Fig. 5From: A resonance Rayleigh scattering sensor for sensitive differentiation of telomere DNA length and monitoring special motifs (G-quadruplex and i-motif) based on the Ag nanoclusters and NAND logic gate responding to chemical input signalsThe truth table and design of the NAND logic gate (a) and RRS intensities of the mixture of PEI–Ag NCs/telomere DNA in the presence of different inputs, with a threshold of IRRS= 5000 for output 1 or 0 (b)Back to article page