Table 1.

Summary of results

Government parameter	Kidney	Liver	Testis
No. of mice sampled	6	6	6
Replicate arrays per sample	4	4	4
Total no. of expressed genes on array	3,088	2,514	3,252
Variable genes at P < 0.05	102 (3.3%)	21 (0.8%)	62 (1.9%)
Average mouse variance	0.038	0.018	0.054