Nobel Prize controversies been favored to receive the Prize, but a committee member was later quoted as saying that they would have been "too predictable, too popular." The 1974 prize was denied to Graham Greene, Vladimir Nabokov, and Saul Bellow in favor of a joint award for Swedish authors Eyvind Johnson and Harry Martinson—both Nobel judges and unknown outside their home country. Bellow won in 1976; neither Greene nor Nabokov took home the prize. The 1970 prize was awarded to Soviet dissident Aleksandr Solzhenitsyn, who did not attend the ceremony in Stockholm for fear that the Soviet Union would prevent his return. His
Nobel Prize in Physiology or Medicine development of the knockout mouse. There have been 37 times when the Nobel Prize in Physiology or Medicine was awarded to a single individual, 31 times when it was shared by two, and 33 times there were three laureates (the maximum allowed). In 2009, the Nobel Prize was awarded to Elizabeth Blackburn, Carol W. Greider and Jack W. Szostak of the United States for discovering the process by which chromosomes are protected by telomeres (regions of repetitive DNA at the ends of chromosomes) and the enzyme telomerase; they shared the prize of 10,000,000 SEK (slightly more than €1 million, or