Researchers at Stemagen claim that they used male skin cells to create human embryos, even thought they did not delevop past 100 cells.
It is not clear whether the embryos would have been viable if implanted into a womb. Stemagen did not test whether the embryos had the correct number of chromosomes. But Dr. Wood, who also is a fertility doctor, said, “We’ve seen reproductive blastocysts that look like this or worse and they implant.”
Read more articles here:
Cloning Said to Yield Human Embryos (New York Times)
Mature Human Embryos Created From Adult Skin Cells (Washington Post)