Table 2. Decay-Corrected Biodistribution of [⁶⁴Cu]1 in U87MG Tumor-Bearing Mice Quantified by micoPET Imaging (n = 5)^a.

tissueb	2 h	2 h (blockade)	4 h	20 h
	Percent Injected Dose/gram (% ID/g)
T	4.96 ± 0.73	0.71 ± 0.30	4.11 ± 0.54	2.41 ± 0.31
M	0.42 ± 0.05	0.27 ± 0.04	0.36 ± 0.07	0.35 ± 0.05
L	1.76 ± 0.35	1.16 ± 0.15	1.64 ± 0.23	1.25 ± 0.23
K	2.23 ± 0.21	2.09 ± 0.28	1.79 ± 0.20	0.69 ± 0.26
	Tumor-to-Normal Tissue Uptake Ratio
T/M	11.88 ± 1.31	2.52 ± 0.81	11.65 ± 1.83	7.03 ± 1.22
T/L	2.85 ± 0.28	0.60 ± 0.22	2.51 ± 0.16	1.96 ± 0.26
T/K	2.22 ± 0.26	0.33 ± 0.11	2.32 ± 0.35	3.87 ± 1.26

^aThe results are presented as mean ± SD (n = 5).

^bT, tumor; M, muscle; L, liver; K, kidneys.