Table 1.

Immunosensors used for Salmonella spp. determination

Platform	Technique	Detection range (CFU/mL)	LOD	Ref.
Ab-Ab/Au/Cu (SW)	ASV	1.30 × 102 - 2.6 × 103	98.9	[19]
MgB/Ab-Ab/AP (SW)	Colorimetry	-	8 × 103	[20]
MgB/Ab-Ab/AP (SW)	Colorimetry	2.2 × 104-2.2 × 106	2.2 × 104	[21]
Ab (LB)	AWD	1.8 × 106 to 109	-	[22]
MET-Ab (LB)	RS	-	5 × 103	[23]
Ab-Ab/HRP (SW)	ChA	Physical	5 × 103	[8]
		Covalent	20
Ab-PEI	QCM	105-5 × 108	6 × 104	[24]
Ab/SWNT/HRP	Colorimetry	-	103	[7]
PZT/Au	QCM	Label-free	5 × 103	[25]
GED-SAM-AuNP	EIS	1 × 102-1 × 105	1 × 102	[26]
Ab-peroxidase	OGC	-	1.3 × 103	[27]
Ab-As-grown DWNT (Label-free)	ChA	Label-free 102-107	8.9	This work

*Abbreviations: Ab antibody, Au gold, Cu copper, SW sandwich, MgB Magnetic beads, LB Langmuir-Blodgett, MET, Magneto elastic sensor, HRP horse radish peroxidase, PEI polyethyleneimine, PZT-Au lead titanate zirconate/gold-coated glass cantilevers, GED-SAM-AuNP grafted ethylene diamine & self-assembly gold nanoparticles, AP alkakine phosphatase, ASV anodic stripping voltammetry, AWD Acoustic wave device measurement, RS Resonance frequency, ChA Chronoamperometry, QCM Quartz crystal microbalance, EIS Electrochemical impedance spectroscopy, OGC, Optical grating coupler.