Radiopharmaceutical Uptake on PET
| Mouse model | 18F-FAZA | 64Cu-ATSM early | 64Cu-ATSM late |
| FaDu | 3.28 ± 0.95 | 3.55 ± 1.04 | 4.31 ± 2.25 |
| EMT-6 | 2.74 ± 0.51 | 3.37 ± 0.19 | 3.64 ± 1.83 |
| PC-3 | 2.98 ± 0.92 | 4.63 ± 0.79 | 4.28 ± 1.53 |
Data are expressed as tumor-to-background ratio.