Table 4 Diameters of inhibition zones (mm) of fractions from C. gigantea ethyl acetate extract
From: Cyathea gigantea (Cyatheaceae) as an antimicrobial agent against multidrug resistant organisms
FR II | FR III | FR IV | |||||||
|---|---|---|---|---|---|---|---|---|---|
100 | 200 | 400 | 100 | 200 | 400 | 100 | 200 | 400 | |
Staphylococcus aureus ATCC 25923 | 15.33 ± .577 | – | – | 10.5 ± 0.5 | – | – | 23.17 ± .76 | – | – |
KKN 3 | 12 ± 1.5 | – | – | 1.33 ± 1.04 | – | – | 21.5 ± 1.32 | – | – |
KKN 4 | 16.5 ± 0.5 | – | – | 8.67 ± 1.15 | – | – | 21.83 ± 1.89 | – | – |
KKN 10 | 11.33 ± .288 | – | – | 9.167 ± 1.75 | – | – | 22.33 ± 1.52 | – | – |
KKN 11 | 13.33 ± .288 | – | – | 11.33 ± 1.52 | – | – | 23.47 ± .503 | – | – |
KKN 12 | 12.167 ± 1.755 | – | – | 10.33 ± .289 | – | – | 20.33 ± .577 | – | – |
Escherichia coli ATCC 25922 | – | – | 7.167 ± .751 | – | – | 15.167 ± 1.25 | – | – | 24.5 ± 0.5 |
KKN 5 | – | – | 6.67 ± 1.154 | – | – | 13.13 ± 1.20 | – | – | 23.5 ± .866 |
KKN 6 | – | – | 6.83 ± 1.44 | – | – | 12 ± 0.5 | – | – | 22.467 ± 1.36 |
Pseudomonas aeruginosa PAO1 | – | – | 8.67 ± .763 | – | – | 11.33 ± 1.52 | – | – | 26.067 ± .901 |
KKN 1 | – | – | 9.33 ± .288 | – | – | 9.67 ± .577 | – | – | 23.83 ± .763 |
KKN 2 | – | – | 7.67 ± .577 | – | – | 9.5 ± 0.5 | – | – | 23.83 ± 1.44 |