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原著論文

114 entries « 1 of 3 »

2021

Miyauchi, Hiroki; Harada, Kohei; Suzuki, Yoshino; Okada, Katsuhiko; Aoki, Motohide; Umemura, Tomonari; Fujiwara, Shoko; Tsuzuki, Mikio

Development of an algal cell-attached solid surface culture system for simultaneous wastewater treatment and biomass production Journal Article

In: Algal Research, 58 , pp. 102394, 2021, ISSN: 2211-9264.

Abstract | Links | BibTeX

2020

Matsuo, Yukiko; Sasaki, Mayu; Fukaya, Haruhiko; Miyake, Katsunori; Takeuchi, Riko; Kumata, Hidetoshi; Mimaki, Yoshihiro

Chemical Constituents of the Terrestrial Stems of Ephedra sinica and their PPAR-γ Ligand-Binding Activity Journal Article

In: Planta Medica International Open, 7 (01), pp. e12-e16, 2020, ISSN: 2509-9264, (e12).

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Kishi, Takuho; Kotani, Akira; Umemura, Tomonari; Hakamata, Hideki

HPLC with electrochemical detection for determining homogentisic acid and its application to urine from rats fed tyrosine-enriched food Journal Article

In: Journal of Pharmaceutical and Biomedical Analysis, 186 , pp. 113253, 2020, ISSN: 0731-7085.

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Endo, Satoshi; Yoshimura, Mitsuki; Kumata, Hidetoshi; Uchida, Masao; Yabuki, Yoshinori; Nakata, Haruhiko

Reduced bioavailability of polycyclic aromatic hydrocarbons (PAHs) in sediments impacted by carbon manufacturing plant effluent: Evaluation by ex situ passive sampling method Journal Article

In: Environmental Pollution, 256 , pp. 113448, 2020, ISSN: 0269-7491.

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曲, 奎智; 森岡, 和大; 東, 奈穗; 長嶋, 萌子; 辺見, 彰秀; 東海林, 敦; 村上, 博哉; 手嶋, 紀雄; 梅村, 知也; 加藤, 俊吾; 河西, 奈保子; 内山, 一美; 中嶋, 秀

自律送液が可能なマイクロチップと有機フォトダイオード検出器を用いる化学発光分析システムの開発 Journal Article

In: 分析化学, 69 (1.2), pp. 31-39, 2020.

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Murakami, Hiroya; Omiya, Miho; Miki, Yuta; Umemura, Tomonari; Esaka, Yukihiro; Inoue, Yoshinori; Teshima, Norio

Evaluation of the adsorption properties of nucleobase-modified sorbents for a solid-phase extraction of water-soluble compounds Journal Article

In: Talanta, 217 , pp. 121052, 2020, ISSN: 0039-9140.

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Kumata, Hidetoshi; Morimoto, Chika; Horie, Akihiro; Tanabe, Akane; Fujimori, Eiji; Umemura, Tomonari

Elimination of interfering molybdenum oxyanion with an anion-exchange monolithic spin tip (AXTip) for precise determination of cadmium in human urine by ICP-MS Journal Article

In: Talanta Open, pp. 100009, 2020, ISSN: 2666-8319.

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今崎, 龍之介; 近藤, 啓太; 谷, 夏海; 青木, 元秀; 熊田, 英峰; 内田, 達也; 長縄, 豪; 嶋田, 泰佑; 田口, 嘉彦; 佐藤, 浩明; 安井, 隆雄; 梅村, 知也

超薄層クロマトグラフィー用の水平式ミニチュアTLC展開槽の試作と評価 Journal Article

In: 分析化学, 69 (10.11), pp. 553-558, 2020.

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2019

Tani, Hidenori; Numajiri, Ayaka; Aoki, Motohide; Umemura, Tomonari; Nakazato, Tetsuya

Short-lived long noncoding RNAs as surrogate indicators for chemical stress in HepG2 cells and their degradation by nuclear RNases Journal Article

In: Scientific Reports, 9 , pp. 20299, 2019, ISSN: 2045-2322.

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Umemura, Tomonari

Elucidation of Ion-Pairing Elution Behavior of Anions and Cations in Electrostatic Ion Chromatography Using Water as a Mobile Phase Journal Article

In: Chromatography, 40 , pp. 143-148, 2019, ISSN: 1342-8284.

BibTeX

竹内, 理子; 力石, 嘉人; 小川, 奈々子; 風呂田, 郷史; 大河内, 直彦; 青木, 元秀; 内田, 達也; 梅村, 知也; 熊田, 英峰

化合物レベル炭素安定同位体比分析のための高等植物中のステロール及び脂肪酸の分離精製法の確立 Journal Article

In: 分析化学, 68 (5), pp. 297-306, 2019.

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Murota, Chisato; Fujiwara, Shoko; Tsujishita, Maki; Urabe, Kanae; Takayanagi, Shuta; Aoki, Motohide; Umemura, Tomonari; Eaton-Rye, Julian J; Pitt, Frances D; Tsuzuki, Mikio

Hyper-resistance to arsenate in the cyanobacterium Synechocystis sp. PCC 6803 is influenced by the differential kinetics of its pst-ABC transporters and external phosphate concentration exposure Journal Article

In: Algal Research, 38 , pp. 101410, 2019, ISSN: 2211-9264.

