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Table 4 Antifungal activity of P. hydropiper extracts against fungal strains in disc diffusion assay

From: Chemical profiling, antimicrobial and insecticidal evaluations of Polygonum hydropiper L

Samples/Fractions

Fungal strains (DIZ in mm n = 3 SEM)

Conc. μg/ml

Aspergillus fumigatus

Aspergillus flavus

Aspergillus niger

Fusarium oxysporum

Crude (Ph.Cr)

125

6.33 ± 0.33

9.00 ± 1.15

5.00 ± 0.00

9.66 ± 1.76

250

10.00 ± 0.57

16.00 ± 0.57

8.50 ± 1.00

13.33 ± 0.88

500

16.00 ± 0.00

20.33 ± 0.88

12.00 ± 0.57

18.00 ± 0.00

n-Hexane (Ph.Hex)

125

6.66 ± 0.66

8.00 ± 0.57

8.00 ± 1.15

4.00 ± 0.50

250

9.33 ± 0.88

11.00 ± 1.15

11.33 ± 0.88

7.30 ± 1.50

500

11.00 ± 1.15

16.33 ± 0.33

16.00 ± 1.00

10.00 ± 1.00

Ethyl acetate (Ph.EtAc)

125

14.00 ± 0.57

7.00 ± 1.15

13.66 ± 0.66

6.33 ± 1.45

250

16.00 ± 0.33

9.33 ± 0.88

17.33 ± 2.02

9.00 ± 1.15

500

21.33 ± 0.88

17.00 ± 0.00

19.66 ± 1.76

15.00 ± 0.00

Butanol (Ph.Bt)

125

13.00 ± 0.50

9.00 ± 0.50

15.00 ± 0.00

12.33 ± 0.66

250

18.00 ± 1.70

14.00 ± 1.73

21.66 ± 1.45

18. 00 ± 0.50

500

22.33 ± 1.45

17.33 ± 1.45

26.00 ± 2.30

26.00 ± 1.73

Chloroform (Ph.Chf)

125

13.00 ± 1.15

13.00 ± 1.15

14.33 ± 0.88

9.33 ± 2.02

250

20.33 ± 0.88

17.00 ± 2.30

19.00 ± 1.45

13.00 ± 0.57

500

26.00 ± 1.73

22.66 ± 1.20

23.00 ± 1.15

16.00 ± 2.30

Aqueous (Ph.Aq)

125

10.33 ± 0.88

15.00 ± 1.15

12.00 ± 00

12.30 ± 0.33

250

13.00 ± 1.15

18.00 ± 1.73

17.00 ± 1.45

17.00 ± 1.73

500

17.00 ± 2.30

24.33 ± 1.45

21.00 ± 0.57

28.66 ± 0.88

Saponins (Ph.Sp)

125

8.33 ± 0.88

11.00 ± 0.00

7.00 ± 0.00

9.00 ± 2.30

250

11.66 ± 0.66

16.00 ± 0.50

12.33 ± 1.20

12.66 ± 1.20

500

16.00 ± 0.57

18.33 ± 1.15

15.00 ± 1.15

15.00 ± 0.00

Positive Control

125

19.33 ± 0.88

23.66 ± 1.76

17.00 ± 2.88

22.66 ± 1.20

250

26.00 ± 1.15

30.66 ± 2.33

22.00 ± 2.00

28.66 ± 2.60

500

33.00 ± 0.57

36.00 ± 1.73

29.00 ± 1.15

35.33 ± 2.02

N. Control

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  1. Positive Control: Amphotericin-B. Results are expressed as diameter of inhibitory zone (DIZ). Each value represent Mean ± SEM of three independent experimental readings