Table 3 Mean number of revertants per plate (± SD) in S. typhimurium TA 98 and TA 100 exposed to different concentrations of the 31 methanol plant plant extracts

1

33.33 ± 5.03

36.33 ± 4.04

43.33 ± 5.51

134.00 ± 16.09

139.00 ± 18.52

135.33 ± 7.63

2

25.33 ± 4.50

42.33 ± 7.30

36.00 ± 6.12

151.00 ± 16.64

139.67 ± 7.50

136.67 ± 9.86

3

53.67 ± 3.51

63.33 ± 4.93

58.33 ± 6.35

124.33 ± 6.43

137.67 ± 4.93

155.00 ± 3.60

4

23.00 ± 6.24

20.00 ± 4.04

24.00 ± 5.20

137.67 ± 11.59

143.00 ± 5.57

143.67 ± 2.52

5

28.67 ± 7.10

16.90 ± 5.69

18.67 ± 3.78

135.33 ± 5.13

117.67 ± 6.80

127.67 ± 15.95

6

23.67 ± 2.52

23.33 ± 3.05

19.00 ± 1.00

109.33 ± 10.12

127.33 ± 4.93

145.00 ± 3.51

7

32.33 ± 2.52

29.67 ± 7.02

19.67 ± 3.51

111.33 ± 10.07

137.00 ± 12.12

138.67 ± 11.72

8

34.67 ± 4.51

24.67 ± 7.23

21.33 ± 2.52

113.00 ± 3.61

134.00 ± 4.04

120.33 ± 4.04

9

29.33 ± 5.03

28.67 ± 5.51

25.67 ± 3.21

112.67 ± 2.04

126.00 ± 7.58

122.67 ± 11.37

10

27.00 ± 2.00

26.67 ± 1.53

26.67 ± 2.08

101.67 ± 5.13

119.67 ± 4.51

104.67 ± 5.69

11

28.00 ± 3.60

29.00 ± 6.24

25.67 ± 4.51

101.33 ± 4.16

90.00 ± 3.61

93.83 ± 2.52

12

22.33 ± 6.81

23.67 ± 4.04

25.67 ± 3.05

101.33 ± 1.53

115.00 ± 12.06

127.33 ± 3.21

13

19.33 ± 6.35

24.67 ± 6.43

19.00 ± 3.61

109.33 ± 9.71

104.00 ± 5.00

116.00 ± 4.58

14

15.00 ± 5.29

29.00 ± 9.54

29.33 ± 5.69

100.67 ± 4.16

101.67 ± 7.37

96.67 ± 9.71

15

22.67 ± 1.15

28.33 ± 7.50

23.67 ± 1.53

92.67 ± 6.43

96.33 ± 3.21

99.33 ± 3.06

16

19.67 ± 4.16

22.00 ± 2.64

20.67 ± 4.16

91.67 ± 3.21

85.00 ± 3.00

90.33 ± 2.31

17

24.33 ± 4.51

25.00 ± 4.00

22.67 ± 5.13

104.00 ± 5.29

91.00 ± 4.60

98.00 ± 2.00

18

24.00 ± 2.00

21.67 ± 2.08

26.67 ± 6.03

95.67 ± 2.52

82.67 ± 3.79

96.67 ± 1.53

19

26.00 ± 5.57

23.00 ± 6.00

25.33 ± 8.14

89.33 ± 10.69

81.33 ± 1.52

102.33 ± 2.08

20

28.67 ± 6.11

24.33 ± 1.15

21.33 ± 3.05

70.00 ± 7.55

84.33 ± 1.53

74.00 ± 7.80

21

23.33 ± 6.03

21.33 ± 2.08

25.00 ± 2.64

49.33 3.79

84.00 ± 10.15

77.00 ± 8.08

22

16.00 ± 1.00

19.67 ± 3.05

18.67 ± 5.51

87.67 ± 8.62

83.33 ± 4.73

86.33 ± 3.3.22

23

18.00 ± 4.36

19.67 ± 4.04

20.33 ± 1.53

88.00 ± 1.73

88.33 ± 14.50

89.00 ± 3.06

24

21.33 ± 3.21

25.00 ± 6.24

19.33 ± 3.05

82.33 ± 7.37

83.33 ± 2.89

86.00 ± 2.65

25

40.00 ± 3.60

35.00 ± 8.54

35.33 ± 2.89

102.00 ± 7.94

127.33 ± 10.69

119.00 ± 11.27

26

38.67 ± 11.06

33.33 ± 9.50

34.33 ± 6.66

114.00 ± 14.00

104.00 ± 6.00

92.50 ± 7.00

27

36.67 ± 8.14

42.67 ± 2.08

36.66 ± 2.08

122.67 ± 11.59

107.33 ± 6.03

124.00 ± 4.58

28

37.00 ± 2.64

36.67 ± 6.02

34.67 ± 4.51

119.00 ± 6.00

94.00 ± 4.16

104.00 ± 8.50

29

28.33 ± 9.71

29.00 ± 6.00

33.00 ± 9.16

97.50 ± 5.13

86.50 ± 5.69

100.00 ± 8.72

30

33.33 ± 6.11

34.67 ± 4.04

29.67 ± 6.81

98.67 ± 5.03

91.66 ± 9.45

98.67 ± 5.51

31

25.33 ± 4.04

35.00 ± 3.60

33.00 ± 11.00

82.67 ± 2.52

104.67 ± 5.51

104.00 ± 9.64

Solvent blank

24.7 ± 6.59

119.90 ± 9.85

4NQO

239.44 ± 17.31

1082.34 ± 63.91