Aptamer-Based Colorimetric Probe for trans-Zeatin Detection Using Unmodified Gold Nanoparticle

Table 2

Comparison of some analytical methods used for the determination of zeatin.

Method	Detection limit	Linear range	Reference
Electrochemical aptasensor	16.6 pM	50 pM–50 nM	[30]
Photoelectrochemical apta-biosensor	0.031 nM	0.1 nM–100 nM	[31]
Graphene oxide-protected aptamers	60 nM	0.67–6.0 μM	[32]
A hairpin aptamer and fluorescence method	135 nM	—	[33]
Aptamer-based colorimetric method	0.037 μM	0.05–0.75 μM	This work