Hybridization State Detection of DNA-Functionalized Gold Nanoparticles Using Hyperspectral Imaging

Figure 3

Hyperspectral imaging of unfunctionalized, functionalized, and hybridized 13 nm Au NPs. (a) Digital image and (b) spectra of unfunctionalized 13 nm Au NPs. (c) Digital image and (d) spectra of ssDNA functionalized 13 nm Au A1 NPs. (e) Digital image and (f) spectra of hybridized 13 nm Au A1 + C1 NPs. (g) Digital image and (h) spectra of hybridized 13 nm Au A1-pA + C1-pA NPs.