Table 3.

Incidence of tumors in B6C3F1 mice between control group and 500 mG exposed group

Location	Tumor	Male		Female
		500 mG	Control	500 mG	Control
Total number of B6C3F1 mice		24	30	42	32
Haematopoietic organ	Chronic myelogenous leukemia	0	0	3 (7 %)	0
	Malignant lymphoma	0	0	0	0
Liver	Hepatocellular carcinoma	2 (8 %)	4 (13 %)	0	0
	Adenomatous hyperplasia	6 (25 %)	7 (23 %)	0	0
	Haemangioma	3 (13 %)	0	0	0
Gastrointestinal tract	Gastric or intestinal tumor	0	0	0	0
Lung	Adenocarcinoma	2 (8 %)	2 (7 %)	0	1 (3 %)
	Adenoma	0	1 (3 %)	0	0
Eye	Harderian gland adenoma	0	1 (3 %)	0	0
Skin	Eccrine adenocarcinoma	0	0	1 (2 %)	0
Ovary	Cystic adenoma	0	0	1 (2 %)	1 (3 %)
Uterus	Stromal sarcoma	0	0	1 (2 %)	0
Testis	Adenoma	0	1 (3 %)	0	0