Development of an electrochemical biosensor for the detection of mammary gland carcinoma using molybdenum enhanced poly taurine nano-biofilms confirmed pathological findings

Table 1 Comparison of the analytical features with other biosensors for HER-2 protein

Applied nanomaterial	Methode	Synthesis mechanism	Synthesis time of nanomaterials (min)	LOD	LDR	Ref.
GCE	Sandwich typed label assited	GO/PDA-FC-Au@Ag NSs^a Ni@PtNi HNCs^b	Wet chemical method	0.01–100 ng/mL	3.3 pg/mL	Wang et al. 2021a)
SPCE	Sandwich typed- Label free	CeO₂/PEG^c	Wet chemical method	0.001–0.5 ng/ML and 0.5–20.0 ng/mL	34.9 pg/mL	Hartati et al. 2020)
GCE	Direct-Label free	Fe3O4@ TMU-21^d MWCNTs^e	Wet chemical method	1 pg/mL-100 ng/mL	0.3 pg/mL	Ehzari et al. 2020)
Au SPE	Direct-label free	Phenol MIP^f	Electropolymerization	10–70 ng/mL	5.2 ng/mL	Pacheco et al. 2018)
GCE	Direct-label free	PEDOT^g	Electrosynthesis	0.1 ng/mL-1 μg/mL	45 pg/mL	Wang et al. 2021b)
GCE	Direct-label free	MoO₃/p-Tau	Electrosynthesis	0.1 ng/mL-1 pg/mL	1 fg/mL	This work

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