Treatments

Number of revertants (M ± SD)/plate and (MI)

TA 98

TA 100

TA 102

TA 97a

mg/plate

−S9

+S9

−S9

+S9

−S9

+S9

−S9

+S9

Vanillin

0.0a

20 ± 2

30 ± 2

115 ± 7

121 ± 9

313 ± 24

411 ± 17

151 ± 8

143 ± 8

0.10

20 ± 3 (1.0)

33 ± 3 (1.1)

103 ± 8 (0.9)

142 ± 9 (1.2)

375 ± 15 (1.2)

453 ± 27 (1.1)

171 ± 11 (1.1)

192 ± 6 (1.3)

0.20

17 ± 1 (0.9)

35 ± 3 (1.2)

111 ± 11 (1.0)

148 ± 11 (1.2)

430 ± 19 (1.4)

496 ± 13 (1.2)

205 ± 22 (1.4)

167 ± 12 (1.2)

0.39

19 ± 3 (0.9)

30 ± 4 (1.0)

110 ± 2 (1.0)

143 ± 10 (1.2)

422 ± 43 (1.4)

503 ± 14 (1.2)

186 ± 12 (1.2)

163 ± 7 (1.1)

0.59

16 ± 2 (0.8)

37 ± 3 (1.2)

108 ± 6 (0.9)

144 ± 13 (1.2)

367 ± 26 (1.2)

489 ± 27 (1.2)

167 ± 17 (1.1)

167 ± 5 (1.2)

0.78

20 ± 2 (1.0)

34 ± 6 (1.1)

108 ± 10 (0.9)

116 ± 3 (1.0)

325 ± 41 (1.0)

445 ± 21 (1.1)

173 ± 7 (1.1)

170 ± 13 (1.2)

Ctrol+

1319 ± 41b

1696 ± 41e

1708 ± 27c

1480 ± 52e

1220 ± 24d

1825 ± 55f

1875 ± 62b

1623 ± 48e