(A) Last 30 minutes of a 90-mins baseline recording with no propulsive motor activity observed.
(B) Last 30 minutes of a 90-mins recording after meal intake showing no major propulsive motor activity.
(C) Strong propulsive motor patterns develop 6 minutes after administration of intraluminal prucalopride.
(D) 3-D representation of motor patterns developed in response to intraluminal prucalopride.