Analytical Sciences


Cover image of volume 31, number 11

Volume 31, Number 11 (2015)

Cover illustration of this month"Preconcentration of Aromatic Compounds in Aqueous Samples with a Polymer-coated Fiber-packed Capillary and Subsequent Temperature-programmed Elution with Water for Pseudo-2D LC Separations" by Toshiaki TAZAWA, Yuuhi MORI, Akira KOBAYASHI, Kenichi NAKANE, Tomoya MONOBE, Ikuo UETA, and Yoshihiro SAITO (p.1137). See larger image


Hot Articles − Volume 31, Number 11 (2015)

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Development of a Fully-automated On-line Oxidation Column-switching HPLC System for the Determination of Endogenous Melatonin in Human Clinical Samples
Tsubasa OYAMA, Rie NAGAI, Mayumi FUJIMOTO, Ryoko KONISHI, Masashi MITA, Keiko UEZONO, Kiyoshi ZAITSU, and Kenji HAMASE
Keywords: Melatonin, column-switching, fluorescence, on-line oxidation, HPLC
Analytical Sciences, 2015, 31(11), 1129.
DOI: 10.2116/analsci.31.1129

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A Portable Liquid Chromatograph with a Battery-operated Compact Electroosmotic Pump and a Microfluidic Chip Device with a Reversed Phase Packed Column
Akihiko ISHIDA, Mitsutaka FUJII, Takehiro FUJIMOTO, Shunsuke SASAKI, Ichiro YANAGISAWA, Hirofumi TANI, and Manabu TOKESHI
Keywords: Electroosmotic pump, liquid chromatography, microfluidic chip, packed column
Analytical Sciences, 2015, 31(11), 1163.
DOI: 10.2116/analsci.31.1163

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Simple and Rapid Immobilization of Coating Polymers on Poly(dimethyl siloxane)-glass Hybrid Microchips by a Vacuum-drying Method
Fumihiko KITAGAWA, Syo NAKAGAWARA, Isoshi NUKATSUKA, Yusuke HORI, Kenji SUEYOSHI, and Koji OTSUKA
Keywords: Microchip electrophoresis, vacuum-drying method, polymer coating, electroosmotic flow, bioanalysis
Analytical Sciences, 2015, 31(11), 1171.
DOI: 10.2116/analsci.31.1171


Table of Contents − Volume 31, Number 11 (2015)

Rapid Communications

Fabrication of Amperometric Glucose Sensor Using Glucose Oxidase-Cellulose Nanofiber Aqueous Solution
Mikito YASUZAWA, Yuya OMURA, Kentaro HIURA, Jiang LI, Yusuke FUCHIWAKI, and Masato TANAKA
Keywords: Cellulose nanofiber, enzyme immobilization, glucose sensor
Analytical Sciences, 2015, 31(11), 1111.
DOI: 10.2116/analsci.31.1111
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Pyridinium-based Task-specific Ionic Liquid with a Monothioether Group for Selective Extraction of Class b Metal Ions
Kenji CHAYAMA, Yuki SANO, and Satoshi IWATSUKI
Keywords: Task-specific ionic liquid, extraction, thioether, class b metal ion, precious metals, green sustainable chemistry
Analytical Sciences, 2015, 31(11), 1115.
DOI: 10.2116/analsci.31.1115
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Special Issue: Recent Progress in High Performance Separation

Guest Editorial

“Recent Progress in High Performance Separation”
Analytical Sciences, 2015, 31(11), 1119.
DOI: 10.2116/analsci.31.1119

Reviews

Capillary Electrophoresis with Laser-induced Fluorescence Detection for Application in Intracellular Investigation of Anthracyclines and Multidrug Resistance Proteins
Julius MBUNA and Takashi KANETA
Keywords: Capillary electrophoresis, micellar electrokinetic chromatography, capillary electrophoresis immunoassay, laser-induced fluorescence, anthracycline, multidrug resistance associated protein, cancer cell
Analytical Sciences, 2015, 31(11), 1121.
DOI: 10.2116/analsci.31.1121
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Original Papers

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Development of a Fully-automated On-line Oxidation Column-switching HPLC System for the Determination of Endogenous Melatonin in Human Clinical Samples
Tsubasa OYAMA, Rie NAGAI, Mayumi FUJIMOTO, Ryoko KONISHI, Masashi MITA, Keiko UEZONO, Kiyoshi ZAITSU, and Kenji HAMASE
Keywords: Melatonin, column-switching, fluorescence, on-line oxidation, HPLC
Analytical Sciences, 2015, 31(11), 1129.
DOI: 10.2116/analsci.31.1129
figure

