Teeth are composites of mineral and protein, with a bulk of bony dentin that is highly porous. This structure allows teeth to be both strong and sensitive. Besides calcium and phosphate, teeth contain ...

Dentin hypersensitivity affects millions of people worldwide, yet existing treatments often provide only temporary relief. Seeking a more durable solution, researchers from Sichuan University ...

Left: Micro-computer tomography of a complete tooth; the cross-section next to it shows internal structures. Top right: Micro-CT section of the same volume shows absorption. Below are intensity ...