Cloning pioneer 'admitted faking stem cells'

A doctor who provided human eggs for research by cloning pioneer Hwang Woo-suk claimed today that the South Korean scientist admitted most of the stem cells he produced and documented in a journal article were faked, according to news reports.

Roh Sung-il, chairman of the board at Mizmedi Hospital, told KBS television Hwang had agreed to ask the journal Science to withdraw the paper, published in June.