January 6, 2006

Cell Divisions

By RICHARD MONASTERSKY

The announcement that a South Korean researcher created stem-cell lines from cloned embryos united scientists in hope. Now revelations of fraud have researchers investigating his work and pointing fingers.

Biologists around the world moped through a dark holiday season, afraid to open their newspapers for fear of what news might emerge from the stem-cell scandal in South Korea — the biggest case of scientific fraud in decades.

"This is a stain on the honor and

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