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Nagashima, Shun; Takeda, Keisuke; Ohno, Nobuhiko; Ishido, Satoshi; Aoki, Motohide; Saitoh, Yurika; Takada, Takumi; Tokuyama, Takeshi; Sugiura, Ayumu; Fukuda, Toshifumi; Matsushita, Nobuko; Inatome, Ryoko; Yanagi, Shigeru

MITOL deletion in the brain impairs mitochondrial structure and ER tethering leading to oxidative stress Journal Article

In: Life Science Alliance, 2 (4), 2019.

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2018

Fujimori, Eiji; Nagata, Suzuka; Kumata, Hidetoshi; Umemura, Tomonari

Investigation of adverse effect of coexisting aminopolycarboxylates on the determination of rare earth elements by ICP-MS after solid phase extraction using an iminodiacetate-based chelating-resin Journal Article

In: Chemosphere, 214 , pp. 288-294, 2018.

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Sakurada, Shunto; Fujiwara, Shoko; Suzuki, Michio; Kogure, Toshihiro; Uchida, Tatsuya; Umemura, Tomonari; Tsuzuki, Mikio

Involvement of Acidic Polysaccharide Ph-PS-2 and Protein in Initiation of Coccolith Mineralization, as Demonstrated by In Vitro Calcification on the Base Plate Journal Article

In: Marine Biotechnology, 20 (3), pp. 304–312, 2018, ISSN: 1436-2236.

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Hirose, Atsumi; Kasai, Takuya; Aoki, Motohide; Umemura, Tomonari; Watanabe, Kazuya; Kouzuma, Atsushi

Electrochemically active bacteria sense electrode potentials for regulating catabolic pathways Journal Article

In: Nature communications, 9 (1), pp. 1083, 2018, ISSN: 2041-1723.

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Aoki, Motohide; Sato, Norihiro

Fatty Acid Content and Composition of Triacylglycerols of Chlorella kessleri Journal Article

In: Bio-Protocol, 7 (1), pp. 1–9, 2018, ISSN: 2331-8325.

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Yagi, Sota; Akanuma, Satoshi; Kaji, Asumi; Niiro, Hiroya; Akiyama, Hayato; Uchida, Tatsuya; Yamagishi, Akihiko.

Selection of a platinum-binding sequence in a loop of a four-helix bundle protein. Journal Article

In: Journal of Bioscience and Bioengineering, 125 (2), pp. 192–198, 2018, ISSN: 1347-4421.

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2017

Tani, H; Okuda, S; Nakamura, K; Aoki, M; Umemura, T

Short-lived long non-coding RNAs as surrogate indicators for chemical exposure and LINC00152 and MALAT1 modulate their neighboring genes Journal Article

In: PloS one, 12 (7), 2017, ISSN: 19326203.

Abstract | Links | BibTeX

2016

Sakai, Y.; Kotani, A.; Umemura, T.; Mori, Y.; Kusu, F.; Yamamoto, K.; Hakamata, H.

Electrochemical Determination of Synephrine by Hydrophilic Interaction Liquid Chromatography Using a Zwitterionic Monolith Column Journal Article

In: Electroanalysis, 28 , pp. 1947-1951, 2016.

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Sato, Norihiro; Kobayashi, Satomi; Aoki, Motohide; Umemura, Tomonari; Kobayashi, Isao; Tsuzuki, Mikio

Identification of genes for sulfolipid synthesis in primitive red alga Cyanidioschyzon merolae Journal Article

In: Biochemical and Biophysical Research Communications, 470 (1), pp. 123–129, 2016, ISSN: 0006291X.

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Sakurai, Toshihiro; Aoki, Motohide; Ju, Xiaohui; Ueda, Tatsuya; Nakamura, Yasunori; Fujiwara, Shoko; Umemura, Tomonari; Tsuzuki, Mikio; Minoda, Ayumi

Profiling of lipid and glycogen accumulations under different growth conditions in the sulfothermophilic red alga Galdieria sulphuraria Journal Article

In: Bioresource Technology, 200 , pp. 861–866, 2016, ISSN: 18732976.

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Chikamatsu, Kazuhiro; Aoki, Motohide; Uchida, Tatsuya; Umemura, Tomonari; Kumata, Hidetoshi

Optimization of the Extraction Solvent for Polycyclic Aromatic Hydrocarbons (PAHs) from Road Dusts by Using Pressurized Solvent Extraction and Evaluation of Its Impact on Source Diagnostic Isomer Pair Ratios of PAHs Journal Article

In: Bunseki Kagaku, 65 (4), pp. 193–202, 2016.

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Aoki, Motohide; Tsuzuki, Mikio; Sato, Norihiro

Quantitation of Cytochromes b559, b6, and f, and the Core Component of Photosystem I P700 in Cyanobacterial Cells Journal Article

In: Bio-Protocol, 6 (21), pp. 1–6, 2016.

Abstract | Links | BibTeX

2015

Honda, Mao; Kitajima, Nobuyuki; Abe, Tomoko; Umemura, Tomonari; Hokura, Akiko.

Study on chromium accumulation mechanism of Chinese break fern (Pteris vittata L.) by synchrotron radiation X-ray fluorescence analysis. Journal Article

In: Bunseki Kagaku, 64 (11), pp. 801–810, 2015, ISSN: 0525-1931.

