Fenglei Gao, Jianping Lei and Huangxian Ju
Chem. Commun., 2013,49, 4006-4008
DOI:
10.1039/C3CC40723C,
Communication
A simple and universal method for ultrasensitive “signal on” detection of DNA was developed with a target-complementary arched structure to release assistant DNA, which was recycled with nicking endonuclease to amplify the detectable fluorescent signal of molecular beacons.