Research Article

Single Nucleotide Polymorphism Detection Using Au-Decorated Single-Walled Carbon Nanotube Field Effect Transistors

Figure 5

The effect of ionic concentration on target DNA hybridization when a single mismatch was present. (a) Atomic force micrograph of the Au-decorated device; (b) characteristics of the device at each functionalization and hybridization step.
105138.fig.005a
(a)
105138.fig.005b
(b)