In-Channel-Grown Polypyrrole Nanowire for the Detection of DNA Hybridization in an Electrochemical Microfluidic Biosensor

Table 1

Comparison of the DNA sensor with some other works.

Technique of detection	Surface modification	Measurement system	Limit of detection	Reference
EIS	PPy NWs	Open system	10 pM	[20]
Lock-in amplifier	MWCNTs	Open system	1 nM	[23]
Lock-in amplifier	PPy NWs	Open system	100 pM	[21]
Electrochemical method	PPy film-AuNPs	Open system	150 pM	[24]
Lock-in amplifier	PPy NWs	Sealed system	20 pM	Current work