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Suzuki, Yusuke; Takenaka, Chisato; Tomioka, Rie; Tsubota, Hiromi; Takasaki, Yuka; Umemura, Tomonari.

Accumulation of Arsenic and Copper by Bryophytes Growing in an Aquatic Environment near Copper Mine Tailings. Journal Article

In: Mine Water and the Environment, pp. Ahead of Print, 2015, ISSN: 1025-9112.

Abstract | Links | BibTeX

2014

Yanai, Hikaru; Egawa, Saki; Yamada, Kenta; Ono, Junpei; Aoki, Motohide; Matsumoto, Takashi; Taguchi, Takeo

1,1-Bis(triflyl)alkadienes: Easy-To-Handle Building Blocks for Strongly Acidic Carbon Acids Journal Article

In: Asian Journal of Organic Chemistry, 3 (4), pp. 556–563, 2014, ISSN: 21935807.

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Aoki, Motohide; Nakamura, Yoshisuke; Akamine, Runa; Kumata, Hidetoshi; Umemura, Tomonari

Discovery of the cyanobacterial biomarker respond to toxic metal based on the lipidomics Journal Article

In: Biomedical Research on Trace Elements, 25 (2), pp. 83, 2014, ISBN: 0916-717X.

BibTeX

2013

Inoue, Kana; Aoki, Motohide; Fujiwara, Kitao

Protein cohesion induced by metal ions observed with fluorescence correlation spectroscopy Journal Article

In: Journal of Environmental Science and Health, Part A, 48 (11), pp. 1311–1317, 2013, ISSN: 1093-4529.

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Yamamoto, Kazuhiro; Komiyama, Ryo; Umemura, Tomonari.

Numerical simulation on flow in column chromatography. Journal Article

In: International Journal of Modern Physics C: Computational Physics, Physical Computation, 24 (12), pp. 1340003/1–1340003/7, 2013, ISSN: 0129-1831.

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Groombridge, Alexander S; Miyashita, Shin-ichi; Fujii, Shin-ichiro; Nagasawa, Keisuke; Okahashi, Tetsuya; Ohata, Masaki; Umemura, Tomonari; Takatsu, Akiko; Inagaki, Kazumi; Chiba, Koichi.

High sensitive elemental analysis of single yeast cells (Saccharomyces cerevisiae) by time-resolved inductively-coupled plasma mass spectrometry using a high efficiency cell introduction system. Journal Article

In: Analytical Sciences, 29 (6), pp. 597–603, 2013, ISSN: 0910-6340.

Abstract | Links | BibTeX

Aoshima, Hiroshi; Satoh, Kotaro; Umemura, Tomonari; Kamigaito, Masami.

A simple combination of higher-oxidation-state FeX3 and phosphine or amine ligand for living radical polymerization of styrene, methacrylate, and acrylate. Journal Article

In: Polymer Chemistry, 4 (12), pp. 3554–3562, 2013, ISSN: 1759-9962.

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Ohta, Hiromichi; Mizoguchi, Teruyasu; Aoki, Noriyuki; Yamamoto, Takashi; Sabarudin, Akhmad; Umemura, Tomonari.

Lithium-ion conducting La2/3-xLi3xTiO3 solid electrolyte thin films with stepped and terraced surfaces [Retraction of document cited in CA156:547984]. Journal Article

In: Applied Physics Letters, 102 (8), pp. 089902/1, 2013, ISSN: 0003-6951.

Abstract | Links | BibTeX

2012

Zhu, Yanbei; Hioki, Akiharu; Itoh, Akihide; Umemura, Tomonari; Haraguchi, Hiroki; Chiba, Koichi.

Relative enrichment of Mo in the radicle of peanut seed (Arachis hypogaea), observed by multi-elemental imagining with LA-ICP-MS. Journal Article

In: Analytical Sciences, 28 (12), pp. 1121–1124, 2012, ISSN: 0910-6340.

Abstract | Links | BibTeX

Noor, Zairin; Sumitro, Sutiman Bambang; Hidayat, Mohammad; Rahim, Agus Hadian; Sabarudin, Akhmad; Umemura, Tomonari.

Atomic mineral characteristics of Indonesian osteoporosis by high-resolution inductively coupled plasma mass spectrometry. Journal Article

In: Scientific World Journal, pp. 372972, 6 pp., 2012, ISSN: 1537-744X.

Abstract | Links | BibTeX

Sabarudin, Akhmad; Huang, Junchao; Shu, Shin; Sakagawa, Shinnosuke; Umemura, Tomonari.

Preparation of methacrylate-based anion-exchange monolithic microbore column for chromatographic separation of DNA fragments and oligonucleotides. Journal Article

In: Analytica Chimica Acta, 736 , pp. 108–114, 2012, ISSN: 0003-2670.

Abstract | Links | BibTeX

Shu, Shin; Kobayashi, Hiroharu; Okubo, Masaki; Sabarudin, Akhmad; Butsugan, Michio; Umemura, Tomonari.

Chemical anchoring of lauryl methacrylate-based reversed phase monolith to 1/16" o.d. polyetheretherketone tubing. Journal Article

In: Journal of Chromatography A, 1242 , pp. 59–66, 2012, ISSN: 0021-9673.

