Comparison of the analysis performances between this biosensor and other miRNA sensorsa.
| Sensor | MiRNA | Technique | Linear range | LOD | Refs |
|---|---|---|---|---|---|
| S-MWCNTs | miRNA-21 | DPV | 0.1 pM to 12 nM | 0.032 pM | 14 |
| T7 exonuclease | miRNA-21 | DPV | 0.01 pM to 100 pM | 3.5 fM | 47 |
| GO/G | miRNA-21 | Chemiresistive | 10 pM to 100 nM | 14.6 pM | 48 |
| CHA | miRNA-141 | DPV | 10 fM to 10 nM | 4.5 fM | 49 |
| Cu-MOF | miRNA-3123 | SWV | 2 pM to 2 μM | 0.3 pM | 50 |
| CHA | miRNA-21 | DPV | 10 fM to 1 nM | 3.608 fM | 51 |
| Pt@CeO2 | miRNA-21 | DPV | 10 fM to 1nM | 1.41 fM | This work |
a
MWCNTs refer to muti-wall carbon nanotubes; GO refers to graphene oxides; CHA refers to catalyzed hairpin assembly; MOF refers to metal–organic framework.