Table 1.

Biodistribution of ⁶⁸Ga-TAFC, ⁶⁸Ga-FOXE, ⁶⁸Ga-acetate/colloid, ⁶⁸Ga-colloid and ⁶⁸Ga-citrate in normal DBA/2 mice 30 min and 90 min p.i.

Organ	68Ga-TAFC		68Ga-FOXE		68Ga-acetate/colloid		68Ga-colloid		68Ga-citrate
	30 min	90 min	30 min	90 min	30 min	90 min	30 min	90 min	30 min	90 min
Blood	2.92 ± 1.48	0.24 ± 0.09	1.04 ± 0.10	0.04 ± 0.01	21.7 ± 2.64	17.0 ± 1.00	10.8 ± 0.32	8.40 ± 1.04	20.8 ± 2.60	19.9 ± 1.53
Spleen	0.68 ± 0.12	0.09 ± 0.04	0.35 ± 0.13	0.05 ± 0.01	5.01 ± 0.06	4.05 ± 1.08	9.72 ± 2.68	5.91 ± 2.67	3.49 ± 0.70	4.16 ± 0.64
Pancreas	1.04 ± 0.39	0.13 ± 0.01	0.52 ± 0.23	0.06 ± 0.02	3.54 ± 0.45	2.57 ± 0.47	1.85 ± 0.42	1.51 ± 0.30	4.16 ± 0.16	3.70 ± 0.28
Stomach	1.64 ± 0.48	0.35 ± 0.41	0.63 ± 0.16	0.06 ± 0.01	2.35 ± 0.21	2.84 ± 0.45	1.38 ± 0.13	1.32 ± 0.01	3.21 ± 0.54	3.62 ± 0.29
Intestine	1.37 ± 0.35	0.49 ± 0.25	0.92 ± 0.09	0.84 ± 0.05	2.78 ± 0.42	3.85 ± 0.30	1.29 ± 0.15	1.55 ± 0.07	3.30 ± 0.38	4.29 ± 0.23
Kidneys	11.8 ± 3.60	1.88 ± 0.53	3.12 ± 0.29	0.75 ± 0.24	5.59 ± 0.27	4.44 ± 0.31	2.46 ± 0.63	2.73 ± 0.53	5.46 ± 1.40	5.79 ± 0.32
Liver	0.79 ± 0.30	0.11 ± 0.02	0.86 ± 0.02	0.13 ± 0.01	4.84 ± 0.85	4.34 ± 0.49	36.7 ± 5.92	36.2 ± 2.67	3.38 ± 0.34	3.86 ± 0.35
Heart	1.10 ± 0.36	0.08 ± 0.02	0.46 ± 0.12	0.05 ± 0.01	7.06 ± 0.71	5.25 ± 1.16	3.35 ± 0.31	2.65 ± 0.50	8.12 ± 1.28	9.05 ± 0.77
Lung	2.51 ± 0.97	0.27 ± 0.12	0.95 ± 0.15	0.10 ± 0.01	8.45 ± 0.33	7.24 ± 0.66	4.76 ± 0.89	5.57 ± 1.25	10.6 ± 3.76	10.9 ± 1.46
Muscle	0.65 ± 0.31	0.35 ± 0.15	0.22 ± 0.06	0.06 ± 0.03	1.22 ± 0.23	1.51 ± 0.51	0.68 ± 0.10	0.63 ± 0.06	1.79 ± 0.23	1.93 ± 0.19
Femur	0.55 ± 0.06	0.76 ± 0.49	0.15 ± 0.05	0.12 ± 0.09	1.64 ± 0.32	1.84 ± 0.24	1.20 ± 0.05	1.17 ± 0.07	2.51 ± 0.37	2.81 ± 0.50

Data are presented as % injected dose per gram organ (%ID/g ± Sd) (n = 3).