Analytical Sciences


Cover image of volume 36, number 7

Volume 36, Number 7 (2020)

Cover illustration of this month"A Method to Analyze Urinary Extracellular Vesicles" by Piyawan PAISRISARN, Takao YASUI, and Yoshinobu BABA (p.791). See larger image


Highlights − Volume 36, Number 7 (2020)

Advances in Chromatographic Analysis of Cannabidiol (CBD)
Koichi INOUE
Keywords: Cannabidiol, tetrahydrocannabinol, chromatography
Analytical Sciences, 2020, 36(7), 781.
DOI: 10.2116/analsci.highlights2007
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Hot Articles − Volume 36, Number 7 (2020)

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Fluorescence Enhancement Effect by Metal Nanoparticles-immobilized Microplate
Shuyi SUN, Kyohei MATSUI, So TANABE, Dung NGUYEN, Takamasa KINOSHITA, Yojiro YAMAMOTO, and Hiroshi SHIIGI
Keywords: Microplate, silver nanoparticle, fluorescence enhancement, ELISA
Analytical Sciences, 2020, 36(7), 787.
DOI: 10.2116/analsci.advpub_20C009
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A Method to Analyze Urinary Extracellular Vesicles
Piyawan PAISRISARN, Takao YASUI, and Yoshinobu BABA
Keywords: Urinary extracellular vesicles, cancer, biomarkers, isolation, characterization, analytical method, qualitative analysis, quantitative analysis
Analytical Sciences, 2020, 36(7), 791.
DOI: 10.2116/analsci.20R001

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Amplified Analysis of DNA or Proteins by TdT-generated DNAzyme
Zhuoliang LIU, Tianxiong LIU, Cheng-an TAO, Xianzhe CHEN, Jian HUANG, Fang WANG, and Jianfang WANG
Keywords: DNAzyme, terminal deoxynucleotidyl transferase, DNA, thrombin
Analytical Sciences, 2020, 36(7), 835.
DOI: 10.2116/analsci.19P387


Table of Contents − Volume 36, Number 7 (2020)

Highlights

Advances in Chromatographic Analysis of Cannabidiol (CBD)
Koichi INOUE
Keywords: Cannabidiol, tetrahydrocannabinol, chromatography
Analytical Sciences, 2020, 36(7), 781.
DOI: 10.2116/analsci.highlights2007
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Rapid Communications

Determination of 3-Methyl-quinoxaline-2-carboxylic Acid and Quinoxaline-2-carboxylic Acid in Pork Based on a Background Fluorescence Quenching Immunochromatographic Assay
Xulin WAN, Xin WANG, and Xiaoqi TAO
Keywords: Background fluorescence quenching immunochromatographic assay (bFQICA), 3-methyl-quinoxaline-2-carboxylic acid (MQCA), quinoxaline-2-carboxylic acid (QCA), immunomagnetic beads, pork
Analytical Sciences, 2020, 36(7), 783.
DOI: 10.2116/analsci.20C008
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hot article mark
Fluorescence Enhancement Effect by Metal Nanoparticles-immobilized Microplate
Shuyi SUN, Kyohei MATSUI, So TANABE, Dung NGUYEN, Takamasa KINOSHITA, Yojiro YAMAMOTO, and Hiroshi SHIIGI
Keywords: Microplate, silver nanoparticle, fluorescence enhancement, ELISA
Analytical Sciences, 2020, 36(7), 787.
DOI: 10.2116/analsci.advpub_20C009
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Reviews

hot article mark
A Method to Analyze Urinary Extracellular Vesicles
Piyawan PAISRISARN, Takao YASUI, and Yoshinobu BABA
Keywords: Urinary extracellular vesicles, cancer, biomarkers, isolation, characterization, analytical method, qualitative analysis, quantitative analysis
Analytical Sciences, 2020, 36(7), 791.
DOI: 10.2116/analsci.20R001
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Original Papers