Abstract | Links | BibTeX

Ohta, Hiromichi; Mizoguchi, Teruyasu; Aoki, Noriyuki; Yamamoto, Takashi; Sabarudin, Akhmad; Umemura, Tomonari.

Lithium-ion conducting La2/3-xLi3xTiO3 solid electrolyte thin films with stepped and terraced surfaces. Journal Article

In: Applied Physics Letters, 100 (17), pp. 173107/1–173107/4, 2012, ISSN: 0003-6951.

Abstract | Links | BibTeX

Takasaki, Yuka; Sakagawa, Shinnosuke; Inagaki, Kazumi; Fujii, Shin-ichiro; Sabarudin, Akhmad; Umemura, Tomonari; Haraguchi, Hiroki.

Development of salt-tolerance interface for an high performance liquid chromatography/inductively coupled plasma mass spectrometry system and its application to accurate quantification of DNA samples. Journal Article

In: Analytica Chimica Acta, 713 , pp. 23–29, 2012, ISSN: 0003-2670.

Abstract | Links | BibTeX

Fujiwara, Kitao; Horiuchi, Keishiro; Goryoda, Sayuri; Hashidume, Yasuhiro; Horiguchi, Naoko; Miyakawa, Takeshi; Takasu, Masako; Aoki, Motohide

Observation of Cell-Size Variation under Environmental Stress by Fluorescence Correlation Spectroscopy without Objective Image Magnification Journal Article

In: Journal of environmental science and engineering A, 1 (3), pp. 364-370, 2012, ISBN: 1934-8932.

Abstract | Links | BibTeX

Aoki, Motohide; Tsuzuki, Mikio; Sato, Norihiro.

Involvement of sulfoquinovosyl diacylglycerol in DNA synthesis in Synechocystis sp. PCC 6803. Journal Article

In: BMC Research Notes, 5 , pp. 98, 2012, ISSN: 1756-0500.

Abstract | Links | BibTeX

2011

Takasaki, Yuka; Inagaki, Kazumi; Sabarudin, Akhmad; Fujii, Shin-ichiro; Iwahata, Daigo; Takatsu, Akiko; Chiba, Koichi; Umemura, Tomonari.

Multielement analysis of micro-volume biological samples by ICP-MS with highly efficient sample introduction system. Journal Article

In: Talanta, 87 , pp. 24–29, 2011, ISSN: 0039-9140.

Abstract | Links | BibTeX

Takasaki, Yuka; Watanabe, Masaki; Yukawa, Hiroshi; Sabarudin, Akhmad; Inagaki, Kazumi; Kaji, Noritada; Okamoto, Yukihiro; Tokeshi, Manabu; Miyamoto, Yoshitaka; Noguchi, Hirofumi; Umemura, Tomonari; Hayashi, Shuji; Baba, Yoshinobu; Haraguchi, Hiroki.

Estimation of the Distribution of Intravenously Injected Adipose Tissue-Derived Stem Cells Labeled with Quantum Dots in Mice Organs through the Determination of their Metallic Components by ICPMS. Journal Article

In: Analytical Chemistry (Washington, DC, United States), 83 (21), pp. 8252–8258, 2011, ISSN: 0003-2700.

Abstract | Links | BibTeX

Shu, Shin; Kobayashi, Hiroharu; Kojima, Norihisa; Sabarudin, Akhmad; Umemura, Tomonari.

Preparation and characterization of lauryl methacrylate-based monolithic microbore column for reversed-phase liquid chromatography. Journal Article

In: Journal of Chromatography A, 1218 (31), pp. 5228–5234, 2011, ISSN: 0021-9673.

Abstract | Links | BibTeX

Sabarudin, Akhmad; Umemura, Tomonari; Motomizu, Shoji.

Chitosan functionalized with di-2-propanolamine - Its application as solid phase extractant for the determination of germanium in water samples by ICP-MS. Journal Article

In: Microchemical Journal, 99 (1), pp. 34–39, 2011, ISSN: 0026-265X.

Abstract | Links | BibTeX

Bratescu, Maria Antoneta; Hieda, Junko; Umemura, Tomonari; Saito, Nagahiro; Takai, Osamu.

Analysis of organic pollutant degradation in pulsed plasma by coherent anti-Stokes Raman spectroscopy. Journal Article

In: Journal of Vacuum Science & Technology, A: Vacuum, Surfaces, and Films, 29 (3), pp. 031302/1–031302/7, 2011, ISSN: 0734-2101.

Abstract | Links | BibTeX

Kumano, Naomi; Seki, Takahiro; Ishii, Masahiko; Nakamura, Hiroshi; Umemura, Tomonari; Takeoka, Yukikazu.

Multicolor Polymer-Dispersed Liquid Crystal. Journal Article

In: Advanced Materials (Weinheim, Germany), 23 (7), pp. 884–888, 2011, ISSN: 0935-9648.

Abstract | Links | BibTeX

2010

Imai, Takehito; Niwa, Masanao; Kawamura, Hideto; Umemura, Tomonari; Kimura, Masaru; Nakano, Takashi.

