How to eliminate pain tied to tooth decay

Moradian-Oldak will couple the MMP-20 discovery with another study published Nov. 2 in the Journal of Biomedical Engineering and Informatics, which concluded an amelogenin-chitosan hydrogel could repair early tooth decay by growing an enamel-like layer that reduces lesions by up to 70 percent. "Recognizing MMP-20's function in biomineralization is one of the first steps to learning how dental enamel forms in nature," said Qichao Ruan, lead author...

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