Effect of Wenshen decoction on ILC2 in the lung. Data are show as means ± SEM (n=6). ***P<0.001, control group vs. IL-33 group; #P<0.05, PRE, WSF, and CO groups vs. IL-33 group; &P<0.05, &&P<0.01, WSF group vs. CO group. Control, control group; IL-33, IL-33-treated group; PRE, prednisone acetate group; WSF, Wenshen decoction group; CO, prednisone and Wenshen decoction group.