The dyeing mechanism of oxidative hair color in white and black human hair. Journal Article

In: Nippon Keshohin Gijutsusha Kaishi, 44 (3), pp. 208–215, 2010, ISSN: 0387-5253.

Abstract | Links | BibTeX

Koide, Hirotaka; Nagao, Yuki; Koumoto, Kunihito; Takasaki, Yuka; Umemura, Tomonari; Kato, Takeharu; Ikuhara, Yuichi; Ohta, Hiromichi.

Electric field modulation of thermopower for transparent amorphous oxide thin film transistors. Journal Article

In: Applied Physics Letters, 97 (18), pp. 182105/1–182105/3, 2010, ISSN: 0003-6951.

Abstract | Links | BibTeX

Zhu, Yanbei; Itoh, Akihide; Umemura, Tomonari; Haraguchi, Hiroki; Inagaki, Kazumi; Chiba, Koichi.

Determination of REEs in natural water by ICP-MS with the aid of an automatic column changing system. Journal Article

In: Journal of Analytical Atomic Spectrometry, 25 (8), pp. 1253–1258, 2010, ISSN: 0267-9477.

Abstract | Links | BibTeX

114 entries « 1 of 3 »
71Preparation of Methacrylate-Based Anion-Exchange Monolithic Microbore Column for Chromatographic Separation of DNA Fragments and Oligonucleotides
A. Sabarudin, J. Huang, S. Shu, S. Sakagawa, T. Umemura, Anal. Chim. Acta, accepted 【IF=4.311】
70Chemical Anchoring of Lauryl Methacrylate-Based Reversed Phase Monolith to 1/16″ o.d. Polyetheretherketone Tubing
S. Shu, H. Kobayashi, M. Okubo, A. Sabarudin, M. Butsugan, T. Umemura, J. Chromatogr. A, 1242, 59-66 (2012) 【DOI 10.1016/j.chroma.2012.04.030, IF=4.194】
69Lithium-Ion Conducting La2/3-xLi3xTiO3 Solid Electrolyte Thin Films with Stepped and Terraced Surfaces
H. Ohta, T. Mizoguchi, N. Aoki, T. Yamamoto, A. Sabarudin, T. Umemura, Appl. Phys. Lett., 100, 173107 (2012) 【DOI 10.1063/1.4709402, IF=3.841】
68Atomic Mineral Characteristics of Indonesian Osteoporosis by High Resolution Inductively Coupled Plasma Mass Spectrometry
Z. Noor, S. Sumitro, M. Hidayat, A. Rahim, A. Sabarudin, and T. Umemura, The Scientific World Journal, 2012, 372972 (2012)【DOI 10.1100/2012/372972, IF=1.524】
67Development of Salt-Tolerance Interface for an High Performance Liquid Chromatography/Inductively Coupled Plasma Mass Spectrometry System and Its Application to Accurate Quantification of DNA Samples
Y. Takasaki, S. Sakagawa, K. Inagaki, S. Fujii, A. Sabarudin, T. Umemura, H. Haraguchi, Anal. Chim. Acta, 713, 23-29 (2012) 【DOI 10.1016/j.aca.2011.11.039, IF=4.311】
66Estimation of the Distribution of Intravenously Injected Adipose Tissue-Derived Stem Cells Labeled with Quantum Dots in Mice Organs through the Determination of their Metallic Components by ICP-MS
Y. Takasaki, M. Watanabe, H. Yukawa, A. Sabarudin, K. Inagaki, N. Kaji, Y. Okamoto, M. Tokeshi, Y. Miyamoto, H. Noguchi, T. Umemura, S. Hayashi, Y. Baba, H. Haraguchi, Anal. Chem., 83, 8252-8258 (2011)【DOI: 10.1021/ac202053y, IF=5.874】
65Multielement Analysis of Micro-Volume Biological Samples by ICP-MS with Highly Efficient Sample Introduction System
Y. Takasaki, K. Inagaki, A. Sabarudin, S. Fuji, D. Iwahata, A. Takatsu, K. Chiba, T. Umemura, Talanta, 87, 24-29 (2011) 【DOI: 10.1016/j.talanta.2011.09.022, IF=3.722】
64Preparation and Characterization of Lauryl Methacrylate-Based Monolithic Microbore Column for Reversed-Phase Liquid Chromatography
S. Shu, H. Kobayashi, N. Kojima, A. Sabarudin, T. Umemura, J. Chromatogr. A, 1218, 5228-5234 (2011) 【DOI: 10.1016/j.chroma.2011.05.104, IF=4.194】
63Analysis of Organic Pollutant Degradation in Pulsed Plasma by Coherent Anti-Stokes Raman Spectroscopy
M.A. Bratescu
J. Hieda, T. Umemura, N. Saito, O. Takai, J. Vac. Sci. Technol. A, 29, 031302 (2011) 【DOI: 10.1116/1.3569035, IF=1.291】
62Chitosan Functionalized with di-2-Propanolamine: Its Application as Solid Phase Extractant for the Determination of Germanium in Water Samples by ICP-MS
A. Sabarudin, T. Umemura, S. Motomizu, Microchem. J., 99, 34-39 (2011) 【DOI: 10.1016/j.microc.2011.03.004, IF=2.488】
