Magnetic eutectic mixture as extractant for elemental analysis of essential oils combining liquid-phase microextraction and inductively coupled plasma optical emission spectrometry [0.03%]
磁性共晶混合物作为提取剂结合液相微萃取和电感耦合等离子体光学发射光谱法分析精油中元素的含量
Kevin S Marín-Henao,Sergio J Abellán-Martín,Miguel Ángel Aguirre et al.
Kevin S Marín-Henao et al.
In the present work, a simple, fast, sensitive and accurate method was developed to determine Cd, Cr, Cu, Fe, Mn, Ni, Pb, V, and Zn in essential oil samples at trace levels by inductively coupled plasma optical emission spectrometry (ICP OE...
A novel zebrafish In vivo phenotype-based high-resolution biochromatography with automated melanin quantification for high-efficient screening natural anti-melanogenic constituents [0.03%]
一种新型斑马鱼体内色素表型高通量筛选体系的建立及其应用研究
Peiqian Chen,Zhiting Luo,Xujin Yang et al.
Peiqian Chen et al.
High-resolution biochromatography (HRBC) is an efficient technique which couples HPLC separation with bioactivity assays to pinpoint active compounds in herbal extracts. Conventional HRBC mainly relies on in vitro enzyme assays or cellular ...
Ag@SiO2@mSiO2-luminol nanoluminophores enable synergistic LSPR-nanoconfinement electrochemiluminescence amplification for ultrasensitive label-free Hg(II) detection [0.03%]
Ag@SiO2@mSiO2-鲁米诺纳米发光体用于协同LSPR-纳米限制的电致化学发光放大实现超灵敏的Hg(II)检测
Jiaxin Wu,Xiaodie Hu,Zhurui Shi et al.
Jiaxin Wu et al.
Electrochemiluminescence (ECL) sensing is promising for trace toxic metal ions detection, yet existing signal amplification strategies mostly rely on a single enhancement mechanism or multi-component systems with physically separated enhanc...
Homogeneous fluorescence polarisation immunoassay for the quantification of extracellular vesicles from whole blood [0.03%]
全血外泌体的均相荧光偏振免疫测定法
Hao Liu,Mao Fukuyama,Sheng Yuan Leong et al.
Hao Liu et al.
Extracellular vesicles (EVs) are important biomarkers in disease diagnosis and monitoring. However, their quantification typically relies on laboratory instruments, limiting their application in point-of-care testing. In this study, we repo...
Lanlan He,Xinping Zhao,Xinyi Zhang et al.
Lanlan He et al.
Lung cancer is a highly prevalent and lethal malignant tumor worldwide, accounting for approximately 25% of all cancer deaths. Early symptoms are often subtle, leading to late-stage diagnosis in the majority of patients and a missed window ...
Integrated proteomic and functional mass spectrometry workflow for comprehensive ricin characterization at trace levels [0.03%]
一种综合的蛋白质组和功能质谱工作流程 用于痕量雷公藤内酯醇的全面表征
Ylane Idir,Paloma Piquet,Kodjo Nouwade et al.
Ylane Idir et al.
The plant toxin ricin, derived from the castor bean plant Ricinus communis, is a major bioterrorism agent that requires analytical strategies to confirm both toxin identity and functionality. Ricin consists of an enzymatically active A chai...
Metformin-integrated luminescent hydrogen-bonded organic framework for rapid and selective fluorescent detection of hypochlorite [0.03%]
一种含甲福明的发光氢键有机框架材料：快速灵敏选择性检测次氯酸根离子的新方法
Jinai Chen,Ning Li,Leyi Chen et al.
Jinai Chen et al.
Hypochlorite (ClO-), a widely used oxidant in disinfection and bleaching processes, requires rapid and reliable analytical detection because of its strong reactivity and widespread use. Herein, a metformin-integrated terbium-doped hydrogen-...
Metal-organic framework/graphene oxide Van der Waals heterostructure for label-free electrochemical nanoimmunosensing of procalcitonin [0.03%]
用于无标记电化学纳米免疫检测促甲状腺激素前体的金属有机骨架/石墨烯氧化物范德华异质结构
Viviana Vásquez,Alejandro Hernández-Arango,Jahir Orozco
Viviana Vásquez
Metal-organic frameworks (MOFs) are at the forefront of materials research due to their high area-to-volume ratio, tunable porosity, host-guest adsorption capabilities, and improved optical, fluorescent, conductive, and electromagnetic prop...
Polymer-coated filter paper as a novel vapor sampling method for fentanyl [0.03%]
用于芬太尼采样的新型聚合物涂层滤纸取样方法
G D Thouli L Jayawardana,Ashley C Fulton,Braden C Giordano et al.
G D Thouli L Jayawardana et al.
The current study introduces a novel polymer-coated filter paper sampler for passive vapor sampling and preconcentration of N-phenylpropanamide (NPPA), a target vapor surrogate for fentanyl, enabling presumptive identification of fentanyl. ...
Thermally annealed MoS2 nanosheets for highly sensitive NO2 detection: Role of vacancies and heterojunctions [0.03%]
退火处理的MoS₂纳米片用于高灵敏NO₂检测：缺陷和异质结的作用
Isabel Sayago,José Pedro Santos,Carlos Sánchez-Vicente et al.
Isabel Sayago et al.
This work describes the facile, cost-effective fabrication of MoS2-based resistive sensors for low concentration detection of NO2. The sensitive layer consists of films of liquid-phase exfoliated MoS2 nanosheets in aqueous medium deposited ...