Table 1.
Comparison of presented assay with Ellman's assay and literature.
| Detection limit | Fabrication time | Assay time | Necessary equipment | |
|---|---|---|---|---|
| Presented smartphone assay | Galanthamine: 149.1 nM Donepezil: 22.3 nM |
Aprox. 1 hour | 15 min | Smartphone |
| Standard Ellman's assay | Galanthamine: 18.3 nM Donepezil: 3.82 nM |
NA | 10 min | Spectrophotometer |
| Spectrophotometric assay [21] | Galanthamine: 0.05 nM | Aprox. 3.5 hours | Aprox. 20 mn | Spectrophotometer |
| Potentiometric assay [22] | Galanthamine: 5.4 nM | Aprox. 10 hours | Aprox. 10 min | Electrodes, potentiometer |
| Square-wave voltammetry [23] | Donepezil: 151 nM | NA | Aprox. 20 min | Electrodes, electrochemical analyser |