Figure 2.
Enumeration of planktonic bacterial survival for gram-negative Pseudomonas aeruginosa (A) and Ralstonia pickettii (B) as well as gram-positive Staphylococcus aureus (C), Staphylococcus epidermidis (D), and Cutibacterium acnes (E) following treatment with saline, triple antibiotic solution (TAB), 50% PI (±TAB), or 100% PI for 1, 5, or 10 minutes. Data are represented as mean bacterial survival ± standard deviation in log (CFU/mL) from 3 experimental replicates and 6 treatment replicates per experiment. Note: PI refers to 10% povidone-iodine or full-strength Betadine.