Fig. 2From: Quantification and reliability of [11C]VC - 002 binding to muscarinic acetylcholine receptors in the human lung — a test-retest PET study in control subjectsa Time-radioactivity curves (TACs, mean ± SD) in standardized uptake value units (SUV) for the lung after i.v. injection of [11C]VC-002. b TACs in lung, corrected for radioactivity in pulmonary blood volume. c TACs in plasma. d Lung-to-plasma ratio of TACsBack to article page