President Obama’s decision to sign an executive order Monday easing restrictions on federal funding for embryonic stem cell research comes on the heels on an announcement last week in the journal Nature of a promising alternative to embryonic stem cells. Research by University of Notre Dame biologist Malcolm J. Fraser Jr. provided a crucial key in establishing the practicality of the alternative method.

Stem cells are the body’s master cells, producing all of its tissues and organs. They offer hope for regeneration of tissues and even organs and for curing many diseases.

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