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
Tukiki and His Search for a Merry Christmas given gifts which he eventually takes back to give to his selfish arctic friends. The thoughtful giving of gifts brings about a change in Tukiki's homeland and suddenly harmony reigns where once was none, and through Tukiki's act of love, the true meaning of Christmas is discovered. 1980 Genie Awards: "Tukiki and His Search for a Merry Christmas" was released on VHS by Embassy Home Entertainment in 1986 which has long been out of print. On August 12, 2008, it was released as a manufacture-on-demand DVD-R as part of the "Holiday Classics" series by Phoenix Learning Group, Inc. Tukiki and