Quality control of corn silk extract using IR spectroscopy along with statistical methods [0.03%]
基于红外光谱结合统计学方法的质量控制技术研究玉米须提取物案例分析
Aiko Sano,Yutaka Inoue,Yuji Higuchi et al.
Aiko Sano et al.
Aqueous extracts of corn silk exhibit glycation-inhibitory activity. Lignin is the active component of these extracts. As corn silk is highly nutritious and has medicinal value, it can be used as a functional food and cosmetics. However, to...
A rapid purification method for trace amounts of cell-free DNA in urine [0.03%]
一种快速分离尿液中微量无细胞DNA的方法
Ryo Fukushima,Yuina Ogura,Chikako Hosokawa et al.
Ryo Fukushima et al.
Cell-free DNA (cfDNA) is a valuable biomarker for the early detection of genetic diseases and for evaluating treatment efficacy. We developed a rapid and cost-effective purification method for urinary cfDNA using a commercially available DN...
Microwave-derivatized enhanced-spectrofluorophotometric characterization of nateglinide-loaded solid dispersion adsorbate and greenness profile assessment of method [0.03%]
微波衍生化增强光谱荧光法定量测定那格列奈固体分散体吸附剂中那格列奈的含量及方法绿色性评价
Pintu Prajapati,Anzarul Haque,Mohd Abul Kalam et al.
Pintu Prajapati et al.
Nateglinide is an oral meglitinide that treats diabetes. Nateglinide was determined in several commercial formulations using chromatographic and spectrophotometric methods in published research. Quality-by-design approach was applied to dev...
Line-dropped gelatin multi-element calibration standards in LA-ICP-MS: a statistically verifying comparison with cryosectioned homogenized lung and liver as matrix-matched calibration standards and as corresponding reference materials [0.03%]
激光剥蚀质谱法中用于线脱落明胶多元素标样的统计验证比较：与作为匹配基体标样和相应参考材料的冷冻切片均质化肺、肝的比较
Sven Thoröe-Boveleth,Ruth Becker,Jens Bertram et al.
Sven Thoröe-Boveleth et al.
Calibrations in LA-ICP-MS are typically very time-consuming and complex, as they need to be matched to the samples being measured and sectioned on a microtome. Alternatively, gelatin can be in droplet form or as a section, which is a more r...
Femtosecond Raman-induced Kerr effect spectroscopic study of the intermolecular dynamics in aqueous solutions of imidazolium hydrochloride, imidazole, sodium triazolide, and triazole: concentration dependence [0.03%]
咪唑
Masako Shimizu,Hideaki Shirota
Masako Shimizu
In this study, we employed femtosecond Raman-induced Kerr effect spectroscopy to analyze the concentration-dependent intermolecular dynamics in positively or negatively charged aromatics and their neutral analogous aromatics (imidazolium hy...
Room temperature quantitative liquid concentration device and application to interleukins analysis in a B-cell culture medium [0.03%]
定量液相浓度的室温装置及其在B细胞培养基中细胞因子分析中的应用研究
Ruriko Kawanabe,Hidekatsu Tazawa,Kazuma Mawatari et al.
Ruriko Kawanabe et al.
In biological analysis and medical diagnosis, there is an increasing demand for improving the lower detection limit without deteriorating the quantitativity; however, it is usually challenging. In this study, we utilized a cyclone flow devi...
Colorimetric quantification of vancomycin by highly active nitroxyl radical compounds [0.03%]
高活性硝基化合物的颜色测定法定量万古霉素
Kyoko Sugiyama,Fumiya Sato,Kentaro Yoshida et al.
Kyoko Sugiyama et al.
Nitroxyl radicals, represented by 2,2,6,6-tetramethylpiperidine N-oxyl (TEMPO), are highly stable organic free radicals with unique properties and are used as functional molecules in various fields. However, TEMPO had low reactivity and som...
Triple-template surface imprinted magnetic polymers for wide-coverage extraction of steroid hormones from human serum [0.03%]
用于广泛提取人血清中类固醇激素的三模板印迹磁性聚合物
Li Wang,Hongyu Wu,Caihong Wang et al.
Li Wang et al.
In this study, novel triple-template magnetic nanospheres by surface imprinting, called triple-template magnetic molecularly imprinted polymers (tri-MMIPs), were prepared for the detection of steroid hormones in human serum. The polymers we...
Use of calcite for evaluation of spectral resolution of Raman spectrometers [0.03%]
利用方解石评估拉曼光谱仪的分辨率性能
Nobuyasu Itoh
Nobuyasu Itoh
Raman microscopes are widely used in various fields and their spectral resolutions differ greatly depending on the system and optical components. Thus, it is important to evaluate the spectral resolution of Raman systems under measurement c...