B2-kinin receptors in the dorsal periaqueductal gray are implicated in the panicolytic-like effect of opiorphin - Sestile, Caio César; Maraschina, Jhonatan Christian; Rangel, Marcel Pereira; Santana, Rosangela Getirana; Zangrossi Júnior, Hélio; Graeff, Frederico Guilherme; Audi, Elisabeth Aparecida (Progress in Neuro-Psychopharmacology and Biological Psychiatry, 2017)