Ephedrae Herba polysaccharides inhibit the inflammation of ovalbumin induced asthma by regulating Th1/Th2 and Th17/Treg cell immune imbalance - Zhang, B; Zeng, M; Zhang, Q; Wang, R; Jia, J; Cao, B; Liu, M; Guo, P; Zhang, Y; Zheng, X; Feng, W (Mol Immunol, 2022)