist, he was the first person to isolate the influenza B virus and helped to develop vaccines against influenza virus A and B in the early 1940s. His contributions are recognised as a foundation for “future work aimed at the eventual conquest of the wholesale destroyer—influenza”.
