Fig. 4
From: Tridax procumbens flavonoids promote osteoblast differentiation and bone formation
Effects of TPF with noggin on Alp, Osteocalcin, Osterix and Runx2, mRNA expression in calvarial cells (a–d). The cells were cultured for 6 days in the presence or absence of TPF treatment. The data are expressed as the mean ± SD (n = 3) for each group. *p < 0.05