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Nature 391, 823 (26 February 1998) | doi:10.1038/35932

Cloning's confused signals

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Worries about failure to replicate Dolly are premature but stimulating.

There it was last week, in newspapers and, as follows, high up the CNN Web site: "The Scottish scientist credited with successfully cloning Dolly the sheep last year has admitted he may have made a procedural mistake... 'There is a remote possibility that the cell came from a fetus rather than an adult,' Ian Wilmut said...." Recently in Science, an attack on the original Nature paper met with a rebuttal from the original authors.