Overall biodistribution results of ⁶⁴Cu-Labeled HYR-4 and HYR-17 for the three time points evaluated (2, 60, and 240 min; % injected dose/gram, mean ± SEM).

Organ	HYR-4			HYR-17
	2 min	60 min	240 min	2 min	60 min	240 min
Blood	2.85 ± 0.52	1.02 ± 0.12	0.86 ± 0.10	26.82 ± 1.59	3.70 ± 0.06	1.24 ± 0.08
Lung	3.77 ± 0.88	3.36 ± 0.25	4.47 ± 0.49	11.02 ± 0.52	3.65 ± 0.16	4.47 ± 0.49
Liver	32.48 ± 3.94	8.84 ± 0.98	9.57 ± 1.19	11.50 ± 0.69	14.79 ± 1.71	12.16 ± 1.28
Kidney	30.27 ± 0.44	9.39 ± 2.02	8.24 ± 1.95	15.96 ± 0.81	34.17 ± 2.87	21.40 ± 2.27
Muscle	0.37 ± 0.08	0.30 ± 0.02	0.30 ± 0.04	0.89 ± 0.04	0.62 ± 0.02	0.45 ± 0.01
Brain	0.16 ± 0.02	0.10 ± 0.01	0.15 ± 0.03	0.99 ± 0.04	0.20 ± 0.00	0.15 ± 0.02
Bone	0.54 ± 0.11	0.45 ± 0.01	0.59 ± 0.07	1.59 ± 0.07	0.59 ± 0.09	0.64 ± 0.07
Tail	15.91 ± 2.84	12.8 ± 5.38	3.69 ± 1.92	2.53 ± 0.16	3.20 ± 0.29	1.05 ± 0.05