Comparative performance of the antibacterial activity of CuONPs synthesized with different conditions.
Use of reducing agents | Evaluation pattern against MDR bacteria | The source of bacteria investigated | Name of organisms | Doses of NPs (μg ml−1) | Zone of inhibition (mm)/growth of bacteria | References | |
---|---|---|---|---|---|---|---|
MIC | MBC | ||||||
Gloriosa superba L. extract | Not done | Laboratory stock | 1. Klebsiella aerogenes | 100 | — | 12.00 ± 0.00 | 33 |
2. Escherichia coli | 7.33 ± 0.33 | ||||||
3. Staphylococcus aureus | 3.33 ± 0.33 | ||||||
4. Pseudomonas desmolyticum | 2.67 ± 0.33 | ||||||
Morinda tinctoria | Not done | Unknown | 1. S. aureus | 500 | 1000 | 10 | 61 |
2. B. subtilis | 16 | ||||||
3. E. coli | 12 | ||||||
4. P. aeruginosa | 10 | ||||||
Acanthospermum hispidum L. leaves extract | Not done | Human pathogen | 1. E. coli | 25 | — | 13 | 87 |
2. P. aeruginosa | 50 | 12 | |||||
3. S. pyogenus | 100 | 17 | |||||
4. S. aureus | 250 | 18 | |||||
Gum karaya | Not done | Laboratory stock | 1. E. coli | 103 ± 4.7 | 125 ± 5.5 | 16.2 ± 0.8 | 88 |
2. S. aureus | 120 ± 8.1 | 135 ± 8.8 | 14.5 ± 0.6 | ||||
Aerva javanica leaf extract | Not done | Laboratory stock | 1. E. coli | 128 | 128 | 6 ± 1 | 64 |
2. P. aeruginosa | 10 ± 1 | ||||||
3. S. aureus | 12 ± 1 | ||||||
4. Acenetobacter | 12 ± 1 | ||||||
Citrus limon | Not done | Laboratory stock | 1. S. aureus | N/A | — | 20 | 64 |
2. E. coli | 25 | ||||||
Bifurcaria bifurcate extract | Not done | Laboratory stock | 1. Enterobacter aerogenes | 20 | — | 14 | 55 |
2. S. aureus | 16 | ||||||
Justicia gendarussa | 1. E. coli | 75 | — | 16 | 58 | ||
2. S. aureus | 18 | ||||||
Citrus limon | Done | Laboratory stock | 1. S. aureus | 0.8 | 1.6 | 26 ± 0.5 | This study |
2. E. coli | 1.6 | 3.1 | 24 ± 0.1 |