Scientists hope to apply lessons from alligator mouths to humans

05/15/2013 | HealthDay News

A thin layer of stem cells in the dental lamina at the base of each tooth allows alligators to regrow 2,000 to 3,000 teeth over their lives, researchers report in the journal Proceedings of the National Academy of Sciences. Similar stem cells in human tissue go dormant soon after young children finish making their replacement teeth. Scientists hope further alligator studies lead to techniques that allow humans to regrow teeth.

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