Table 3.
Label-free and label-based strategies for mold and its mycotoxins contamination detection by Raman/SERS in food.
| Strategies | Recognition Elements | SERS Substrates | Ref. |
|---|---|---|---|
| Label-free method | Crystal violet (CV) assay | AuNPs | [31] |
| D2O | — | [32] | |
| Label-based method | Antibody/immunoassays | Antigen-modified silica photonic crystal microspheres | [33] |
| Aptamers | Silica photonic crystal microsphere modified AuNPs | [34] | |
| Molecularly imprinted polymers | Surface-Imprinted Gold Nanoparticle | [35] | |
| Linear polymer affinity agents | Poly(N-acryloyl glycinamide) polymers modified AuNPs | [36] |
—: Not report.