Figure 5.
(a) Effect of PSiNs loading on the reflectometric response of the dengue virus DNA biosensor, (b) the reflectance response curve of the DNA biosensor with immobilized DNA probe between 0.5 µM and 4.0 µM towards the detection of 1 × 10−7 µM target DNA and (c) the effect of ethyl piperidine substituted nickel(II) salphen complex loading on the DNA hybridization response using 2.5 µM immobilized DNA probe and 1 mM metal complex binder.