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The tooth fairy could soon face competition for baby teeth from scientists who have discovered the teeth are a source of stem cells. The cells could help repair damaged teeth and perhaps even treat neural injuries or degenerative diseases.

Currently, researchers can isolate two types of stem cells. Embryonic stem cells can develop into any cell in the body, but their harvesting requires the destruction of embryos, which pro-life groups oppose. Adult stem cells avoid this problem, but have more limited abilities. Now it appears that the stem cells from children's lost teeth could provide an intermediate and easily accessible source.  ... Citeşte »

Views: 494 | Added by: MD | Date: 19.09.2009

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