Fig. 43. Optical Reporter Functionality (A) Schematic illustration and (B) experimental demonstration of the 4AJ tetramer undergoing strand-invasion using fluorescence detection (λfl = 666 nm). (C) Schematic illustration and (D) experimental demonstration of the 4AJ tetramer formation via DNA hybridization using UV-vis−NIR absorbance, or colorimetric, detection (λabs = 666 nm). Reproduced with permission from ref. 377 Copyright 2018 American Chemical Society.
