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Dental & Medical News: Stem Cells Grow Replacement Tooth in Mouse

August 13th, 2009 · 1 Comment

This is a breakthrough that could lead to a major overhaul in dental prosthetics and, more importantly, organ regeneration. The Wall Street Journal covered a study published in Proceedings of the National Academy of Sciences in which Tokyo University of Science researches implanted a “tooth germ” into a mouse’s empty tooth socket. The “tooth germ” consisted of cells with a genetic map of how to build a tooth.

Taken from press release.

Taken from Tokyo University of Science press release.

After 11 weeks, the tooth had grown from bud to maturity. The durability, shape, and natural stress responses mimicked that of a natural tooth. It also functioned like nature intended for a healthy tooth.

Human testing has not been announced. Read the full article here.

Stem cell research is bounding forward. If you’re interested in stem cell preservation for your patients, visit to learn how dental stem cells can be preserved from extracted teeth.

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