Ultrasensitive Detection of Lysozyme upon Conformational Change of DNA Duplex

Figure 1

Characterization of AuNPs. (a) The UV–Vis absorbance spectrum of AuNPs; (b) size distribution of AuNPs measured by Zetasizer Nano ZS (Malvern Instruments); (c) morphology and size of AuNPs with diameter of ~14 nm (TEM).

(a)

(b)

(c)