TABLE 1.
Comparison of different methods for HER2 detection.
| Label | Method | Liner range | Limit of detection | References |
|---|---|---|---|---|
| Label free | CV&DPV | 10–70 ng ml−1 | 1.6 ng ml−1 | Pacheco et al. (2018) |
| Label free | DPV | 10–5 × 106 cells mL−1 | 2 cells mL−1 | Salahandish et al. (2018) |
| Ab2-PbS QDsa | SWV | 1.0–100 ng ml−1 | 0.28 ng ml−1 | Ahmad et al. (2019) |
| CdSe@ZnS | DPV | 10–150 ng ml-1 | 2.10 ng ml-1 | (Freitas et al., 2020) |
| Label free | DPV | 10 pg ml−1–10 ng ml−1 | 0.99 pg ml−1 | Emami et al. (2014) |
| 10–100 ng ml−1 | ||||
| Label free | EIS | 10.0 pg ml−1–100 ng ml−1 | 10.00 pg ml−1 | Sharma et al. (2018) |
| Hyd−AuNP−Aptc | SWSVd | 0.1 pg ml−1–10 ng ml−1 | 37.00 pg ml−1 | Zhu et al. (2012) |
| Label free | Amperometric | 1.0 pg ml−1–100 ng/ml−1 | 0.30 pg ml−1 | (Ehzari et al., 2020d) |
| Pt: CdTe QDs | Amperometric | 1.0 pg mL−1–100 ng ml−1 | 0.17 pg ml−1 | Present work |