Table 3.

The Activity Concentration [c_tissue(t)], %IA/g, of ²¹¹At in Rats (n=5) at 1–24 Hours After Injection of 0.05–0.2 MBq of ²¹¹At

	ctissue, At-211(t) (%IA/g)
Tissue	1 hour	5 hours	18 hours	24 hours
Blood	0.29 (0.02)	0.26 (0.01)	0.22 (0.01)	0.160 (0.005)
Heart	0.53 (0.04)	0.49 (0.03)	0.34 (0.01)	0.29 (0.01)
Kidneys	1.2 (0.1)	1.1 (0.1)	0.72 (0.04)	0.61 (0.02)
Large intestine	0.46 (0.04)	0.63 (0.19)	0.30 (0.02)	0.28 (0.03)
Liver	0.41 (0.03)	0.36 (0.02)	0.25 (0.01)	0.22 (0.01)
Lungs	3.0 (0.2)	2.50 (0.05)	1.8 (0.1)	1.60 (0.03)
Muscle	0.32 (0.04)	0.34 (0.05)	0.24 (0.02)	0.23 (0.04)
Salivary glands	0.95 (0.11)	0.76 (0.03)	0.52 (0.01)	0.47 (0.02)
Small intestine	0.82 (0.06)	0.95 (0.21)	0.50 (0.03)	0.43 (0.01)
Spleen	3.0 (0.2)	2.4 (0.1)	1.7 (0.1)	1.5 (0.1)
Stomach	2.3 (0.4)	3.1 (0.3)	3.6 (0.5)	2.4 (0.2)
Thyroid	35 (9)	41 (11)	75 (15)	37 (3)

Data are given as the mean (SEM). The data are corrected for physical decay.