Table 8 Antimicrobial assay of the Schiff-base ligand and its mixed ligand complexes.
Mixed ligand complexes | Zones diameter showing complete growth inhibition (mm) | |||||
|---|---|---|---|---|---|---|
Gram-positive bacteria | Gram-negative bacteria | Fungi | ||||
S. aureus | B. subtilis | P. vulgaris | E. coli | A. flavus | C. albicans | |
[FeL(bpy)]Cl3·H2O | 18 (75) | 19 (73) | NA | 20 (67) | 12 (75) | 20 (100) |
[CoL(bpy)]Cl2·3H2O | 21 (88) | 18 (69) | 12 (48) | 23 (77) | 15 (94) | 22 (110) |
[CuL(bpy)]Cl2 | 26 (108) | 24 (92) | 10 (40) | 30 (100) | NA | 12 (60) |
[CdL(bpy)](NO3)2 | 28 (117) | 32 (124) | 21 (84) | 33(110) | 25 (156) | 22 (110) |
L | 19 (79) | 25 (96) | NA | 24 (80) | 14 (88) | 25 (125) |
2,2′-Bipy | 17(70.83) | 10(83.46) | 9(36) | 12(40) | 19(118.75) | 18(90) |
Gentamycin | 24 | 26 | 25 | 30 | – | – |
Ketoconazole | – | – | – | – | 16 | 20 |
DMSO | 0 | 0 | 0 | 0 | 0 | 0 |
