Fig. 6

(i) Epidermis thickness after 14-day treatment, presented as mean ± SEM. (ii) Vessel density (vessel count per mm2) after 14-day treatment, presented as mean ± SEM. Statistical significance: *P < 0.05, **P < 0.01, ***P < 0.001, ****P < 0.0001., (iii) Arrow indicates the region used for vessel density measurement; consistent anatomical sites were used for all groups (Scale bar = 100 μm).