Metal ions are essential to many chemical, biological, and environmental processes. In the
past two decades, many DNA-based metal sensors have emerged. While the main …

The creation of biosensors has given rise to a revolution in many fields like medical and
health, food inspection, environmental monitoring, and so on. The simplicity, convenience …

Unsafe food is a huge threat to human health and the economy, and detecting food spoilage
early is an ongoing and imperative need. Herein, a simple and effective strategy combining …

DNAzymes have several practical advantages when compared to protein enzymes and
ribozymes and thus have been extensively used for developing analytical techniques. 6− 18 …

Abstract G-quadruplex (G4)/hemin DNAzyme is promising horseradish peroxidase (HRP)-
mimic candidate in the biological field. However, its relatively unsatisfactory catalytic …

By taking advantage of facile preparation and sensitive recognition capacity, the first
example of a fluorescence system based on Eu (III) functionalized UiO (bpdc)(UMOFs) has …

DNAzyme-based chemiluminescence assay exhibits excellent performance in bioanalysis
but their operation in acid conditions remains challengeable. Herein, we constructed an acid …

Simultaneous sensitive and cost-effective detection of multiple tumor markers has shown
great potential for cancer diagnostics. Herein, we reported a simple enzyme-free parallel …

Deoxyribonucleic acid (DNA) is widely regarded as the genetic molecule in natural living
systems. 1− 3 The new era of DNA nanotechnology began when Seeman raised the …

This study introduces an allosteric palindromic hairpin probe (APHP)-based dual-mode
interactive strand displacement amplification (DMI-SDA) system for ultrasensitive detection …