Figure 1
From: Blunted Endogenous Opioid Release Following an Oral Amphetamine Challenge in Pathological Gamblers

Percentage change (mean and SD) of [11C]carfentanil BPND from pre-amphetamine to post-amphetamine scan in HV and PG. There was a significant difference between groups in the frontal lobe, insula, anterior cingulate, putamen and cerebellum.