Antibody-labeled Gold Nanoparticles Based Immunosensor for the Detection of Thyroxine Hormone
Mradula, Rocky RAJ, Sarita DEVI, and Sunita MISHRA
Keywords: Gold nanoparticles, thyroxine, absorbance spectra, aggregation, surface plasmon resonance, cysteamine
Analytical Sciences, 2020, 36(7), 799.
DOI: 10.2116/analsci.19P418
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New Fluorescent Sensor for Arsenic(III) Determination in Aqueous Media
Soner ÇUBUK, Mustafa Can TASKAN, Ece KÖK YETIMOGLU, and M. Vezir KAHRAMAN
Keywords: As(III), polymeric membrane, sensor, fluorimetry
Analytical Sciences, 2020, 36(7), 807.
DOI: 10.2116/analsci.19P415
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A Rapid Spectrofluorometric Method for the Determination of Aluminum at Nano-trace Levels in Some Real, Environmental, Biological, Hemodialysis, Food, Pharmaceutical, and Soil Samples Using 2′,3,4′,5,7-Pentahydroxyflavone
Faisal HOSSAIN, Shahnaj BEGUM, Israt JAHAN, and M. Jamaluddin AHMED
Keywords: Spectrofluorometry, aluminum-determination, morin, hemodialysis-solutions, environmental, biological, food, pharmaceutical, soil samples
Analytical Sciences, 2020, 36(7), 813.
DOI: 10.2116/analsci.19P443
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Untargeted Lipidomic Analysis of Plasma from High-fat Diet-induced Obese Rats Using UHPLC–Linear Trap Quadrupole–Orbitrap MS
Siddabasave Gowda B. GOWDA, Zi-Jun GAO, Zhen CHEN, Takayuki ABE, Shota HORI, Satoru FUKIYA, Satoshi ISHIZUKA, Atsushi YOKOTA, Hitoshi CHIBA, and Shu-Ping HUI
Keywords: Plasma lipids, high-fat diet, obesity, liquid chromatography, mass spectrometry, hierarchical cluster analysis
Analytical Sciences, 2020, 36(7), 821.
DOI: 10.2116/analsci.19P442
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Capillary Electrophoresis/Dynamic Frontal Analysis for the Enzyme Assay of 4-Nitrophenyl Phosphate with Alkaline Phosphatase
Toshio TAKAYANAGI, Masanori MINE, and Hitoshi MIZUGUCHI
Keywords: Dynamic frontal analysis, capillary electrophoresis, enzymatic reaction, Michaelis–Menten constant, alkaline phosphatase, 4-nitrophenyl phosphate, 4-nitrophenolate
Analytical Sciences, 2020, 36(7), 829.
DOI: 10.2116/analsci.19P471
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hot article mark
Amplified Analysis of DNA or Proteins by TdT-generated DNAzyme
Zhuoliang LIU, Tianxiong LIU, Cheng-an TAO, Xianzhe CHEN, Jian HUANG, Fang WANG, and Jianfang WANG
Keywords: DNAzyme, terminal deoxynucleotidyl transferase, DNA, thrombin
Analytical Sciences, 2020, 36(7), 835.
DOI: 10.2116/analsci.19P387
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Determination of Chemical Oxygen Demand in Water Samples Using Gas-phase Molecular Absorption Spectrometry
Xiaomin CHEN, Lian PENG, Jingcheng WANG, Debing ZHANG, Yong ZHAO, Qichao ZHAO, and Tianhao LI
Keywords: Molecular absorption spectrometry, chemical oxygen demand, titration
Analytical Sciences, 2020, 36(7), 841.
DOI: 10.2116/analsci.19P444
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Roles of Residual Silanol in Solid Phase Extraction of Copper to Octadecylsilyl Silica in the Presence of Acetylacetone
Shizuka NASU, Satoshi OHMURO, Takashi YASUI, and Akio YUCHI
Keywords: Solid phase extraction, octadecylsilyl silica, residual silanol, copper, acetylacetone, ESR
Analytical Sciences, 2020, 36(7), 847.
DOI: 10.2116/analsci.19P419
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Simulation and Experiment for Electrode Coverage Evaluation by Electrochemical Impedance Spectroscopy Using Parallel Facing Electrodes
Shinya TANAKA, Kaiken KIMURA, Ko-ichiro MIYAMOTO, Yuhki YANASE, and Shigeyasu UNO
Keywords: Electrochemical impedance spectroscopy, electrochemical sensor, finite element method simulation
Analytical Sciences, 2020, 36(7), 853.
DOI: 10.2116/analsci.19P451
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Anodic Electrochemiluminescence of CdTe Quantum Dots Using Tripropylamine as Coreactant: Size-dependent Effect
Masayuki NAKAYAMA, Takuma KITANO, Jianshan YE, and Jiye JIN
Keywords: CdTe quantum dots, electrochemiluminescence, tripropylamine, size-dependent, Gibbs free energy, band gap energy
Analytical Sciences, 2020, 36(7), 859.
DOI: 10.2116/analsci.19P489
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Nondestructive Evaluations of Melanin-related Compounds in the Skin Using Electron Paramagnetic Resonance and Permeability Measurements
Kouichi NAKAGAWA, Satoko MINAKAWA, and Daisuke SAWAMURA
Keywords: Skin, pigments, permeability, radical, EPR, imaging
Analytical Sciences, 2020, 36(7), 865.
DOI: 10.2116/analsci.20P001
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Analytical Comparison of Antibody-drug Conjugates Based on Good Manufacturing Practice Strategies
Zhala TAWFIQ, Yutaka MATSUDA, Melody Jane ALFONSO, Colin CLANCY, Veronica ROBLES, Monica LEUNG, and Brian A. MENDELSOHN
Keywords: Antibody-drug conjugate, cysteine conjugation, good manufacturing practice, drug antibody ratio
Analytical Sciences, 2020, 36(7), 871.
DOI: 10.2116/analsci.19P465
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Notes

