Polysaccharides, the active component of Dendrobium officinale flower, ameliorates chronic pharyngitis in rats via TLR4/NF-κb pathway regulation

Chronic pharyngitis persistently afflicts a large population and accounts for approximately one-third of otolaryngology patients. Currently, the treatment of CP remains controversial because of the poor outcomes. Dendrobium officinale is a well-used "Yin-nourishing" traditional Chinese medicinal and edible herb used for thousands of years in China. The flowers of D. officinale are often used in folk of China to make tea for voice protect on and throat clearing.