Material Used

Technique Used

LOD CFU/mL

Reference

3-MPA-Au-NPs

SPR

1.8 × 10³

[78]

Magnetic Ag-NPs

SPR

4.8 × 10⁵

[79]

Magnetic NPs

SPR

1.0 × 10⁵

[80]

AgNPs-rGO bimetallic

SPR

5.0 × 10²

[81]

GBPE-Ag-NPs

SPR

1.0 × 10²

This Work