TABLE 1.

Biodistribution of ⁶⁴Cu-SarAr-SA-Aoc-Bombesin(7–14) and ⁶⁴Cu-SarAr-SA-Aoc-GSG-Bombesin(7–14) in Mice Bearing PC-3 Tumors (% ID/g ± SEM; n = 5) at 1, 4, and 24 Hours

	64Cu-SarAr-SA-Aoc-bombesin(7–14)			64Cu-SarAr-SA-Aoc-GSG-bombesin(7–14)
Tissue	1 h	4 h	24 h	1 h	4 h	24 h
Blood	0.936 ± 0.165	0.181 ± 0.031	0.072 ± 0.009	0.769 ± 0.032	0.080 ± 0.007	0.024 ± 0.005
Lung	1.246 ± 0.106	0.679 ± 0.028	0.367 ± 0.026	1.241 ± 0.062	0.348 ± 0.017	0.216 ± 0.014
Liver	9.467 ± 1.435	8.263 ± 0.452	4.681 ± 0.289	5.061 ± 0.285	2.959 ± 0.138	2.824 ± 0.274
Spleen	1.233 ± 0.186	3.185 ± 1.210	0.970 ± 0.184	1.507 ± 0.063	1.073 ± 0.066	0.931 ± 0.091
Kidney	9.367 ± 0.898	8.303 ± 0.558	5.159 ± 0.284	7.076 ± 0.268	5.532 ± 0.459	4.731 ± 0.198
Muscle	0.923 ± 0.274	0.272 ± 0.077	0.095 ± 0.017	0.392 ± 0.022	0.093 ± 0.003	0.074 ± 0.008
Bone	1.740 ± 0.525	0.815 ± 0.035	0.469 ± 0.025	1.411 ± 0.335	0.533 ± 0.022	0.498 ± 0.040
Pancreas	67.392 ± 4.573	48.422 ± 5.250	36.935 ± 3.770	52.036 ± 4.423	29.540 ± 1.158	29.888 ± 1.599
Tumor	13.015 ± 0.932	10.805 ± 1.091	7.365 ± 0.911	8.541 ± 0.806	4.913 ± 0.571	3.937 ± 0.322