Table 6.
Various electrochemical biosensors for the detection of SARS-CoV-2.
| SN | Target | Recognition element | Detection method | LOD | |
|---|---|---|---|---|---|
| 1 | S Protein | SpAb-AuNPs-FDTO | DPV | 90 fM | [112] |
| 2 | S Protein | G-PBASE-anti-S Ab | FET based detection | 242 copies/ml | [113] |
| 3 | N protein | PmPD-Au printed board | DPV | 27 fM | [114] |
| 4 | S & N Protein | Sandwich assay on SPE | DPV | 8 fM(N protein) 19 fM(S Protein) |
[94] |
| 5 | N protein | Anti N Ab on SPE | SWV | 0.8 pg/ml | [115] |
| 6 | S Protein | SpAb-PBASE-Graphene | FET | 16 pfu/ml | [112] |
| 7 | N gene | PCB | DPV | 10 pg/ml | [111] |