Biodistribution of 86Y-4 in Mice (%ID/g)
| Tissue | 1 h | 2 h | 5 h | 24 h |
| Blood | 0.5 ± 0.2 | 0.1 ± 0.1 | 0.0 ± 0.0 | 0.0 ± 0.0 |
| Heart | 0.3 ± 0.1 | 0.1 ± 0.0 | 0.0 ± 0.0 | 0.0 ± 0.0 |
| Lung | 1.1 ± 0.2 | 0.3 ± 0.1 | 0.1 ± 0.0 | 0.0 ± 0.0 |
| Liver | 0.2 ± 0.1 | 0.1 ± 0.0 | 0.1 ± 0.0 | 0.0 ± 0.0 |
| Spleen | 5.1 ± 1.4 | 1.3 ± 0.5 | 0.2 ± 0.1 | 0.0 ± 0.0 |
| Kidney | 245.0 ± 9.0 | 123.0 ± 48 | 23.0 ± 9.7 | 1.5 ± 0.7 |
| Muscle | 0.5 ± 0.4 | 0.1 ± 0.1 | 0.1 ± 0.1 | 0.0 ± 0.0 |
| Small intestines | 0.2 ± 0.0 | 0.1 ± 0.0 | 0.0 ± 0.0 | 0.0 ± 0.0 |
| Large intestines | 0.3 ± 0.1 | 0.1 ± 0.0 | 0.1 ± 0.0 | 0.0 ± 0.0 |
| Bladder | 1.5 ± 0.8 | 12.6 ± 12.5 | 3.6 ± 1. | 0.2 ± 0.2 |
| PC-3 PIP | 29.0 ± 8.7 | 21.6 ± 3.6 | 15.7 ± 1.7 | 5.9 ± 0.8 |
| PC-3 flu | 0.3 ± 0.1 | 0.1 ± 0.0 | 0.1 ± 0.0 | 0.0 ± 0.0 |
| PIP to flu | 89 | 164 | 156 | 229 |
| PIP to blood | 55 | 198 | 624 | 2,352 |
| PIP to muscle | 54 | 140 | 191 | 1,046 |