Table 1.

General parameters

Treatment	No. rats examined	Drinking water intake (g/day)	Body weight (g)	Liver weight (g)	Relative liver weight (g/100 g body weight)	Length of the large bowel (cm)
AOM alone	14	27.3 ± 1.3	203 ± 11	10.2 ± 1.0	5.0 ± 0.5	19.0 ± 1.8
AOM + 0.2% 1‐MT	14	25.2 ± 2.3	198 ± 13*	10.1 ± 0.7	5.1 ± 0.4	19.6 ± 1.1
AOM + 0.1% EGCG	14	26.1 ± 2.9	202 ± 8	9.8 ± 0.8	4.9 ± 0.5	19.0 ± 0.9
0.2% 1‐MT	6	25.3 ± 4.3	217 ± 12	10.6 ± 0.8	4.9 ± 0.2	20.3 ± 1.6
0.1% EGCG	6	26.5 ± 1.4	212 ± 16	10.2 ± 0.9	4.8 ± 0.6	19.5 ± 1.1
No treatment	6	26.8 ± 0.8	208 ± 9	9.6 ± 0.8	4.6 ± 0.4	19.0 ± 2.1

Data are given as the mean ± SD. *P < 0.05 compared with 0.2% 1‐methyltryptophan (1‐MT) alone. AOM, azoxymethane; EGCG, (−)‐epigallocatechin gallate.