Fig. 6. Compound 14 in Diterpenoids with anti-inflammatory activity from Euphorbia wallichii

Fig. 6. Compound 14 reduced LPS-induced pro-inflammatory cytokines release. (A) The NO inhibition curve of compound 14, with an IC50 of 3.84 ± 0.25 μM. (B) Cell viability rate of RAW264.7 cells treated with compound 14 (0, 3.125, 6.25, 12.5, 25, 50, 100 μM) for 24 h. (C–D) Effects of compound 14 on production of inflammatory cytokines (IL-6 and TNF-α) in LPS-induced RAW264.7 cells. ###, p <0.001 vs. control group. *, p <0.1, **, p <0.01 and ***, p