A Cloning Cover-up

For Dr. Hwang Woo Suk, South Korea's pioneering stem-cell researcher, success comes from a willingness to work harder than anyone else. But his researchers may have taken their dedication a step too far. Last Thursday, after repeated denials, Hwang admitted that two of his junior lab workers had donated their eggs a critical component for embryonic-stem-cell studies for his research, and that an associate had paid other women for their eggs in 2002 and 2003. "Being too focused on scientific development, I may not have seen all the ethical issues related to my research," a grim Hwang said at a news...

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