Albert Sabin and prove its extraordinary effectiveness and safety. The Sabin vaccine worked in the intestines to block the poliovirus from entering the bloodstream. In the intestines, Sabin had discovered, the poliovirus multiplied and attacked. Thus, the oral vaccine broke the chain of transmission of the virus and allowed for the possibility that polio might one day be eradicated. Between 1955 and 1961, the oral vaccine was tested on at least 100 million people in the USSR, parts of Eastern Europe, Singapore, Mexico, and the Netherlands. The first industrial production and mass use of oral poliovirus vaccine (OPV) from Sabin strains was
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