Figure 7

Dynamic microPET/CT and microSPECT/CT imaging.
(a) Transversal brain SPECT images of [125I]7a, [125I]12a and PET images of [18F]7a, [18F]12a superimposed onto CT templates. SPECT image color intensities are expressed as counts, while PET images represent SUV. Upper row indicates time points of image acquisition. (b,c) TACs of [18F]7a and [18F]12a in brain and liver for the entire 60 min PET scan.