Teaching Our Teeth to Heal Themselves

Instead of filling our cavity-ridden teeth with putties and cements, a new method that kicks stem cells into action could help teeth repair themselves.

Researchers from King’s College London implanted collagen sponges soaked with three inhibitor,s including a drug which has been tested as a therapeutic for Alzheimer’s, in damaged mouse teeth. Once in place, the drug-infused sponges catalyzed stem cells inside of the dentin — the bony material beneath hard enamel — filling cavities with li

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