Sweet Taste Receptors Are Primary Sentinels in Defense against Bacterial Infections in the Upper Airway, Penn Medicine Study Finds
The body uses mucus as a protective barrier to defend against pathogens, toxins, and allergens in the upper respiratory tract that can lead to such conditions as chronic sinusitis. Aiding in this defense are antimicrobial peptides (AMPs), a diverse group of small proteins found in mucus that kill bacteria, viruses, and fungi.