Fig. 4From: A universal CRISPR-Cas14a responsive triple-sensitized upconversion photoelectrochemical sensorUCNPs-Cas14a based FL detection of T2. A) Schematic illustration of UCNPs-Cas14a based FL detection. B) TEM of UCNPs, C) Feasibility of fluorescence detection. D) Fluorescence spectra corresponding to different concentrations of T2. E) Standard curve of UCNPs-Cas14a based FL for T2 detectionBack to article page