Table 1. Group composition and dosage

Group	Gender	The number of animal	Animal No.	Dosage (mL/kg)	Dosage (mCi/kg)
V.C. (vehicle control)	Male	5	1–5	1	0
	Female	5	21–25
T1	Male	5	6–10	1	0.67
	Female	5	26–30
T2	Male	5	11–15	1	2.0
	Female	5	31–35
T3	Male	5	16–20	1	6.0
	Female	5	36–40