Table 2.
Effect of amount of 177Lu-PSMA-617 on TIA.
| Amount | 7.1×107 [Bq] | 7.1×108 [Bq] | 7.1×109 [Bq] | |
|---|---|---|---|---|
| Time integrated activity (TIA) [MBq.min] | Released drug in tumor | 13 × 103 | 13 × 104 | 13 × 105 |
| Implant | 0.68 × 103 | 0.68 × 104 | 0.68 × 105 | |
| Absorbed dose [Gy] | Released drug in tumor | 4.56 | 45.6 | 456 |
| Implant | 0.23 | 2.3 | 23 | |
| Survival probability (%) | Released drug in tumor | 19% | 1.15 × 10-45% | 0% |
| Implant | 96% | 53% | 3× 10-14% | |
| Time integrated activity [MBq.min] | Drug in normal tissue | 52 × 10-4 | 52 × 10-3 | 52 × 10-2 |