Labeling of Tannic Acid with Technetium-99m for Diagnosis of Stomach Ulcer

Table 3

Intravenous biodistribution of ^99mTc-tannic acid in ulcer-bearing mice.

Organs and body fluids	Percent I.D./gram organ
	Time after injection
	15 min	1 hr	2 hr
Blood	18.0 ± 1.10	10.1 ± 0.20*	8.0 ± 0.04*
Bone	6.0 ± 0.05	3.4 ± 0.10*	3.5 ± 0.10*
Muscle	2.9 ± 0.01	4.0 ± 0.02*	7.2 ± 0.10
Liver	9.0 ± 0.05	2.0 ± 0.15*	1.1 ± 0.16*
Lung	2.2 ± 0.10	1.3 ± 0.12*	0.1 ± 0.20*
Heart	4.7 ± 0.50	2.7 ± 0.50*	1.3 ± 0.01*
Stomach	14.2 ± 0.90	7.0 ± 0.60	15.0 ± 0.16*
Intestine	7.3 ± 0.50	7.5 ± 0.30	6.0 ± 0.10*
Kidney	5.0 ± 0.40	7.0 ± 0.60	4.5 ± 0.30*
Spleen	3.0 ± 0.02	1.2 ± 0.24*	1.1 ± 0.2

Values represent mean ± SEM 𝑛=6
*Significantly different from previous value of each organ using unpaired Student’s t-test (𝑃<0.05).