Many scientists have boldly stated that they will some day be able to cure hereditary diseases by changing the genetic mechanism of human cells. The day of such genetic engineering may now be a little closer. In a report to Nature on work that the journal hailed as "little short of revolutionary," three American scientists claimed the first successful transplant of bacterial genes into living human tissue.
The cells used by Molecular Biologists Carl Merril, Mark Geier and John Petricciani at the National Institutes of Health in Bethesda, Md. were taken from a victim...
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