Table 4. Number of Viable Bacteria of S. aureus and P. aeruginosa Adhered to the Surface of PVC Control and SLIPS Samples, Incubated at 37 °C, after 4 and 24 h (n = 5)a.
| viable
bacterial adherence (log (cfu mL–1)) |
||||
|---|---|---|---|---|
|
S. aureus |
P. aeruginosa |
|||
| sample | t = 4 h | t = 24 h | t = 4 h | t = 24 h |
| PVC | 4.10 ± 0.31 | 5.52 ± 0.18 | 4.93 ± 0.09 | 6.19 ± 0.20 |
| silver-PVC | 2.82 ± 0.21 | n.d | 1.39 ± 1.28 | 2.08 ± 1.17 |
| silver-[P666 14][AOT]-SLIPS | n.d | n.d | n.d | n.d |
| silver-[P888 14][AOT]-SLIPS | n.d | n.d | n.d | n.d |
| silver-[P181818 1][AOT]-SLIPS | n.d | n.d | n.d | n.d |
| silver-[P444 2OH][AOT]-SLIPS | n.d | n.d | n.d | n.d |
| silver-[P666 14][Tf2N]-SLIPS | n.d | n.d | n.d | 1.15 ± 1.59 |
A result of “n.d” denotes a bacterial adherence below the limit of detection of 50 cfu mL–1.