Selective Detection of Acetylcholine against Choline and In Vivo Measurement in the Mouse Brain Using the Micropipet-Supported Liquid/Liquid Interface Electrode [0.03%]
利用微玻璃毛细管支撑的液体/液体界面电极选择性检测乙酰胆碱及其在活鼠脑内的原位测定
Peibo Xu,Mei Shen
Peibo Xu
Acetylcholine (ACh) is a neurotransmitter that plays critical roles in human health and diseases. To better understand ACh signaling in the brain, developing analytical capabilities for its selective and quantitative measurement in real tim...
The Critical Role of Nanoparticle Geometry in Turnover Frequency Calculation [0.03%]
纳米粒子几何形状在转化频率计算中的关键作用
Zohreh Akbari,Loris Lombardo,Andreas Züttel
Zohreh Akbari
Accurate evaluation and comparison of site-normalized catalytic activity (turnover frequency, TOF) in heterogeneous catalysis require consideration of catalyst nanoparticle (NP) size and geometry. In this study, we systematically quantify t...
Green Ultrasound-Assisted Dispersive Liquid-Liquid Microextraction Coupled to GC-MS for Simultaneous Determination of Lipid-Peroxidation- and Maillard-Derived Carbonyl Compounds in Plant-Based Beverages [0.03%]
超声辅助绿色均相液液微萃取结合气相色谱质谱法同时测定植物饮料中脂质过氧化和美拉德反应衍生的羰基化合物
Jorge A Custodio-Mendoza,Antía Villanueva,Agata Antoniewska-Krzeska et al.
Jorge A Custodio-Mendoza et al.
Carbonyl compounds generated through lipid peroxidation and Maillard-type reactions are relevant markers of food quality and safety due to their potential toxicity and prevalence in processed plant-based beverages. This work presents the de...
A Universal 19F NMR Probe for Enantiomeric Discrimination of Primary, Secondary, and Tertiary Amines [0.03%]
一种用于一级、二级和三级胺对映体区分的通用19F NMR探针
Jiajin Weng,Guangxing Gu,Wenjing Bao et al.
Jiajin Weng et al.
Chiral amines are fundamental building blocks in pharmaceuticals and bioactive molecules, necessitating fast and reliable enantiomeric analysis. However, developing a single probe capable of effectively distinguishing primary, secondary, an...
Katia Cherifi,Simon Matoori
Katia Cherifi
Hydrogels have emerged as a versatile platform technology for analyte sensing, offering unique advantages in tunable chemistry, for loading with sensors across multiple length scales, and biocompatibility. These smart materials undergo pred...
Carboxylated Polystyrene Particles for Plastic Standards in Laser Ablation ICP-MS Trace Elements Analysis: Analytical Aspects and Environmental Relevance [0.03%]
激光剥蚀ICP-MS微量元素分析中聚苯乙烯塑料微粒标准物质的制备及环境应用研究
Maud Gautier,Sandra Mounicou,Javier Jiménez-Lamana et al.
Maud Gautier et al.
Reliable quantification of trace metals in polymers by direct solid-state analysis remains limited by the lack of suitable reference materials. In this study, we introduce a novel method for producing standardized plastic samples specifical...
Smart Paper-Based Nanosensor for Simultaneous Environmental eMonitoring of Nitrate and Nitrite [0.03%]
用于同时环境监测硝酸盐和亚硝酸盐的智能纸基纳米传感器
Mahdi Oroujlo,Zeinab Bagheri,Tina Naghdi et al.
Mahdi Oroujlo et al.
Nitrate (NO3 -) and nitrite (NO2 -) contamination, primarily from agricultural fertilizers, food additives, and industrial effluents, poses a significant threat to the environment and public health. While current detection methods are sensi...
Ratio Quantification of Geranium and Rose Essential Oil Mixtures via Deep Learning Analysis of Complex Raman Spectra [0.03%]
基于复杂拉曼光谱的深度学习分析定量混合香精中牻牛儿苗油和玫瑰油的比例
Jia-Wei Tang,Yong-Xuan Hong,Jie Chen et al.
Jia-Wei Tang et al.
Due to their high economic value, essential oils (EOs) are increasingly subject to adulteration, posing significant challenges for quality assessment and control. Owing to its excellent molecular specificity, Raman spectroscopy has been wid...
Determination of Rose Alcohol Composition in Extracts and Flowers via Headspace Solid-Phase Microextraction and GC-MS [0.03%]
顶空固相微萃取和气质联用测定玫瑰醇的组成
Amber M Hupp
Amber M Hupp
Natural extracts of rose are frequently subject to adulteration due to their high production costs and strong demand within the flavor and fragrance industry. Gas chromatography coupled with mass spectrometry (GC-MS) serves as a critical an...
Cooperative Split DNA Activation of CRISPR-Cas12a for Sensitive and Selective Detection of Flunixin [0.03%]
协同分裂DNA激活的CRISPR-Cas12a技术对氟尼辛灵敏准确检测应用研究
Jun Chen,Sathishkumar Munusamy,Rana Jahani et al.
Jun Chen et al.
Flunixin, a nonsteroidal anti-inflammatory drug widely used in veterinary therapy, presents a risk of residues entering both the food supply and the environment. Therefore, developing sensitive methods for the treatment of flunixin is of gr...