Highly Sensitive Electrochemical Immunosensing for Listeria Monocytogenes Based on 3,4,9,10-Perylene Tetracarboxylic Acid/Graphene Ribbons as a Sensing Platform and Ferrocene/Gold Nanoparticles as an Amplifier [0.03%]
基于苝四甲酸二酐石墨烯纳米带免疫传感器的金纳米粒子-铁电聚合物Fc-NP标记物信号放大效应的电化学免疫测定法定量检测伤寒沙门氏菌中毒素TCP
Xiaohua Jiang,Wenjie Ding,Zhiwen Lv et al.
Xiaohua Jiang et al.
As a gram-positive foodborne pathogen, Listeria monocytogenes (LM) can cause many serious diseases to the human health coupled with high mortality rates; thus, constructing an effective method to detect LM is of great significance. Herein, ...
Methotrexate Polyglutamates Analysis by Chromatography Methods in Biological Matrices: A Review [0.03%]
色谱法检测生物基质中甲氨蝶呤聚谷氨酸的分析方法研究述评
Yiming Zhang,Liyu Sun,Libo Zhao et al.
Yiming Zhang et al.
Methotrexate (MTX) is used as an immunosuppressant and antineoplastic drug in clinical practice. MTX is a parent drug and converts to MTX polyglutamates (MTXPGs) to exhibit its biological activity. Clinical studies found that MTXPG levels w...
Improvement of Detection Limits for Particle Contamination by Confocal Configuration in X-Ray Fluorescence Microscope [0.03%]
基于X射线荧光显微镜的共聚焦配置的粒子污染检测限改善研究
Hitomi Nakano,Shintaro Komatani,Tsugufumi Matsuyama et al.
Hitomi Nakano et al.
Micro X-ray fluorescence (XRF) enables the non-destructive analysis of particle contamination. In this study, we compared the detection sensitivities and the LLD (lower limit of detection) values of micro-metallic particle contaminations on...
One-sampling and Rapid Analysis of Cancer Biomarker on a Power-free and Low-cost Microfluidic Chip [0.03%]
一种用于癌症生物标志物单样本快速分析的便携式微流控芯片
Nailong Gao,Jianguo Chang,Peng Dai et al.
Nailong Gao et al.
Alpha-fetoprotein (AFP) is an important disease biomarker, relating to cancers such as hepatocarcinomas and gastric cancer. However, traditional methods are time-consuming, relied on bulky instruments and trained professionals, cannot satis...
Simultaneous Determination of Multiple Polypeptide Antibiotics Residues in Lake Water by Lyophilization Combined with Liquid Chromatography-Tandem Mass Spectrometry [0.03%]
冷冻干燥结合液相色谱-串联质谱法同时测定湖泊水中多肽抗生素残留量
Jingli Qiu,Renping Xiong,Xuqin Song et al.
Jingli Qiu et al.
It is significant to develop a method for the simultaneous determination of multiple polypeptide antibiotics residues in lake water because of the emergence of multidrug-resistant microorganisms in water. A sensitive, eco-friendly and simpl...
Quantification of Enterohemorrhagic Escherichia coli via Optical Nanoantenna and Temperature-responsive Artificial Antibodies [0.03%]
基于温度响应型仿生抗体和光学纳米天线的O157:H7定量检测新技术研究
So Tanabe,Satohiro Itagaki,Shuyi Sun et al.
So Tanabe et al.
Enterohemorrhagic Escherichia coli are a dangerous bacterium known to be harmful to the human body, with some infections even resulting in death. Given this danger, food factories are required to perform a quick bacterial test to confirm th...
A Simple Colorimetric Analytical Assay for the Determination of Tetracyclines Based on In-situ Generation of Gold Nanoparticles Coupling with a Gold Staining Technique [0.03%]
一种基于原位生成的金纳米粒子结合金染色技术的四环素类药物比色测定新方法
Ningning Yue,Dongmei Li,Aiping Fan
Ningning Yue
The development of simple and sensitive detection methods for tetracyclines (TCs) is crucial for their routine detection. The present study developed a colorimetric method for the detection of TCs based on the in-situ generation of AuNPs, w...
Quantification of Cathinone Analogues without Reference Standard Using 1H Quantitative NMR [0.03%]
无对照品条件下运用定量氢谱法量化卡西酮衍生物类新精神活性物质
Yuxin Zhao,Bo Wu,Zhendong Hua et al.
Yuxin Zhao et al.
Synthetic cathinones are a type of new psychoactive substances (NPS) that have been seriously abused. Owing to the rapid variation in their structures, the absence of reference standards poses a challenge in quantitative investigations. In ...
Characteristics of Electrospray-Ionization Detection of Synthetic Di- to Penta-Oligopeptides by Amine Derivatizations [0.03%]
胺衍生化合成二至五元寡肽的电喷雾检测特征研究
Weilin Shen,Kiyomi Ono,Mitsuru Tanaka et al.
Weilin Shen et al.
Chemical derivatizations have been extensively developed for highly sensitive detection of bioactive small peptides; however, their advantages from the viewpoint of longer oligopeptides remain unverified. In this study, electrospray-ionizat...
Nanoarchitectonics for Analytical Science at Interfaces and with Supramolecular Nanostructures [0.03%]
界面和超分子纳米结构的分析科学纳米构筑学
Katsuhiko Ariga
Katsuhiko Ariga
For materials development with high-level structural regulations, the emerging concept of nanoarchitectonics has been proposed. Analytical sciences, including sensing/detection, sensors, and related device construction, are active targets o...