61Multicolor Polymer Dispersed Liquid Crystal
N. Kumano, T. Seki, M. Ishii, H. Nakamura, T. Umemura, Y. Takeoka, Adv. Mater, 23, 884-888 (2011) 【DOI: 10.1002/adma.201003660, IF=10.880】
60Electric Field Modulation of Thermopower for Transparent Amorphous Oxide Thin Film Transistors
H. Koide, Y. Nagao, K. Koumoto, Y. Takasaki, T. Umemura, T. Kato, Y. Ikuhara, H. Ohta, Appl. Phys. Lett., 97, 182105 (2010) 【DOI: 10.1063/1.3512870, IF=3.841】
59Determination of REEs in Natural Water by ICP-MS with the Aid of an Automatic Column Changing System
Y. Zhu, A. Itoh, T. Umemura, H. Haraguchi, K. Inagaki, K. Chiba, J. Anal. Atom. Spectrom., 25, 1253-1258 (2010) 【DOI: 10.1039/c003125a, IF=4.372】
58Preparation of Monolithic Chelating Adsorbent Inside a Syringe Filter Tip for Solid Phase Microextraction of Trace Elements in Natural Water Prior to Their Determination by ICP-MS
D. Rahmi, Y. Takasaki, Y. Zhu, H. Kobayashi, S. Konagaya, H. Haraguchi, T. Umemura, Talanta, 81, 1438-1445 (2010) 【DOI: 10.1016/j.talanta.2010.02.048, IF=3.722】
57Quantification of Trace Elements in Natural Samples by Electrospray Ionization Mass Spectrometry with a Size-Exclusion Column Based on the Formation of Metal-Aminopolycarboxylate Complexes
H. Hotta, T. Mori, A. Takahashi, Y. Kogure, K. Johno, T. Umemura, K. Tsunoda, Anal. Chem., 81, 6357-6363 (2009)
56Determination of REEs in Seawater by ICP-MS after on-line Preconcentration Using a Syringe-Driven Chelating Column
Y. Zhu, T. Umemura, H. Haraguchi, K. Inagaki, K Chiba, Talanta, 78, 891-895 (2009)
55Metallomics Study on All-Elements Analysis of Salmon Egg Cells and Fractionation Analysis of Metals in Cell Cytoplasma
H. Haraguchi, A Ishii, T. Hasegawa, H. Matsuura, T. Umemura, Pure Appl. Chem., 80, 2595-2608 (2008)
54Determination of 56 Elements in Lake Baikal Water by High Resolution ICP-MS with Aid of a Tandem Preconcentration Method
D. Rahmi, Y. Zhu, T. Umemura, H. Haraguchi, A Itoh, K Chiba, Anal. Sci., 24, 1513-1517 (2008)
53Vertical Distribution of Lead in Lake Baikal Water Measured by ID-ICP-MS
Y. Zhu, D. Rahmi, T. Umemura, H. Haraguchi, K Chiba, J. Nucl. Sci. Tech., (Supplement 5), 65-68 (2008)
52An in-syringe La-coprecipitation Method for the Preconcentration of Oxo-anion Forming Elements in Seawater Prior to an ICP-MS Measurement
D. Rahmi, Y. Zhu, E. Fujimori, T. Hasegawa, T. Umemura, S. Konagaya, H. Haraguchi, Anal. Sci., 24, 1189-1192 (2008)
51Identification of Aluminum Species in an Aluminum-accumulating Plant, Hydrangea (Hydrangea macrophylla), by Electrospray Ionization Mass Spectrometry
H. Hotta, Q. Wang, M. Fukuda, S. Aizawa, T. Umemura, K. Sekizawa, K. Tsunoda, Anal. Sci., 24, 795-798 (2008)
50有機ポリマーモノリスを用いる高速・高性能分離分析法の開発
梅村知也, 小島徳久, 植木悠二, 分析化学, 57, 517-530 (2008)
49Multielement Determination of Trace Metals in Seawater by ICP-MS with Aid of Down-Sized Chelating Resin-Packed Minicolumn for Preconcentration
D. Rahmi, Y. Zhu, E. Fujimori, T. Umemura, H. Haraguchi, Talanta, 72, 600-606 (2007)
48Tailoring Elution of Tetraalkylammonium Ions. Ideal Electrostatic Selectivity Elution Order on a Polymeric Ion Exchanger
B. Yang, M. Takeuchi, P.K. Dasgupta, T. Umemura, Y. Ueki, K. Tsunoda, Anal. Chem., 79, 769-772 (2007)
47Speciation of Human Serum Proteins Based on Trace Metal Mapping Analysis by CIM Monolithic Disk Column HPLC/ICP-MS in Complement with Off-Line MALDI-TOFMS Analysis
T. Hasegawa, Y. Wakita, Y. Zhu, H. Matsuura, H. Haraguchi, T. Umemura, Bull. Chem. Soc. Jpn., 80, 503-506 (2007)
46Chemical Speciation of Arsenic Species in Human Blood Serum by Liquid Chromatography Using a Phosphatidylcholine-coated ODS Column with Detection by ICP-MS
T. Hasegawa, J. Ishise, Y. Fukumoto, H. Matsuura, Y. Zhu, T. Umemura, H. Haraguchi, K. Yamamoto, T. Naoe, Bull. Chem. Soc. Jpn., 80, 498-502 (2007)
