Phenolics are ubiquitous in nature and have gained immense research attention because of
their unique physiochemical properties and widespread industrial use. In recent decades …

The noble metal nanoparticle has been widely utilized as a plasmonic unit to enhance
biosensors, by leveraging its electric and/or optical properties. Integrated with the “flexible” …

Optical nanoparticles are promising diagnostic tools; however, their shallow optical imaging
depth and slow clearance from the body have impeded their use for in vivo disease …

Horseradish peroxidase (HRP)-based assays feature particular interests because of the
simple colorimetric readout. In these assays, 3, 3′, 5, 5′-tetramethylbenzidine (TMB) is the …

Selective fluorescence imaging of biomarkers in vivo and in situ for evaluating orthotopic
hepatocellular carcinoma (HCC) chemotherapy remains a great challenge due to current …

In this work, an innovative enzyme-free colorimetric immunoassay was proposed for the
sensitive detection of alpha-fetoprotein (AFP) by introducing thymolphthalein-modified metal …

Developing sponge materials integrating excellent flame retardancy, multitasking separation
performance, and efficient emulsion‐breaking ability is significant but challenging for the …

Polydopamine (PDA) is a polymer easily obtained by oxidation of dopamine. It is composed
of indole and dopamine units in various oxidation states and to a lesser extent of pyrroles. It …

Immunoassay has been routinely used in hospitals and central labs. Nowadays, to further
meet the requirement of widespread applications of immunoassays, it is urgently needed to …

Conventional lateral flow assay (LFA) is typically performed by observing the color changes
in the test lines by naked eyes, which achieves considerable commercial success and has a …