Abstract
DNA modified nanoparticles (AuNPs) are an established and widely used type of nucleotide sensor. We sought to improve the design by applying short rigid DNA duplexes near the surface of the AuNPs forming a so called double-anchored AuNP sensor, and compared it with other conventional DNA modified AuNPs. The improved design exhibited higher assembly efficiency, and consequently increased its sensitivity to target DNA.
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Ma, X., Wang, M., Chen, C. et al. Improving the sensitivity for DNA sensing based on double-anchored DNA modified gold nanoparticles. Sci. China Chem. 59, 765–769 (2016). https://doi.org/10.1007/s11426-016-5572-5
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DOI: https://doi.org/10.1007/s11426-016-5572-5