Preparation of N2-Ethyl-2′-deoxyguanosine-d4 as an Internal Standard for the Electrospray Ionization–Tandem Mass Spectrometric Determination of DNA Damage by Acetaldehyde
Yukihiro ESAKA, Hiromitsu ARUGA, Saki KUNISHIMA, Takuhei YAMAMOTO, Hiroya MURAKAMI, Yoshinari SAWAMA, Hironao SAJIKI, and Bunji UNO
Keywords: N2-Ethyl-2′-deoxyguanosine-d4, isotopic internal standard, ESI-MS/MS, acetaldehyde-d4, D2O, cancer risk marker
Analytical Sciences, 2020, 36(7), 877.
DOI: 10.2116/analsci.19N034
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Identification of Binding Epitopes of a Fluorinated Compound Bound to Proteins Using 1H and 19F NMR Spectroscopy
Kazuo FURIHATA and Mitsuru TASHIRO
Keywords: NMR-based screening, fluorinated compounds, 19F NMR
Analytical Sciences, 2020, 36(7), 881.
DOI: 10.2116/analsci.19N033
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Practical Computation of FFT-based Generalized Two-dimensional Correlation Spectroscopy
Mengmeng HE, Daisuke MIYATA, Takakazu NAKABAYASHI, and Shin-ichi MORITA
Keywords: Correlation, spectroscopy, FT, FFT, computation, sinusoidal
Analytical Sciences, 2020, 36(7), 885.
DOI: 10.2116/analsci.20N005
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Advancements in Instrumentation

High-throughput, Multi-batch System for the Efficient Microwave Digestion of Biological Samples
Davide SPANU, Laura BUTTI, Ginevra BOLDROCCHI, Roberta BETTINETTI, and Damiano MONTICELLI
Keywords: High-throughput microwave digestion, biological samples, trace elements, marine food web, microsamples
Analytical Sciences, 2020, 36(7), 889.
DOI: 10.2116/analsci.19A004
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Announcements

Analytical Sciences, 2020, 36(7), 893.
DOI: 10.2116/analsci.announce2007

Errata

Analytical Sciences, 2020, 36(7), 897.
DOI: 10.2116/analsci.errata2007