Extraction spectrophotometry using a lithium-ion selective metallacrown: temperature effect on extraction reaction and application to determination of lithium in serum and seawater [0.03%]
基于金属冠类锂离子选择性萃取光度法的研究及应用：温度对萃取反应的影响及其在人血清和海水样品中痕量锂的测定
Shoichi Katsuta,Kosuke Maeda
Shoichi Katsuta
A metallacrown-type ionophore, 2,3-pyridinediolate-bridged (3,5-dimethylanisole)ruthenium trinuclear complex, has a high extraction selectivity for Li+, but the extraction reaction is very slow. To solve this problem, the effect of temperat...
Optimizing analytical precision in the identification of synthetic cathinones and isomers: a comparative assessment of diverse GC-MS operating parameters [0.03%]
优化合成卡西酮和异构体的识别分析精度：多种气相色谱-质谱仪操作参数的比较评估
Li-Ping Tseng,Yung-Sheng Lan,Yung-Hung Lee et al.
Li-Ping Tseng et al.
Analyzing new psychoactive substances (NPSs) in forensic laboratories present a formidable challenge globally. Within illicit drug analysis, gas chromatography-mass spectrometry (GC-MS) emerges as a robust analytical tool. This study endeav...
Optical fiber chemical sensing of anionic surfactants using a microfluidic polymer chip with embedded ion-selective fluorescence optode [0.03%]
基于嵌入式离子选择性荧光感受器的微流控聚合物芯片光学纤维阴离子型表面活性剂检测装置
Ryu Konno,Ryo Yamada,Mika Hanayama et al.
Ryu Konno et al.
This study introduces a novel microfluidic polymer chip system that employs an embedded anionic surfactant (AS) ion-selective fluorescence optode (AS fluorescence optode) as a detector for measuring AS. The AS fluorescent optode comprises a...
Ordered mesoporous hairbrush-like nanocarbon assembled microfibers for solid-phase microextraction of benzene series in oilfield sewage [0.03%]
有序介孔刷状纳米碳组装微纤维固相微萃取纤维用于油污水中苯系物的检测
Zhuo Han,Gangzhu Li,Mo Li et al.
Zhuo Han et al.
The development of advanced functional nanomaterials for solid-phase microextraction (SPME) remains an imperative aspect of sample pretreatment. Herein, we introduce a novel SPME fiber consisting of graphene fibers modified with ordered mes...
Temperature imaging inside fluid devices using a ratiometric near infrared (NIR-II/III) fluorescent Y2O3: Nd3+, Yb3+, Er3+ nanothermometer [0.03%]
基于比率型近红外(NIR-II/NIR-III)荧光的Y2O3：Nd3+，Yb3+，Er3+纳米温度计在流体设备内的温度成像中的应用研究
Masakazu Umezawa,Hikaru Haraguchi,Gaku Sugawara et al.
Masakazu Umezawa et al.
Luminescence thermometry is a non-contact method that can measure surface temperatures and the temperature of the area where the fluorescent probe is located, allowing temperature distribution visualizations with a camera. Ratiometric fluor...
Biotinylated cyclic naphthalene diimide as a searching tool for G4 sites on the genome [0.03%]
作为基因组G4位点搜索工具的生物素环状萘二酰亚胺
Satoshi Fujii,Shinobu Sato,Ryuki Hidaka et al.
Satoshi Fujii et al.
A biotinyl cyclic naphthalene diimide (biotinyl cNDI) (1), in which biotin is introduced on the cyclic linker chain of cNDI with high G-quadruplex (G4) specificity, was synthesized. 1 was used for binding analysis to G4 DNAs such as c-myc, ...
Bridging biological samples to functional nucleic acid biosensor applications: current enzymatic-based strategies for single-stranded DNA generation [0.03%]
从生物样品到功能性核酸生物传感器应用的桥梁：单链DNA产生的当前酶学策略
David Septian Sumanto Marpaung,Ayu Oshin Yap Sinaga,Damayanti Damayanti et al.
David Septian Sumanto Marpaung et al.
The escalating threat of emerging diseases, often stemming from contaminants and lethal pathogens, has precipitated a heightened demand for sophisticated diagnostic tools. Within this landscape, the functional nucleic acid (FNA) biosensor, ...
Evaluation of the deteriorating effects of microbial primary metabolites on silk fibres [0.03%]
微生物初级代谢物对蚕丝纤维损伤的评价研究论文
Chuanmiao Ding,Lindan Pan,Yichang Li et al.
Chuanmiao Ding et al.
The silk biodegradation process remains unclear and requires elucidation with advanced analytical tools. To address this challenge, the role of microbial primary metabolites in the deterioration of ancient silk was investigated using metabo...
Smartphone-based imaging colorimetric assay for monitoring the quality of curcumin in turmeric powder [0.03%]
基于智能手机的成像比色法监测姜黄粉中姜黄素的质量
Jongjit Jantra,Siriwan Teepoo,Suchera Thananimit
Jongjit Jantra
This research developed a colorimetric assay for semi-quantitative curcumin detection. The screening test was performed using a ferric chloride to form a brownish color which was further used to evaluate the amount of curcumin in the turmer...
Fluorescent immunoassay for chloramphenicol based on the label-free polyadenine-mediated spherical nucleic acids triggered signal amplification [0.03%]
基于聚腺苷酸介导的球形核酸信号放大的荧光免标记氮杂交测定氯霉素的方法研究
Weiwei Shen,Qing Hong,Xiang Huo et al.
Weiwei Shen et al.
A fluorescent immunosorbent assay incorporating signal amplification away from the surface of spherical nucleic acid (SNA) was developed for the detection of chloramphenicol (CAP). Through the conjugation of antibodies and poly-adenine (pol...