Pyrophosphate-Enhanced Oxidase Activity of Cerium Oxide Nanoparticles for Colorimetric Detection of Nucleic Acids. - Seokhwan Kim; Jinjoo Han; Heeseok Chung; Yong-Keun Choi; Ayemeh Bagheri Hashkavayi; Yu Zhou; Ki Soo Park (Sensors, 2021)