[unable to retrieve full-text content]Research on human embryonic stem cells has been a political and religious lightning rod for more than a decade. Scientists say they have been unable to identify any very small, pluripotent cells in the bone marrow of mice, despite exhaustive efforts to duplicate the original experimental procedures.
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Source: http://feeds.sciencedaily.com/~r/sciencedaily/top_news/top_health/~3/_0ud9IJib2I/130724124909.htm
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