Fig. 9

Effect of longifolene on the protein expression levels of a IL-4 and b IL-13 in LPS-stimulated RBL-2H3 cells. VE: vehicle, DMSO; NC: negative control, 1 μg/mL LPS-treated group; PC: positive control, 100 nM dexamethasone treated group. Values are presented as mean ± standard deviation. *p < 0.05 and **p < 0.01 compared with VE; and ^#p < 0.05, ^##p < 0.01 compared with NC