From: Screening of Lactobacillus spp. for the prevention of Pseudomonas aeruginosa pulmonary infections
Acid concentrations (mM) | OD595nmof P. aeruginosa at different pH and acid concentrations* | |||
---|---|---|---|---|
Lactic acid | pHÂ 7 | pHÂ 6 | pHÂ 5 | pHÂ 4 |
0 | 0.60 ± 0.03 | 0.62 ± 0.01 | 0.43 ± 0.02 | 0.01 ± 0.00 |
50 | 0.74 ± 0.06 | 0.81 ± 0.11 | 0.47 ± 0.19 | 0.12 ± 0.01 |
100 | 0.65 ± 0.02 | 0.65 ± 0.02 | 0.23 ± 0.07 | 0.12 ± 0.01 |
Acetic acid | pHÂ 7 | pHÂ 6 | pHÂ 5 | pHÂ 4 |
0 | 0.60 ± 0.03 | 0.62 ± 0.01 | 0.43 ± 0.02 | 0.01 ± 0.00 |
12.5 | 0.70 ± 0.06 | 0.58 ± 0.02 | 0.38 ± 0.27 | 0.12 ± 0.01 |
25 | 0.63 ± 0.06 | 0.65 ± 0.09 | 0.11 ± 0.01 | 0.12 ± 0.00 |
50 | 0.56 ± 0.02 | 0.26 ± 0.07 | 0.11 ± 0.01 | 0.12 ± 0.01 |
100 | 0.77 ± 0.14 | 0.10 ± 0.01 | 0.11 ± 0.01 | 0.13 ± 0.01 |