Scientists in Brazil found microplastics in the brain tissue of cadavers, according to a new study published Monday in the ...

The air that enters the nasal cavity flows down the trachea. The trachea has a number of adaptations: cartilage rings in the walls of the trachea help to keep it open ciliated epithelium and ...

Instead, they developed the spray and evaluated its ability to capture respiratory droplets using a 3D-printed model of the ...

The study, titled "Preoperative Microbial Reduction of the Nasal Cavity with Antimicrobial Photodynamic Therapy (aPDT)," is led by Professor Dr. Harald Essig, Head of the Department of ...