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Table 2 Phantom and filling characteristics

From: A 3D-printed anatomical pancreas and kidney phantom for optimizing SPECT/CT reconstruction settings in beta cell imaging using 111In-exendin

  Pancreas Left kidney Right kidney Background Pancreas-to-kidney ratio
  Volume (ml) 82 206 222 9.26 × 103  
Experiment 1 Activity concentration 111In at start time of the scan (MBq/ml) 3.94 × 10−3 0.226 0.226 2.11 × 10−5 1:57
Total activity 111In at scan time (MBq) 0.32 46.6 50.2 0.20  
Experiment 2 Activity concentration 111In at scan time (MBq/ml) 1.93 × 10−3 0.209 0.209 2.10 × 10−5 1:108
Total activity 111In at scan time (MBq) 0.16 43.1 46.5 0.19