Table 1 Fold occurrence of AhR binding sites in the promoters of Aroclor 1254-regulated genes. The occurrence value of AhR binding sites in the promoters of control genes is set to 1.

Aroclor 1254-induced

Aroclor 1254-repressed

Matrix similarity cut-off 0.96

1

2.62

2.78

Matrix similarity cut-off 0.98

1

4.28

6.87

Genes involved in regulation of cell cycle (29)

Aroclor 1254-induced

Aroclor 1254-repressed

Matrix similarity cut-off 0.96

1

2.38

2.44

Matrix similarity cut-off 0.98

1

6.43

3.99

Genes involved in apoptosis (18)

Aroclor 1254-induced

Aroclor 1254-repressed

Matrix similarity cut-off 0.96

1

0.42

2.67

Matrix similarity cut-off 0.98

1

1.87

5.99