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
Alvah Sabin Alvah Sabin Alvah Sabin (October 23, 1793 – January 22, 1885) was an American politician and clergyman. He served as a United States Representative from Vermont. Sabin was born in Georgia, Vermont to Benjamin Sabin and Polly McMaster Sabin, and was educated in the common schools. He was also a member of the Vermont militia and served during the War of 1812. Sabin also attended the University of Vermont in Burlington, which awarded him the honorary degree of master of arts in 1826. After the war, Sabin studied theology in Philadelphia and graduated from Columbian College (now George Washington University),