| AgNC | Silver nanocluster |
| AgNPs | Silver nanoparticles |
| HRTEM | High resolution transmission electron microscopy |
| LB | Luria Bertani |
| MICs | Minimum inhibitory concentrations |
| PEI | Polyethyleneimine |
| PEI-AgNCs | Polyethyleneimine capped silver nanoclusters |
| PVP | Polyvinylpyrrolidone |
| EX/EM | Excitation/emission wavelength |