Antidepressant-like effect of scopoletin, a coumarin isolated from Polygala sabulosa (Polygalaceae) in mice: evidence for the involvement of monoaminergic systems - Capra, J C; Cunha, M P; Machado, D G; Zomkowski, A D; Mendes, B G; Santos, A R; Pizzolatti, M G; Rodrigues, A L (Eur J Pharmacol, 2010)