45Separation Characteristics of a Phosphatidylcholine-coated ODS Column for Direct Sample Injection Analysis of Biological Fluid Samples
T. Hasegawa, Y. Fukumoto, J. Ishise, R. Hattori, Y. Zhu, T. Umemura, H. Haraguchi, Bull. Chem. Soc. Jpn., 80, 329-334 (2007)
44Slab Optical Waveguide High-Acidity Sensor Based on an Absorbance Change of Protoporphyrin IX
T. Umemura, H. Hotta, T. Abe, Y. Takahashi, H. Takiguchi, M. Uehara, T. Odake, K. Tsunoda, Anal. Chem., 78, 7511-7516 (2006)
43Assay of Alkaline Phosphatase in Salmon Egg Cell Cytoplasm with Fluorescence Detection of Enzymatic Activity and Zinc Detection by ICP-MS in Relation to Metallomics Research
T. Hasegawa, M. Sugita, K. Takatani, H. Matsuura, T. Umemura, H. Haraguchi, Bull. Chem. Soc. Jpn., 79, 1211-1214 (2006)
42Preparation and Characterization of Methacrylate-Based Semi-Micro Monoliths for High-Throughput Bioanalysis
T. Umemura, Y. Ueki, K. Tsunoda, A. Katakai, M. Tamada, H. Haraguchi, Anal. Bioanal. Chem., 386, 566-571 (2006)
41Liquid Core Waveguide Spectrophotometry for the Sensitive Determination of Nitrite in River Water Samples
H. Takiguchi, A. Tsubata, M. Miyata, T. Odake, H. Hotta, T. Umemura, K. Tsunoda, Anal. Sci., 22, 1017-1019 (2006)
40Preparation of Low Flow-Resistant Methacrylate-Based Monolithic Stationary Phases of Different Hydrophobicity and the Application to Rapid Reversed-Phase Liquid Chromatographic Separation of Alkylbenzenes at High Flow Rate and Elevated Temperature
Y. Ueki, T. Umemura, Y. Iwashita, T. Odake, H. Haraguchi, K. Tsunoda, J. Chromatogr. A, 1106, 105-111 (2006)
39Determination of Rare Earth Elements in Seawater by ICP-MS after Preconcentration with a Chelating Resin-Packed Minicolumn
Y. Zhu, A. Itoh, E. Fujimori, T. Umemura, H. Haraguchi, J. Alloys Compd., 408-412, 985-988 (2006)
38Speciation of Mercury in Salmon Egg Cell Cytoplasm in Relation with Metallomics Research
T. Hasegawa, M. Asano, K. Takatani, H. Matsuura, T. Umemura, H. Haraguchi, Talanta, 68, 465-469 (2005)
37Speciation and Excretion Patterns of Arsenic Metabolites in Human Urine after Ingestion of Edible Seaweed, Hizikia fusiforme
H. Matsuura, M. Asano, T. Hasegawa, T. Umemura, H. Haraguchi, Bull. Chem. Soc. Jpn., 78, 1977-1981 (2005)
36Fractional Distributions of Trace Metals in Surface Water of Lake Biwa as Studied by Ultrafiltration and ICP-MS
Y. Zhu, R. Hattori, D. Rahmi, S. Okuda, A. Itoh, E. Fujimori, T. Umemura, H. Haraguchi, Bull. Chem. Soc. Jpn., 78, 1970-1976 (2005)
35Characteristics of Liquid/Liquid Optical Waveguide Using Sheath Flow and Its Application to Detect Molecules at Liquid/Liquid Interface
H. Takiguchi, T. Odake, T. Umemura, H. Hotta, K. Tsunoda, Anal. Sci., 21, 1269-1274 (2005)
34Rapid Reversed-Phase Separation Using Methacrylate-Based C18 Monolithic Capillary Columns at High Flow Rates and Elevated Temperatures
Y. Ueki, T. Umemura, Y. Iwashita, K. Tsunoda, H. Haraguchi, Chem. Lett., 34, 1198-1199 (2005)
33Evaluation of an ODS Column Modified with Zwitterionic/Nonionic Mixed Surfactants and its Application to Direct Injection Determination of Inorganic Anions
T. Hasegawa, T. Umemura, A. Koide, K. Chiba, Y. Ueki, K. Tsunoda, H. Haraguchi, Anal. Sci., 21, 913-916 (2005)
32インジウムスズオキサイド電極スラブ光導波路によるヨウ素の分光電気化学測定
角田欣一, 下境健一, 橋本康行, 梅村知也, 小竹玉緒, 分析化学, 54, 561-(2005)
31A Sub-Second, Time-Resolved, Linear Dichroism Measurement System for Visible Attenuated Total Reflection Spectroscopy with a Slab Optical Waveguide
K. Tsunoda, Y. Kasuya, T. Umemura, T. Odake, Talanta, 65, 1097-1101 (2005)
30Multielement Determination of Trace Metals in Seawater by Inductively Coupled Plasma Mass Spectrometry after Tandem Preconcentration Using Chelating Resin
Y. Zhu, A. Itoh, E. Fujimori, T. Umemura, H. Haraguchi, Bull. Chem. Soc. Jpn., 78, 659-667 (2005)
