Word: wilmut
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Dates: during 1990-1999
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...closing years of this millennium, a quiet, unassuming British embryologist named Ian Wilmut set out to improve the productivity of farm animals and along the way set off a biological earthquake. The experiment he tenaciously pursued--to get a cell from an adult mammal to behave like a cell from a developing embryo--had long since been abandoned at the major centers of scientific research. Even high school biology students knew that once a mammalian cell had differentiated, and was programmed by nature to be bone or nerve or skin, it could not be deprogrammed...
...Wilmut said he could envision three reasons for cloning: to "treat infertility, buy back lost relatives, and copy a desired person...
...judgement is it would not be in the interest of the child," Wilmut said. "I think it would generate unacceptable expectations in the parent as to how the child should...
...Wilmut said positive aspects of cloning could include creating pigs with organs more acceptable to human bodies for transplants and using sheep to study cystic fibrosis...
...course, you are setting out to make the sheep ill to study the disease," Wilmut said. "This is acceptable provided that the animal gets the same treatment a human [with the disease] would...