FIGURE 6. Correlation of distribution of [18F]MPPF in vivo with that of [3H]8-OH-2-(di-n-propylamino)tetralin in postmortem human brain (12). 1 = frontal cortex; 2 = cingulate cortex; 3 = insular cortex; 4 = medial temporal cortex (including hippocampal area).