Table 3 Cross-sensitivities of recombinant pH-probes. Index 'x' designates sensitivity calculated from excitation spectra, and 'm' calculated from emission spectra
| Â | GFP-species | ||
|---|---|---|---|
parameter | ratiometric pHluorin | ecliptic pHluorin | Pt -GFP |
Sx (Chloride) | 0.03 | 0.04 | 0.04 |
Sm (Chloride) | 0.02 | 0.02 | 0.02 |
Sx (red/ox) | 0.04 | 0.05 | 0.03 |
Sm (red/ox) | 0.01 | 0.01 | 0.02 |