Table 2: Biodistribution data of T99mc-EMB in Balb/c mice. The mice were administered 40 KBq of T99mc-INH, and the radioactivity in different organs was measured at 1 hr, 4 hrs, and 24 hrs, respectively. each value is the mean ± SD of three mice and expressed as percentage administered dose per gram organ.

Organ/Tissue1 hour4 hours24 hours

Blood2.0 ± 0.031.3 ± 0.190.8 ± 0.02
Heart0.73 ± 0.210.54 ± 0.070.36 ± 0.6
Lungs2.1 ± 0.181.88 ± 0.31.05 ± 0.04
Liver5.5 ± 0.57.0 ± 03.83 ± 0.21
Spleen1.41 ± 0.091.78 ± 0.431.04 ± 0.02
Intestine6.21 ± 0.46.99 ± 0.172.09 ± 0.03
Kidney10.3 ± 0.4211.35 ± 0.322.02 ± 0.04
Muscle1.6 ± 0.21.0 ± 0.21.68 ± 1.1
Bone1.08 ± 0.280.88 ± 10.64 ± 0.05
Brain0.165 ± 0.060.07 ± 0.190.06 ± 0.2
Stomach1.01 ± 0.310.8 ± 11.0 ± 0.3