Bifunctional CuPt Nanoclusters and DSN-Mediated Target Recycling Enabled Dual-Mode OPECT/Colorimetric Biosensing for Ultrasensitive and Wide-Range Detection of miRNA-21
MicroRNA-21 (miRNA-21) is an important cancer biomarker that requires highly sensitive and reliable detection across a broad concentration range. Here, we report a dual-mode biosensing platform that integrates organic photoelectrochemical transistor (OPECT) amplification with nanozyme-assisted colorimetric transducti...