The article below informs us that the whole 'Stem Cell Debate' may one day be rendered moot by a bizarre ability of cells to revert back to a 'stem cell' called dedifferentiation. In other words, no embryo's/blastocycst need be destroyed to harvest the most elastic of stem cells. Note: Adult stem cells can be harvested now; they don't, however, have the resilience of the embrionic version.
Wired News: Cells That Go Back in Time
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