Table 1.
Comparison of the present methods with other reported methods based on aptamers and by using optical detection.
| Detection Method | DetectionLimit [µM] | Instrument | LoC | Ref. |
|---|---|---|---|---|
| Absorbance | 24 | UV–visspectrophotometer | no | [29] |
| Fluorescence | 60 | Fluorescencespectrophotometer | no | [36] |
| Absorbance | 1–10 | UV-visspectrophotometer | no | [37] |
| Colorimetric | 1 | Optical scanner | yes | [38] |
| Electrochemiluminescence | 0.1 | Luminescenceanalyzer | no | [39] |
| Fluorescence | 53.5 | Fluorescentmicroscope | yes | [40] |
| Fluorescence | 0.9–1.1 | a-Si:H photosensors | yes | This work |