Table 4:

Tumor to normal ratios over time for the ⁸⁹Zr-minibody in two mouse backgrounds.

Strain	C57Bl6/J				nu/nu
Time (hr)	2	8	24	48	2	8	24	48
Blood	1.40±0.1	2.52±0.2	10.14±2.0	28.44±4.5	1.23±0.08	2.47±0.3	12.16±3.0	18.79±2.2
Liver	1.25±0.5	1.84±0.7	1.69±0.8	1.04±0.3	1.51±0.07	1.36±0.4	1.05±0.1	0.79±0.5
Kidneys	0.55±0.04	0.70±0.1	0.64±0.2	0.36±0.02	0.57±0.07	0.59±0.04	0.44±0.03	0.31±0.1
Spleen	0.21±0.04	0.46±0.09	0.40±0.01	0.29±0.03	0.35±0.1	0.41±0.1	0.25±0.03	0.29±0.2
Muscle	6.14±0.7	8.17±1.1	15.15±2.0	13.55±4.4	4.45±1.4	8.68±3.7	8.97±1.1	11.89±9.5
Bone	1.25±0.1	1.51±0.1	2.21±0.1	1.51±0.4	1.22±0.5	1.68±0.4	1.35±0.09	1.45±1.2