Absorbed Fractions φ in Rat Kidney Model
| Source | Target (%) | |||||||
|---|---|---|---|---|---|---|---|---|
| Kidneys | Cortex | Surface | Pelvis | |||||
| Kidneys | 90Y | 70.9 | 48.4 | 20.8 | 22.5 | |||
| 111In (γ-rays) | 1.6 | 1.1 | 0.5 | 0.5 | ||||
| 111In (Au/IC e−) | 97.9 | 72.6 | 35.8 | 25.3 | ||||
| 177Lu (β-rays) | 96.8 | 71.4 | 34.6 | 25.4 | ||||
| 177Lu (γ-rays) | 1.7 | 1.2 | 0.5 | 0.5 | ||||
| 177Lu (Au/IC e−) | 99.2 | 73.7 | 36.9 | 25.5 | ||||
| Cortex | 90Y | 64.9 | 54.0 | 24.7 | 11.0 | |||
| 111In (γ-rays) | 1.5 | 1.1 | 0.6 | 0.3 | ||||
| 111In (Au/IC e−) | 97.3 | 96.2 | 47.8 | 1.1 | ||||
| 177Lu (β-rays) | 95.8 | 94.2 | 46.3 | 1.7 | ||||
| 177Lu (γ-rays) | 1.6 | 1.2 | 0.6 | 0.3 | ||||
| 177Lu (Au/IC e−) | 98.9 | 98.5 | 49.3 | 0.4 | ||||
| 1-mm surface | 90Y | 55.2 | 48.9 | 31.3 | 6.3 | |||
| 111In (γ-rays) | 1.3 | 1.1 | 0.6 | 0.3 | ||||
| 111In (Au/IC e−) | 94.8 | 94.7 | 90.9 | 0.001 | ||||
| 177Lu (β-rays) | 91.8 | 91.8 | 85.9 | 0.001 | ||||
| 177Lu (γ-rays) | 1.4 | 1.1 | 0.7 | 0.3 | ||||
| 177Lu (Au/IC e−) | 97.8 | 97.8 | 96.2 | 0.001 | ||||
Au = Auger electron; IC = internal conversion electron.
Radioactivity is either distributed homogeneously over kidney or cortex or in 1-mm outer surface layer of cortex.