Table 5.

Rat biodistribution data of ⁶⁴Cu–4 in selected organs^a

Organ	1h	2h	4h	24 h
Blood	0.1216 ± 0.0311	0.0511 ± 0.0021	0.0524 ± 0.0089	0.0516 ± 0.0139
Lung	0.1096 ± 0.0224	0.0610 ± 0.0144	0.0549 ± 0.0065	0.0394 ± 0.0066
Liver	0.4340 ± 0.0532	0.3390 ± 0.0348	0.2902 ± 0.0389	0.2023 ± 0.0408
Spleen	0.0471 ± 0.0115	0.0294 ± 0.0047	0.0315 ± 0.0027	0.0374 ± 0.0033
Kidney	1.6535 ± 0.3497	1.2060 ± 0.2359	1.1530 ± 0.3151	0.3290 ± 0.0383
Muscle	0.0577 ± 0.0098	0.0286 ± 0.0256	0.0163 ± 0.0103	0.0079 ± 0.0017
Fat	0.0361 ± 0.0196	0.0125 ± 0.0049	0.0106 ± 0.0039	0.0031 ± 0.0016
Heart	0.0477 ± 0.0158	0.0304 ± 0.0067	0.0320 ± 0.0044	0.0340 ± 0.0064
Brain	0.0101 ± 0.0026	0.0062 ± 0.0015	0.0065 ± 0.0016	0.0071 ± 0.0016
Bone	0.0677 ± 0.0299	0.0390 ± 0.0050	0.0423 ± 0.0126	0.0256 ± 0.0024

^aPresented as %ID per gram ± SD (n = 4).