New polio cases dropped to under 6,000 in 1957, the first year after the vaccine was widely available. In 1962, an oral vaccine developed by Polish-American researcher Albert Sabin became available, greatly facilitating distribution of the polio vaccine. read more
The first polio vaccine was the inactivated polio vaccine. It was developed by Jonas Salk and came into use in 1955. The oral polio vaccine was developed by Albert Sabin and came into commercial use in 1961. read more
Polio vaccine developed Although it had long been suspected that polio was an infectious disease, definitive proof only came in 1908, when Dr Karl Landsteiner and Dr Erwin Popper ANCHOR managed to induce polio in monkeys by injecting them with extracts of the spinal cord of a boy who had died from polio. read more