TABLE 1.
Antibacterial activity-minimum inhibitory concentrations (MIC-μg ml–1) and minimum bactericidal concentrations (MBC-μg ml–1) of EA (ethyl-acetate) culture extract of HelS1 against pathogenic bacteria.
| Pathogenic bacteria | MIC (μgmL–1) | MBC (μgmL–1) |
| Gram-positive pathogens | ||
| B. cereus (ATCC-14579) | 12.5 | 25 |
| B. subtilis (ATCC-11774) | 12.5 | 25 |
| S. aureus (ATCC-29213) | 50 | 100 |
| Methicillin-resistant Staphylococcus aureus (MRSA; ATCC 33591) | 100 | 200 |
| S. epidermidis (MTCC 2639) | 25 | 50 |
| L. monocytogenes (MTCC657) | 100 | 200 |
| Gram-negative pathogens | ||
| S. flexneri (MTCC 1457) | 200 | 400 |
| S. dysenteriae (ATCC 13313) | 400 | 800 |
| V. parahaemolyticus (ATCC 17802) | 400 | 800 |
| K. pneumoniae (ATCC 75388) | 200 | 400 |
| P. mirabilis (ATCC 12453) | 400 | 800 |
| P. aeruginosa (ATCC 9027) | 200 | 400 |
| E. coli (MTCC 4296) | 400 | 800 |