Principle | LOD (pg mL−1) | Refs. |
---|---|---|
An electrochemical biosensor based on graphene oxide/ssDNA/PLLA nanoparticles | ~ 50 | [68] |
The AR/H2O2–Apt–Au NPs/BiOCl nanocomposites probe | ~ 25,000 | [69] |
Magnetic graphene oxide (MGO)-modified Au electrode | ~ 31 | [70] |
Aptamer sandwich based chemiluminescence assay | ~ 1000 | [71] |
Aptamer—gold nanoparticle assembly | ~ 45,000 | [72] |
Gold nanoparticles and immunoreaction using resonance light scattering | ~ 60 | [73] |
Single-step nanoplasmonic aptasensor | ~ 25 | [74] |
CAT-mediated CL immunoassay based on CdTe QD/H2O2 system | ~ 0.5 | This study |