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Depending on Source, Stem Cells Can Kill or Heal

Stem cells continue to show promise for dramatic healings, but reporters don't always clarify what lived or died to produce the cells. Adult stem cells inhabit all living humans; embryonic or fetal stem cells require a human death.

Human Cloning Is Back

If you thought work on human cloning and embryonic stem cell research went out of style with the discovery of induced pluripotent stem cells, watch out. The pro-cloning people, who never lost their lust for toying with human embryos, are back.
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