Figure 5From: Hair growth-promoting activity of hot water extract of Thuja orientalis Induction of Sonic hedgehog (Shh) protein expression after topical application of T. orientalis extract. The immunohistochemical analysis was used to monitor the protein expression of Sonic hedgehog (Shh) (arrows) in the longitudinal sections of dorsal skins (7, 14, and 21 days). Bars, 100 μm. A–C, control; D–F, T. orientalis extract; G–I, 1% minoxidil.Back to article page