Table 2.
AA calibration parameters, H2O2 slope and selectivities for PPD formed in oPD solutions containing two different albumins (bovine serum and chicken egg at 5 mg/mL). Values of p were calculated using unpaired two-tailed t-tests. Number of electrodes in parenthesis.
| Albumin |
iL(AA) nA |
imax(AA) nA |
H2O2 slope nA mM-1 |
S% (Eqn. 2) |
|---|---|---|---|---|
| BSA | 1.5 ± 0.2 (29) | 3.5 ± 0.3 (29) | 661 ± 92 (6) | 0.23 ± 0.04 |
| CEA | 1.6 ± 0.2 (12) | 3.1 ± 1.2 (12) | 620 ± 10 (8) | 0.27 ± 0.03 |
| p-value | p > 0.74 | p > 0.69 | p > 0.61 | p > 0.43 |