Mikhail Chumakov Mikhail Chumakov Mikhail Petrovich Chumakov () (November 14, 1909 – June 11, 1993) was a Soviet microbiologist and virologist most famous for conducting pivotal large-scale clinical trials that led to licensing of the Oral Polio Vaccine (OPV) developed by Albert B. Sabin. Chumakov graduated in 1931 from Moscow State University Medical School that was later transformed into I.M. Sechenov Moscow Medical Academy. In 1937 Chumakov participated in a scientific expedition to Khabarovsk region of Soviet Far East that was led by Professor . Together with his colleagues he discovered the etiology of a new transmissible neurological disease called tick-borne encephalitis
Arthur Knowles Sabin childhood toys, and Mary Greg. He remained in this post until 1940. He died in 1959. Sabin was also responsible for several catalogues at the Victoria and Albert and Bethnal Green Museums. Arthur Knowles Sabin Arthur Knowles Sabin (1879-1959), was a writer, poet and printer, best known for his development of the Bethnal Green Museum, now the Museum of Childhood, in London. Arthur K Sabin was born in Rotherham in 1879, the son of a Sheffield steel worker. He was largely self-educated. He married Elizabeth Thompson in 1903. He moved to Cranleigh, in Surrey. Here he wrote several poems, and