A high-resolution microscope reveals the intricate inner structure of the blood-sucking tsetse fly’s saliva tube. Single-cell analysis revealed the molecular triggers that drive stem cells to become ...

And the defence and protection was completed—and something more than these was initiated—when the dermal spines were drawn over the lips and carried into the mouth itself, there to form the ...

By passing it through the mouth or rectum ... They may dissect human corpses. Microscopic anatomy, also known as histology, is the study of cells and tissues of animals, humans, and plants.

Current in vitro models do not always accurately reproduce the anatomy of the mouth or tongue movements ... wettability and roughness of the human tongue. It includes three cavities that can ...