Activity Concentrations in 123I-IBZM Phantom
| Structure | Activity concentration |
| Gray matter | 62 |
| White matter | 54 |
| Cerebellum | 43 |
| Striatum | 170 |
| Hippocampus | 128 |
| Globus pallidus | 108 |
| Thalamus | 68 |
| Amygdala | 68 |
| Pituitary gland | 70 |
| Soft tissues outside brain | 13 |
| Ventricles | 0 |
An arbitrary unit can be assumed since only relative ratios are of importance for analyses in this study.