Table 3.
Antifungal activity of B. rapa extracts, ZnO-QDs and its different combination against foodborne bacteria.
| Fungi | Inhibition zones mm (Mean ±* S.E) | ||||||
|---|---|---|---|---|---|---|---|
| Negative control | Positive control | I | II | III | IV | V | |
| A. flavus | 0 | 24.7 ± 1.12a | 8.5 ± 0.77cd | 8.2 ± 0.68d | 8.8 ± 0.68cd | 11.8 ± 2.29b | 9.5 ± 1.18c |
| A. niger | 0 | 27.7 ± 1.38a | 10.3 ± 1.86c | 8.0 ± 0.44d | 10.2 ± 0.68c | 20.5 ± 1.60b | 10.2 ± 0.52c |
| A. ocheraceus | 0 | 21.7 ± 0.93a | 8.5 ± 0.77c | 8.7 ± 0.26c | 8.8 ± 0.68c | 12.7 ± 1.15b | 11.0 ± 0.44b |
| F. proliferatium | 0 | 28.3 ± 0.76a | 9.5 ± 1.50d | 8.2 ± 0.76e | 9.8 ± 1.04d | 14.3 ± 2.02b | 11.8 ± 1.89c |
| F. verticilioides | 0 | 20.3 ± 1.69a | 8.5 ± 0.44e | 8.3 ± 0.51e | 12.0 ± 0.76c | 18.2 ± 1.12b | 10.7 ± 0.93d |
| P. verrcusum | 0 | 27.2 ± 0.93a | 9.2 ± 1.44d | 7.5 ± 0.44e | 11.0 ± 0.44c | 14.8 ± 0.93b | 11.3 ± 0.52c |
n = 3, * S.E: Standard error, different subscripts within row are significantly different at the 5% level, I: B. rapa essential oil, II: B. rapa ethanolic extract, III: ZnO-QDs, IV: combination between ZnO-QDs and B. rapa essential oil,V: combination between ZnO-QDs and ethanolic extract, negative control: DMSO, positive control: miconazole.