Research Article
Evaluation of Antioxidant and Antibacterial Potentials of Nigella sativa L. Suspension Cultures under Elicitation
Table 4
Minimum inhibitory concentration of N. sativa suspension cultures under pectin and MnCl2 elicitation.
| | Pathogenic bacterial strains | Minimum inhibitory concentration (µg mL−1) of different extracts | | A | B | C | D | E | F | G | H |
| | E. coli | 3.61 ± 0.5 | 2.35 ± 0.8 | 3.20 ± 0.6 | 2.90 ± 0.3 | 2.46 ± 0.5 | 3.25 ± 0.3 | 2.46 ± 0.2 | 4.15 ± 0.3 | | S. typhi | 3.90 ± 0.4 | 2.65 ± 0.3 | 3.85 ± 0.5 | 3.56 ± 0.4 | 3.10 ± 0.3 | 3.75 ± 0.4 | 2.75 ± 0.4 | 4.86 ± 0.3 | | B. cereus | 4.02 ± 0.2 | 2.40 ± 0.3 | 3.80 ± 0.2 | 3.15 ± 0.2 | 2.55 ± 0.6 | 3.36 ± 0.3 | 2.49 ± 0.3 | 4.55 ± 0.4 | | S. aureus | 4.15 ± 0.5 | 2.60 ± 0.5 | 3.65 ± 0.7 | 3.20 ± 0.3 | 2.58 ± 0.6 | 3.69 ± 0.7 | 2.54 ± 0.5 | 4.69 ± 0.7 | | K. pneumoniae | 4.20 ± 0.6 | 2.55 ± 0.4 | 3.32 ± 0.4 | 3.65 ± 0.4 | 2.65 ± 0.3 | 3.95 ± 0.2 | 2.59 ± 0.2 | 5.05 ± 0.2 |
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A = epicotyl extract; B = control suspension culture; C = pectin 5 mg/L elicitation; D = pectin 10 mg/L elicitation; E = pectin 15 mg/L elicitation; F = MnCl2 5 mg/L elicitation; G = MnCl2 10 mg/L elicitation; H = MnCl2 15 mg/L elicitation; “−” = absent; and “+” = present.
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