Snuppy, the first male cloned dog, was also created by Seoul National University researchers in 2005.
The findings have been published in the Theriogenology veterinary journal.
Lee served a three-month suspension from the Seoul National University for his role in a stem cell controversy that surrounded Woo-suk's demise as a scientist earlier this year. Lee is currently on trial on charges of misappropriating research funds during the scandal.
quote: Cloning is advanced science, and science is the future