Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

A cross-sectional view of a tooth reveals the complexity of its structure, with each layer and component contributing to its function and durability. The outer enamel protects the underlying dentin, ...

What Are the Different Types of Teeth? Your mouth has different types of tooth and each type of tooth has different function or a specific job.

New studies shed light on ancient creatures' dental structure and wear -- and how these unique characteristics helped them live and adapt to their environments. A trio of published studies have ...

Dental development is a highly regulated biological process and results from several specific and highly regulated sequences of steps. Teeth are comprised of many different internal and external ...

Mice deficient in the EDA protein lack normal tooth features. Restoring EDA in embryonic teeth at increasing doses has now been found to recover these dental features in a stepwise pattern that mimics ...

Leaf teeth, i.e. projections of the leaf margin, are common among angiosperms. These structures may differ in several aspects, e.g. in the presence or absence of an associated gland. Cucurbitoid teeth ...