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Article
Economic Evaluation of COVID-19 Immunization Strategies: A Systematic Review and Narrative Synthesis
This study aimed to systematically assess global economic evaluation studies on COVID-19 vaccination, offer valuable insights for future economic evaluations, and assist policymakers in making evidence-based d...
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Article
Open AccessTranscriptome analysis reveals the potential mechanism of altering viability, yield, and isoquinoline alkaloids in Coptis chinensis through Cunninghamia lanceolata understory cultivation
The dried rhizomes of Coptis chinensis hold significance in Chinese medicine. Monocrop** C. chinensis under the shade of a manmade scaffold, the primary planting mode, poses a threat to the ecological balance. ...
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Article
Rapid Analysis of Estrogens in Meat Samples by High Performance Liquid Chromatography with Fluorescence Detection
A novel reagent named 4-(N-methyl-1,3-dioxo-benzoisoquinolin-6-yl-oxy)benzene sulfonyl chloride (MBIOBS-Cl) for the determination of estrogens in food samples by high-performance liquid chromatography (HPLC) w...
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Chapter
Photoluminescence (PL) Spectroscopy
This chapter deals with the fundamental of the photoluminescence (PL) spectroscopy and its applications to study the chemical reaction of molecules on solid surfaces and the reactivity of various heterogeneous...
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Article
Bi nanoparticles/carbon nanosheet composite: A high-efficiency electrocatalyst for NO reduction to NH3
Electrochemical reduction of NO offers us an attractive alternative to traditional selective catalytic reduction process for harmful NO removal and simultaneous NH3 production, but it requires efficient electroca...
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Article
Open AccessThe ecological mechanisms of Acetes blooms as a threat to the security of cooling systems in coastal nuclear power plants
Recently, there have been an increasing number of reports on the shutdown of coastal nuclear power plants because of outbreaks of marine organisms, such as jellyfish and fish. These organisms clog the pipes du...
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Article
Analysis of estrogens in milk samples using ionic liquid-modified covalent organic framework and stable isotope labeling technique
Estrogens in milk samples were extracted by a new ionic liquid (IL)-modified covalent organic framework (COF), and then analyzed by stable isotope labeling (SIL) method using dansyl chloride (DNS-Cl) and d6-dansy...
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Article
A novel fluorescent labeling reagent, 2-(9-acridone)-ethyl chloroformate, and its application to the analysis of free amino acids in honey samples by HPLC with fluorescence detection and identification with online ESI-MS
In this study, a novel fluorescent labeling reagent 2-(9-acridone)-ethyl chloroformate (AEC-Cl) was designed, synthesized and applied for the determination of free amino acids by high-performance liquid chroma...
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Article
An aggregation-induced emission fluorogen/DNA probe carrying an endosome esca** pass for tracking reduced thiol compounds in cells
The fluorescent nanoprobes for reduced thiol compounds (represented by glutathione, GSH) are constructed based on the aggregation-induced emission (AIE) luminescence mechanism and endosome escape technology. F...
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Article
Fluorescent Detection of 2,4-Dichlorophenoxyacetic Acid in Food Samples Based on Covalent Organic Frameworks and MnO2 Nanosheets
2,4-Dichlorophenoxyacetic acid (2,4-D) is a typical chlorinated aromatic herbicide which is widely used because of its low cost. Herein, a new fluorescent assay for 2,4-D is developed based on covalent organic...
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Article
A covalent organic framework–MnO2 nanosheet system for determination of glutathione
Covalent organic frameworks (COFs) are usually synthesized by virtue of Schiff base reaction between amino and aldehyde groups. Owing to their electron-rich property, COFs are widely applied to detect electron...
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Article
Copper nanoclusters@Al3+ complexes with strong and stable aggregation-induced emission for application in enzymatic determination of urea
The aggregates of glutathione-capped CuNCs induced by Al3+ (named CuNCs@Al3+ complexes) show a stable aggregation-induced emission (AIE) for about 1 month. Their fluorescence maintains a high level in the pH rang...
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Article
Using 4-(Carbazole-9-yl)-benzyl Chloroformate as a Derivatization Reagent for the Measurement of Amino Acids in Tea Samples by High-Performance Liquid Chromatography with Fluorescence Detection
An effective method for the determination of 20 free amino acids in tea samples using 4-(carbazole-9-yl)-benzyl chloroformate (CBBC-Cl) as a derivatization reagent by high-performance liquid chromatography com...
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Article
Determination of adenosine triphosphate based on the use of fluorescent terbium(III) organic frameworks and aptamer modified gold nanoparticles
A thiol-labeled adenosine triphosphate (ATP) binding aptamer is covalently linked on the surface of gold nanoparticles (AuNPs). This warrants protection of the red AuNPs from aggregation in high salt condition...
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Article
Ratiometric detection of alkaline phosphatase based on aggregation-induced emission enhancement
Alkaline phosphatase (ALP) is an important enzyme that is associated with many human diseases, so the quantitative detection of ALP is vital from a clinical perspective. Nevertheless, most fluorescent assays f...
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Article
New Stable Isotope Labeling Strategy in Quaternary Ammonium–Functionalized Magnetic Nanoparticles for the Analysis of Perfluorocarboxylic Acid in Cod Liver Oil
Perfluorocarboxylic acids (PFCAs) in cod liver oil was analyzed for the first time using newly designed and synthesized quaternary ammonium–functionalized magnetic nanoparticles (Fe3O4@SiO2@QTA). Fe3O4@SiO2@QTA w...
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Article
Emissions of terbium metal–organic frameworks modulated by dispersive/agglomerated gold nanoparticles for the construction of prostate-specific antigen biosensor
Herein, a universal and multifunctional fluorescence sensor platform is designed by the interaction of aggregation/dispersion gold nanoparticles (AuNPs) with Tb-metal–organic frameworks (Tb-MOFs). It is found ...
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Article
Highly selective metal–organic framework-based sensor for protamine through photoinduced electron transfer
Photoinduced electron transfer (PET) has been used as reporter in the field of photoluminescence sensors and switches, and intermolecular PET is believed to be responsible for fluorescence quenching. Herein, t...
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Article
Determination of Ultraviolet Filters in Domestic Wastewater by LC–MS Coupled with Polydopamine-Based Magnetic Solid-Phase Extraction and Isotope-Coded Derivatization
A selective and accurate liquid chromatography–mass spectrometry (LC-MS) method based on magnetic solid-phase extraction (MSPE) and isotope-coded derivatization was developed and validated. The magnetic polydo...
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Article
Open AccessA resonance Rayleigh scattering sensor for sensitive differentiation of telomere DNA length and monitoring special motifs (G-quadruplex and i-motif) based on the Ag nanoclusters and NAND logic gate responding to chemical input signals
Differentiation of telomere length is of vital importance because telomere length is closely related with several deadly diseases such as cancer. Additionally, G-quadruplex and i-motif formation in telomeric D...
