Figure 4From: Radiosynthesis and preclinical evaluation of [11C]prucalopride as a potential agonist PET ligand for the 5-HT4 receptor Summed (0 to 20 min after injection) [11 C]prucalopride images. (left) baseline, (middle) baseline co-registered with MR template and (right) following tariquidar (15 mg·kg−1 IV) predosing. Arrows indicate the (a) eye, (b) Harderian gland and (c) brain.Back to article page