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Growth and metabolism of PFA-treated bacteria.
| PFA (%) | Time | Growth | OCR |
|---|---|---|---|
| 0 | 24 h | 107 | High |
| 0.25 | 30 min | 105 | High |
| 0.25 | 1 h | 102 | Low |
| 0.25 | 2 h | 0 | None |
| 0.5 | 30 min | 102 | Low |
| 0.5 | 1 h | 0 | None |
| 0.5 | 2 h | 0 | None |
| 0.75 | 30 min | 0 | Low |
| 0.75 | 1 h | 0 | None |
| 0.75 | 2 h | 0 | None |
OCR is compared to mock-treated OP50.
Growth = colony-forming units.
OCR = oxygen consumption.
High = >75% of control, Medium = 25–75% of control, Low = <25% of control, None = no difference from blank.
