Table 1.
A comparison of the achievement of diverse immunodevices for PSA identification.
| Detection method | Used materials | Detection Range | LOD | Reference |
|---|---|---|---|---|
| Cantilever | Antigen-Antibody reaction | 0.2–60 μg/cm3 | 1 mg/cm3 | [25] |
| Electrochemical (CV) | Graphene (GR)-based gold (Au) composite | 0–10 ng/cm3 | 0.59 ng/cm3 | [26] |
| Electrochemical (DPV) | SiO2- AgNPs/Ab/BSA/Ag | 0.03–0.001 μg/cm3 | 0.001 μg/cm3 | [27] |
| Amperometric | Single-walled carbon nanotubes (SWNTs | 0.5–5 ng/cm3 | 0.5 ng/cm3 | [28] |
| Surface Plasmon Resonance | Sandwich assay | 0.29–2.3 ng/cm3 | 0.2 ng/cm3 | [29] |
| Amperometric | Peptide nanotube/AuNPs/PANI modified electrode. Sandwich assay. HRP as label. | 1–100 ng/cm3 | 0.68 ng/cm3 | [30] |
| Capillary-based | Pt@AuNPs Sandwich assay | 0.02–2.5 ng/cm3 | 0.044 ng/cm3 | [31] |
| Chemiluminescence | Gold nanoparticles (AuNPs). | 0.08–5 ng/cm3 | 8 × 10−13 g/cm3 | [32] |
| Electrochemical (DPV) | ivory sheet/citrate- AgNPs-GQDs nano-ink/CysA-Au NPs/Ab1/BSA/PSA/Ab2 | 0.07–60 μg/cm3 | 0.07 μg/cm3 | This work |
| photographic paper/citrate- AgNPs-GQDs nano-ink/CysA-Au NPs/Ab1/BSA/PSA/Ab2 | 0.05–10 μg/cm3 | 0.05 μg/cm3 |