Table 1.
pH measurements in pure and complex bacterial cultures. Summary table of pH values measured in pure and complex bacterial cultures starting at pH 7.0 after 24 h of incubation with 50 μM methylphenidate.
| Pure Cultures | Starting pH | pH after 24 h | S.D. | Complex Cultures | Starting pH | pH after 24 h | S.D. |
|---|---|---|---|---|---|---|---|
| Growth medium | 7.00 | 7.02 | 0.01 | Rat 1 | 7.00 | 7.24 | N.A. |
| P. fluorescens MFY63 | 7.00 | 8.01 | 0.15 | Rat 2 | 7.00 | 7.62 | N.A. |
| E. coli BW25113 | 7.00 | 7.80 | 0.07 | Rat 3 | 7.00 | 7.85 | N.A. |
| E. coli BW25113ΔyjfP | 7.00 | 7.54 | 0.05 | Rat 4 | 7.00 | 8.52 | N.A. |
| E. coli DSM12250 | 7.00 | 7.60 | 0.05 | Rat 5 | 7.00 | 6.68 | N.A. |
| E. coli DSM1058 | 7.00 | 7.64 | 0.04 | ||||
| E. faecalis V583 | 7.00 | 5.40 | 0.14 | ||||
| E. faecium W54 | 7.00 | 5.73 | 0.08 | ||||
| L. salivarius W24 | 7.00 | 4.07 | 0.05 | ||||
| L. plantarum W1 | 7.00 | 4.19 | 0.13 |