Fig. 3From: Specificity of translocator protein-targeted positron emission tomography in inflammatory joint diseaseThe percentage of parent [11C]PBR28 contributing to the total radioactivity (a) and the plasma over blood ratio (b) in arterial blood that were used to generate the plasma [11C]PBR28 input function for the full duration of the scan (c) for subject 1 at baseline and post-blockBack to article page