Research Article
Concurrent Synthesis of Zero- and One-Dimensional, Spherical, Rod-, Needle-, and Wire-Shaped CuO Nanoparticles by Proteus mirabilis 10B
Table 1
The maximum inhibition zone of different concentrations of biogenic CuO-NPs, metal precursor, and antibiotics against planktonic pathogens.
| Microorganism | Concentration | Zone of inhibition (ZOI) (mm) | CuO-NP type | Metal precursor | Antibiotics | Class | Strain | μg/ml | Intracellular | Extracellular | | Rifamycin | Tetracycline | Streptomycin | Nystatin |
| Fungi | A. bracelleuse | 100 | 5.3 ± 03 | 0.3 ± 0.03 | 1.2 ± 0.3 | ND | ND | ND | 5.7 ± 0.8 | (ATCC 16404) | 200 | 8.5 ± 0.5 | 0.4 ± 0.02 | 2 ± 0.6 | ND | ND | ND | 9.1 ± 1.2 | C. albicans | 100 | 6.9 ± 0.5 | 0.3 ± 0.05 | 1.5 ± 0.6 | ND | ND | ND | 6.8 ± 0.6 | (ATCC 10231) | 200 | 10 ± 0.7 | 0.5 ± 0.1 | 2.1 ± 0.4 | ND | ND | ND | 9.9 ± 0.5 |
| Gram-negative bacteria | P. aeruginosa | 100 | 3.8 ± 0.8 | 0 ± 0 | 0.8 ± 0.2 | 5.1 ± 0.5 | 6.1 ± 0.5 | 5.2 ± .8 | ND | (ATCC 27853) | 200 | 5.3 ± 0.9 | 0.2 ± 0.09 | 1.1 ± 0.6 | 8.9 ± 0.3 | 10.3 ± 0.9 | 9.6 ± 1.6 | ND | S. typhi | 100 | 3.2 ± 0.6 | 0 ± 0 | 0.8 ± 0.3 | 5.5 ± 0.6 | 6.3 ± 0.8 | 5.5 ± 0.7 | ND | (ATTC 700931) | 200 | 4.7 ± 0.6 | 0.2 ± 0.07 | 1.2 ± 0.5 | 8.1 ± 1.0 | 10.1 ± 1.3 | 9.7 ± 1.1 | ND | E. coli | 100 | 3.1 ± 0.2 | 0.1 ± 0.03 | 1 ± 0.4 | 5.7 ± 0.7 | 6.3 ± 0.8 | 5.5 ± 0.7 | ND | (ATCC 25922) | 200 | 5.4 ± 0.3 | 0.3 ± 0.03 | 1.8 ± 0.6 | 8.3 ± 0.8 | 9.2 ± 1.3 | 9.3 ± 1.3 | ND |
| Gram-positive bacteria | C. perfringens | 100 | 5.8 ± 0.8 | 0.5 ± 0.05 | 1.7 ± 0.7 | 7.4 ± 1.2 | 8.7 ± 0.8 | 7.5 ± 1.0 | ND | (ATCC 13124) | 200 | 7 ± 1.1 | 0.6 ± 0.1 | 2.6 ± 0.8 | 13.5 ± 1.5 | 14.2 ± 1.3 | 12.2 ± 1.3 | ND | B. cereus | 100 | 8.3 ± 1.2 | 0.4 ± 0.08 | 0.8 ± 0.07 | 7.8 ± 0.6 | 8.2 ± 0.8 | 8.4 ± 0.6 | ND | (ATCC 7464) | 200 | 10.6 ± 1.5 | 0.8 ± 0.08 | 1.3 ± 0.3 | 14.2 ± 0.9 | 15.5 ± 1.5 | 13.8 ± 1.1 | ND | S. aureuse | 100 | 7.5 ± 0.7 | 0.2 ± 0.03 | 1.2 ± 0.5 | 6.7 ± 0.3 | 8.3 ± 0.5 | 7.6 ± 0.8 | ND | (ATCC 25923) | 200 | 9.7 ± 0.3 | 0.3 ± 0.05 | 1.8 ± 0.9 | 12.3 ± 1.0 | 14.7 ± 1.3 | 13.2 ± 1.5 | ND | E. faecalis | 100 | 4.8 ± 0.6 | 0.3 ± 0.07 | 1.4 ± 0.5 | 6.3 ± 0.7 | 7.9 ± 0.7 | 6.7 ± 0.8 | ND | (ATCC 29212) | 200 | 6.3 ± 0.8 | 0.5 ± 0.03 | 2.5 ± 0.7 | 9.5 ± 1.1 | 12.2 ± 0.6 | 10.5 ± 0.5 | ND |
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ND: not detected.
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