Table 2.
Inhibition effect of Citrus aurantifolia extract on urease activities of Helicobacter pylori strains ATCC 43526 and triple drug resistant Helicobacter pylori
| Dilution titer of citrus aurantifolia | ATCC 43526 Urease activity (%) |
TDR Urease activity (%) |
|---|---|---|
| Control | 100 | 100 |
| 1/1024 | 98.3 | 67.6 |
| 1/512 | 103.0 | 28.0 |
| 1/256 | 71.8 | 31.5 |
| 1/128 | 36.6 | 2.6 |
| 1/64 | 18.8 | 2.7 |
| 1/32 | 17.0 | 2.7 |
| 1/16 | 17.6 | 2.6 |
| 1/8 | 16.9 | 2.6 |
| 1/4 | 16.1 | 2.7 |
| 1/2 | 15.2 | 2.7 |
| 1 | 14.9 | 2.8 |
ATCC 43526 Helicobacter pylori strains ATCC 43526, TDR triple drug resistant