Metal graphitic nanocapsules have the advantages of both graphitic and metal
nanomaterials, showing great promise in biomedicine. On one hand, the chemically inert …

The redox homeostasis in living cells is greatly crucial for maintaining the redox biological
function, whereas accurate and dynamic detection of intracellular redox states still remains …

Surface-enhanced Raman spectroscopy (SERS) has attracted much attention because of its
high sensitivity, fantastic resolution, and rapid monitoring of low-concentration targets …

MicroRNAs (miRNAs) serve as significant regulators in a variety of diseases and have been
emerging as a class of promising biomarkers for early cancer diagnosis. Herein, an enzyme …

Surface enhanced Raman spectroscopy (SERS) is an ultrasensitive label-free analytical
technique that can provide unique chemical and structural fingerprint information. However …

Acrylamide (AA) is a carcinogen mainly ingested through food and drinking water, making its
accurate determination crucial for both food safety and environmental protection. Herein, we …

Establishing a stable, reliable and sensitive assay for the direct analysis in trace serum is of
significance for the medical diagnosis and disease monitoring. We develop a MnO 2 shell …

Because of the complicated modification process, easy aggregation and low reproducibility,
conventional Au-based SERS nanoprobes encountered a great bottleneck in clinical assay …

Researchers have struggled to develop highly reliable and sensitive surface-enhanced
Raman scattering (SERS) substrates for detecting compounds in complicated systems. In …

A nanoflare, a conjugate of Au nanoparticles (NPs) and fluorescent nucleic acids, is
believed to be a powerful nanoplatform for diagnosis and therapy. However, it highly suffers …