Fig. 3From: First in human evaluation of [18F]PK-209, a PET ligand for the ion channel binding site of NMDA receptorsConcentration of total radioactivity in plasma following [18F]PK-209 injection for subject 1–5 test scans (a) and retest scans (b) and subject 6–10 baseline scans (c) and ketamine scans (d)Back to article page