Preconcentration of Aromatic Compounds in Aqueous Samples with a Polymer-coated Fiber-packed Capillary and Subsequent Temperature-programmed Elution with Water for Pseudo-2D LC Separations
Toshiaki TAZAWA, Yuuhi MORI, Akira KOBAYASHI, Kenichi NAKANE, Tomoya MONOBE, Ikuo UETA, and Yoshihiro SAITO
Keywords: Pseudo-2D separation, fiber, sample preparation, liquid chromatography, modulator, spline interpolation
Analytical Sciences, 2015, 31(11), 1137.
DOI: 10.2116/analsci.31.1137
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Affinity Capillary Electrophoresis for Selective Control of Electrophoretic Mobility of Sialic Acid Using Lanthanide–Hexadentate Macrocyclic Polyazacarboxylate Complexes
Daiki GOTO, Kazuki OUCHI, Masami SHIBUKAWA, and Shingo SAITO
Keywords: Affinity capillary electrophoresis, sialic acid, lanthanide complexes
Analytical Sciences, 2015, 31(11), 1143.
DOI: 10.2116/analsci.31.1143
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Zone Sharpening of Peptides in Pressurized Capillary Electrochromatography Using Dynamic pH Junction
Hideomi UMEDA, Shinya KITAGAWA, and Hajime OHTANI
Keywords: Analyte zone sharpening, angiotensin, dynamic pH junction, electrochromatography, step gradient
Analytical Sciences, 2015, 31(11), 1151.
DOI: 10.2116/analsci.31.1151
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Highly Sensitive and Multiple Enzyme Activity Assay Using Reagent-release Capillary–Isoelectric Focusing with Rhodamine 110-based Substrates
Kenji SUEYOSHI, Yuto NOGAWA, Kasumi SUGAWARA, Tatsuro ENDO, and Hideaki HISAMOTO
Keywords: Caspase-3, caspase-8, enzyme activity assay, reagent-release capillary-isoelectric focusing, rhodamine 110-based substrate, trypsin
Analytical Sciences, 2015, 31(11), 1155.
DOI: 10.2116/analsci.31.1155
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hot article mark
A Portable Liquid Chromatograph with a Battery-operated Compact Electroosmotic Pump and a Microfluidic Chip Device with a Reversed Phase Packed Column
Akihiko ISHIDA, Mitsutaka FUJII, Takehiro FUJIMOTO, Shunsuke SASAKI, Ichiro YANAGISAWA, Hirofumi TANI, and Manabu TOKESHI
Keywords: Electroosmotic pump, liquid chromatography, microfluidic chip, packed column
Analytical Sciences, 2015, 31(11), 1163.
DOI: 10.2116/analsci.31.1163
figure

hot article mark
Simple and Rapid Immobilization of Coating Polymers on Poly(dimethyl siloxane)-glass Hybrid Microchips by a Vacuum-drying Method
Fumihiko KITAGAWA, Syo NAKAGAWARA, Isoshi NUKATSUKA, Yusuke HORI, Kenji SUEYOSHI, and Koji OTSUKA
Keywords: Microchip electrophoresis, vacuum-drying method, polymer coating, electroosmotic flow, bioanalysis
Analytical Sciences, 2015, 31(11), 1171.
DOI: 10.2116/analsci.31.1171
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Separation of Metal Complexes with Counter Ions by Tube Radial Distribution Chromatography Using a Ternary Solvent Containing 8-quinolinol
Yuji KAWAI, Satoshi FUJINAGA, Masahiko HASHIMOTO, and Kazuhiko TSUKAGOSHI
Keywords: Capillary chromatography, metal ions, 8-quinolinol, tube radial distribution phenomenon, tube radial distribution chromatography
Analytical Sciences, 2015, 31(11), 1177.
DOI: 10.2116/analsci.31.1177
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Development of a Mesoscale Pulsed Discharge Helium Ionization Detector for Portable Gas Chromatography
Ronald P. MANGINELL, Curtis D. MOWRY, Adam S. PIMENTEL, Michael A. MANGAN, Matthew W. MOORMAN, Elizabeth S. SPARKS, Amy ALLEN, and Komandoor E. ACHYUTHAN
Keywords: Micro-pulsed discharge helium ionization detector, micro-PDHID, mesoscale fabrication, 3-methyl-2-hexenoic acid, gas chromatography, GC, volatile organic compounds, VOC
Analytical Sciences, 2015, 31(11), 1183.
DOI: 10.2116/analsci.31.1183
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Notes

Simple Pretreatment and HILIC Separation for LC-ESI-MS/MS Determination of Adenosine in Human Plasma
Hiroya MURAKAMI, Erina OTANI, Tomoko IWATA, Yukihiro ESAKA, Takuma AOYAMA, Masanori KAWASAKI, Toshiki TANAKA, Shinya MINATOGUCHI, and Bunji UNO
Keywords: Adenosine, human plasma, LC-ESI-MS/MS, ion suppression, HILIC separation, ammonium acetate
Analytical Sciences, 2015, 31(11), 1189.
DOI: 10.2116/analsci.31.1189
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Determination of Acid Dissociation Constant of Pravastatin under Degraded Conditions by Capillary Zone Electrophoresis
Toshio TAKAYANAGI, Mika AMIYA, Natsumi SHIMAKAMI, and Tomoki YABUTANI
Keywords: Pravastatin, acid degradation, acid dissociation constant, capillary zone electrophoresis, micellar electrokinetic chromatography
Analytical Sciences, 2015, 31(11), 1193.
DOI: 10.2116/analsci.31.1193
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Micropillars Fabricated on Poly(methyl methacrylate) Substrates for Separation of Microscale Objects
Takao YASUI, Satoru ITO, Noritada KAJI, Manabu TOKESHI, and Yoshinobu BABA
Keywords: Micropillars, poly(methyl methacrylate) (PMMA), microparticles separation
Analytical Sciences, 2015, 31(11), 1197.
DOI: 10.2116/analsci.31.1197
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Reversed-phase Chromatography in an Extended Nanospace: Separating Amino Acids in Short and Long Nanochannels
Adelina SMIRNOVA, Hisashi SHIMIZU, Kazuma MAWATARI, and Takehiko KITAMORI
Keywords: Extended-nano space, microchip, RP-HPLC, amino acids separation
Analytical Sciences, 2015, 31(11), 1201.
DOI: 10.2116/analsci.31.1201
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Announcements

Analytical Sciences, 2015, 31(11), 1205.
DOI: 10.2116/analsci.31.1205