Table 2.
Combinations | S # | Biofilm OD578a | Cell surface hydrophobicity |
Pre-biofilm population after 18 hr incubation |
Biofilm population after 48 hr of incubation |
SCVs or persister cell population of biofilms |
||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
18 hr | 24 hr | 48 hr | E. coli | S. aureus | P. aeruginosa | E. coli | S. aureus | P. aeruginosa | E. coli | S. aureus | P. aeruginosa | |||
Biofilm positive isolates in multi-specie biofilms | 1 | 0.93 | 0.45 | 0.68 | 0.77 | 1x105 | 1x104 | 1x102 | 1x102 | <10CFU | 1x103 | 1x101 | <10CFU | 1x102 |
2 | 0.92 | 0.33 | 0.66 | 0.71 | 1x105 | 1x104 | 1x102 | 1x102 | <10CFU | 1x103 | 1x101 | <10CFU | 1x102 | |
3 | 0.89 | 0.41 | 0.73 | 0.82 | 1x105 | 1x104 | 1x103 | 1x102 | 1x103 | 1x103 | 1x101 | <10CFU | 1x102 | |
4 | 0.97 | 0.44 | 0.77 | 0.87 | 1x105 | 1x104 | 1x103 | <10CFU | 1x103 | 1x103 | <10CFU | 1x101 | 1x102 | |
5 | 0.99 | 0.22 | 0.71 | 0.89 | 1x104 | 1x104 | 1x103 | 1x102 | <10CFU | 1x103 | 1x101 | <10CFU | 1x102 | |
6 | 1.01 | 0.24 | 0.73 | 0.94 | 1x105 | 1x104 | 1x103 | 1x102 | <10CFU | 1x103 | <10CFU | <10CFU | 1x102 | |
7 | 1.03 | 0.26 | 0.71 | 0.91 | 1x105 | 1x105 | 1x103 | <1CFU | 1x103 | 1x103 | <10CFU | <10CFU | 1x102 | |
8 | 0.92 | 0.34 | 0.67 | 0.77 | 1x104 | 1x105 | 1x103 | 1x103 | <10CFU | 1x103 | <10CFU | <10CFU | 1x102 | |
9 | 1.04 | 0.27 | 0.69 | 0.93 | 1x105 | 1x104 | 1x103 | 1x103 | <10CFU | 1x103 | <10CFU | <10CFU | 1x102 | |
Biofilm Negative Isolates in multi-specie biofilms | 1 | BND | 0.22 | 0.68 | 0.51 | 1x105 | 1x104 | 1x104 | BND | BND | BND | BND | BND | BND |
2 | BND | 0.19 | 0.66 | 0.52 | 1x105 | 1x105 | 1x104 | BND | BND | BND | BND | BND | BND | |
3 | 0.86 | 0.33 | 0.69 | 0.72 | 1x105 | 1x104 | 1x103 | 1x102 | <10CFU | 1x103 | <10CFU | <10CFU | 1x102 | |
4 | 0.88 | 0.37 | 0.41 | 0.74 | 1x105 | 1x104 | 1x103 | 1x102 | <10CFU | 1x103 | 1x101 | <10CFU | 1x101 | |
5 | BND | 0.31 | 0.44 | 0.46 | 1x105 | 1x104 | 1x104 | BND | BND | BND | BND | BND | BND | |
6 | BND | 0.28 | 0.43 | 0.51 | 1x105 | 1x104 | 1x104 | BND | BND | BND | BND | BND | BND | |
7 | BND | 0.27 | 0.42 | 0.55 | 1x105 | 1x104 | 1x104 | BND | BND | BND | BND | BND | BND | |
8 | BND | 0.22 | 0.34 | 0.52 | 1x105 | 1x104 | 1x104 | BND | BND | BND | BND | BND | BND | |
9 | BND | 0.18 | 0.33 | 0.47 | 1x105 | 1x104 | 1x103 | BND | BND | BND | BND | BND | BND |