| PEG | polyethylene glycol |
| QCM | quartz crystal microbalance |
| ATCC | American Type Culture Collection |
| PBS | phosphate buffer solution |
| BHI | brain heart infusion |
| SEM | scanning electron microscopy |
| CFU | colony-forming unit |
| ANOVA | analysis of variance |
| DOPA | 3,4-dihydroxy-L-phenylalanine |