Table 1.

Proportion of clones with deletions in FRA3B

APH dose, μM	Frequency of clones with FRA3B deletions, %	No. of clones with FRA3B deletions	P, compared with control
0.0	0	0/30	—
0.3	13	4/30	0.112
0.6	23	7/30	0.011
Total	18	11/60	0.013