Stem cells
This is an old revision of this page, as edited by Eldestport (talk | contribs) at 05:12, March 12, 2007. It may differ significantly from current revision.
Stem cells have the ability to renew themselves through division, and differentiate themselves into specialized cell types. There are four categories of stem cells:
adult stem cells
amniotic stem cells
cord blood stem cells
embryonic stem cells