Fig. 5From: The protective effect of kirenol in osteoarthritis: an in vitro and in vivo studyEffect of kirenol on IL-1β-induced PI3K/Akt signaling pathway activation. The phosphorylation level of PI3K and AKT on chondrocytes treated as above were determined by western blot (A) and quantification analysis (B, C). The data presented are the means ± S.D. *p < 0.05, and **p < 0.01, one-way AVOVA, n = 6Back to article page