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Table 1 Percentage of radioactivity found in organs expressed as ROI/total counts and radioactivity/injected dose

From: Multimodality imaging using SPECT/CT and MRI and ligand functionalized 99mTc-labeled magnetic microbubbles

MBs ROI measurements as percentage of the total counts obtained from dynamic imaging Total radioactivity in organs as percentage of injected dose
     11.7 min 1 h
  Lungs Liver Kidneys Lungs Liver Kidneys Lungs Liver Kidneys
Plain 69 25 3 67 32 2 59 36 8
DTPA 62 28 7 66 25 5 52 43 6
Chitosan 64 28 3 58 22 2 51 39 5
PMAA 58 34 8 57 35 4 48 43 7
NOTA 43 37 8 50 40 3 47 45 6
NOTA-SPION 56 24 8 51 23 4 60 20 6
NOTA-SPION(24 h, PI) 8 50 18     6a 54a 16a
DTPA-SPION 93 4 1 89 6 1 65 38 7
DTPA-SPION(24 h, PI) 25 40 40     21a 37a 41a