Depending on who you are listening to, the U.S. is on the verge of an explosion in stem cell research of all types as the new administration in Washington is likely to repeal President Bush's strict limits on federal funding for embryonic stem cells. Or not. If the future of stem cell research is considered unlimited, the present state of knowledge has been hampered by our imperfect knowledge of "stemness," the defining quality that makes a cell capable of renewing itself over a lifetime while still churning out specialized progenitor cells.
The continuing difficulties and our growing skill at finding, defining, and manipulating "adult" stem cells can be seen in work on adult muscle stem cells presented by Alessandra Sacco of Stanford on Sunday.
To read the full story, go to:
https://www.ascb.org/ascbsec/press/embargo/ASCB-pressbook08_Sacco.pdf
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