To test their hypothesis, the team cultured human airway epithelial cells in their device. They introduced fluorescent PEG-BB molecules into the cells from two directions. They then used a dye to ...

These cells are known as neuroendocrine cells, and they're considered rare because they make up less than 0.5% of the airway ...

Airway epithelial cells act as a physical barrier against environmental toxins and injury, and modulate inflammation and the immune response. As such, maintenance of their integrity is critical.