We don’t know much about the regulation of endocytosis and cell-to-cell transport in the muco-ciliary epithelium of the upper respiratory tract. Viruses, on the other hand, know all about it. We use ...

Airway epithelial cells act as a physical barrier against environmental ... Various reports suggest an increased risk for upper respiratory tract infections in athletes following competitive ...

The trachea has a number of adaptations: cartilage rings in the walls of the trachea help to keep it open ciliated epithelium and goblet cells to ... parts of the respiratory system as shown ...