Changes in early tooth development can have surprisingly big effects on a person's smile. Missing teeth, extra teeth, unusually small or large teeth ...

When Tristen Boyer recently had a couple of cavities filled, her dentist suggested she get fluoride treatment afterward. She has Crohn's disease, which puts her at increased risk for tooth decay.

Two distinct stem cell lineages that drive tooth root and alveolar bone formation have been identified by researchers from Science Tokyo. Using genetically modified mice and lineage-tracing techniques ...