Prepulse inhibition of the acoustic startle reflex impairment by 5-HT2A receptor activation in the inferior colliculus is prevented by GABAA receptor blockade in the pedunculopontine tegmental nucleus. - de Oliveira RP; Yokoyama T; Cardoso Thomaz LS; de Andrade JS; Santos ADA; de Carvalho Mendonça V; Rosenstock T; Pinheiro Carrera M; Medeiros P; Cruz FC; Coimbra NC; Silva RCB (Behavioural brain research, 2023)