MUC5AC and inflammation: Wenyang Sanyu Pingchuan recipe may relieve airway inflammation in asthma model mice by regulating NF-κB and Janus kinase/signal transduction and transcription activator (JAK/STAT) signaling pathways.[13] LIU et al. found that Yu-Ping-Feng-San decoction can alleviate pulmonary inflammation, inhibit mucus secretion and the expression of MUC5AC protein, and decrease the levels of cytokines such as IL-1 β, IL-6 and TNF-α through in vivo and in vitro experiments.