Antidepressant-like effects of an alkaloid extract of the aerial parts of Annona cherimolia in mice - Martínez-Vázquez, M; Estrada-Reyes, R; Araujo Escalona, A G; Ledesma Velázquez, I; Martínez-Mota, L; Moreno, J; Heinze, G (J Ethnopharmacol, 2012)