Table 3.
Main chemical structures of QAS and their properties.
| Ref | QAS Structure | Properties | Bacteria tested |
|---|---|---|---|
| [82] |  |
Antimicrobial | E. coli |
| S. aureus | |||
| B. subtilis | |||
| [83] |  |
Antimicrobial | E. coli |
| S. aureus | |||
| [84] |  |
Antimicrobial | E. coli |
| S. aureus | |||
| [85] |  |
Gemini-QAS | E. coli |
| Antimicrobial | S. aureus | ||
| [86] |  |
Gemini-QAS | E. coli |
| Antimicrobial | S. aureus | ||
| [87] |  |
Antimicrobial | E. coli |
| S. aureus | |||
| B. subtilis | |||
| [88] |  |
Zwitterionic | E. coli |
| Antibacterial | S. aureus | ||
| Non-hemolytic | |||
| [90] |  |
Zwitterionic Antibacterial | E. coli |
| Protein adsorption resistant | |||
| [91] |  |
Gemini-QAS | S. aureus |
| Antibacterial | |||
| [93] |  |
Antibacterial | E. coli |
| S. aureus |