29Multielement Determination of Trace Metals in River Water Certified Reference Material (JSAC 0301-1) by High Efficiency Nebulization ICP-MS after 100-fold Preconcentration with a Chelating Resin-Packed Minicolumn
Y. Zhu, R. Hattori, E. Fujimori, T. Umemura, H. Haraguchi, Anal. Sci., 21, 199-203 (2005)
28Preparation and Application of Methacrylate-Based Cation-Exchange Monolithic Columns for Capillary Ion Chromatography
Y. Ueki, T. Umemura, J. Li, T. Odake, K. Tsunoda, Anal. Chem., 76, 7007-7012 (2004)
27A New Isoelectric Focusing System for Fast Two-Dimensional Gel Electrophoresis Using a Low-Concentration Polyacrylamide Gel Supported by a Loose Multifilament String
J. Li, A. Ogasawara, T. Odake, T. Umemura, K. Tsunoda, Anal. Sci., 20, 1673-1679 (2004)
26Multielement Analysis of Commercial Mineral Waters by Chelating Resin Preconcentration and ICP-MS
H. Haraguchi, Y. Zhu, R. Hattori, A. Itoh, T. Umemura, Biomed. Res. Trace Elements, 15, 355-357 (2004)
25Speciation of Some Biometals in Salmon Egg Cell Cytoplasm by Two-Dimensional HPLC/ICP-MS
H. Matsuura, K. Takatani, M. Sugita, T. Hasegawa, T. Umemura, H. Haraguchi, Biomed. Res. Trace Elements, 15, 345-347 (2004)
24Identification of Al(III) Species in a Solution Containing Equimolar Concentrations of Al(III) and Citric Acid Using Varying-Temperature 27Al NMR Spectrometry
E. Yoshimura, M, Akashi, T. Umemura, K. Tsunoda., Anal. Sci., 20, 373-374 (2004)
23Seasonal Change in the Level and the Chemical Forms of Aluminum in Soil Solution Under a Japanese Cedar Forest
T. Umemura, Y. Usami, S. Aizawa, K. Tsunoda, K. Satake, Sci. Total Environ., 317, 149-157 (2003)
22Adsorption of Methylene Blue onto Silylated Silica Surfaces Studied Using Visible Attenuated Total Reflection Spectroscopy with a Slab Optical Waveguide
K. Tsunoda, T. Umemura, H. Ueno, E. Okuno, H. Akaiwa, Appl. Spectrosc., 57, 1273-1277 (2003)
21A Liquid/Liquid Optical Waveguide Using Sheath Flow as a New Tool for Liquid/Liquid Interfacial Measurement
H. Takiguchi, T. Odake, M. Ozaki, T. Umemura, K. Tsunoda, Appl. Spectrosc., 57, 1039-1041 (2003)
20Decomposition of Phenolic Endocrine Disrupting Chemicals by Potassium Permanganate and -ray Irradiation
Y. Abe, M. Takigami, K. Sugino, M. Taguchi, T. Kojima, T. Umemura, K. Tsunoda, Bull. Chem. Soc. Jpn., 76, 1681-1685(2003)
19低屈折率高分子製光ファイバー型キャピラリーセルの特性とその鉄鋼試料中硫黄の吸光光度定量への応用
角田欣一, 梅村知也, 渡邊貴史, 滝口裕実, 浅野 比, 板橋英之, 石橋耀一, 佐藤 栄, 鉄と鋼, 89, 979-981(2003)
18Highly Sensitive Time-Resolved Fluorometric Determination of Estrogens by High-Performance Liquid Chromatography Using a β-Diketonate Europium Chelate
K. Matsumoto, Y. Tsukahara, T. Umemura, K. Tsunoda, H. Kume, S. Kawasaki, J. Tadano, T. Matsuya, J. Chromatogr. B, 773, 135-142 (2002)
17Sensitive Measurement of Methylene Blue Active Substances by Attenuated Total Reflection Spectrometry with a Trimethylsilane-Modified Glass Slab Optical Waveguide
T. Umemura, Y. Kasuya, T. Odake, K. Tsunoda, Analyst, 127, 149-152 (2002)
16Preliminary Investigation of the Application of Electrospray Ionization Mass Spectrometry to the Study of Aluminum Speciation
T. Umemura, K. Asaka, K. Sekizawa, T. Odake, K. Tsunoda, K. Satake, Q. Wang, B. Huang, Anal. Sci., 17, (Supplement), i49-i52 (2001)
15A High-Efficiency Cross-Flow Micronebulizer Interface for Capillary Electrophoresis and Inductively Coupled Plasma Mass Spectrometry
J. Li, T. Umemura, T. Odake, K. Tsunoda, Anal. Chem., 73, 5992-5999 (2001)
14Determination and Speciation of Aluminum in Environmental Samples by Cation Exchange High-performance Liquid Chromatography with High Resolution ICP-MS Detection
K. Tsunoda, T. Umemura, K. Ohshima, S. Aizawa, E. Yoshimura, K. Satake, Water, Air and Soil Pollution, 130, 1589-1594 (2001)
13A High-Efficiency Cross-Flow Micronebulizer for Inductively Coupled Plasma Mass Spectrometry
J. Li, T. Umemura, T. Odake, K. Tsunoda, Anal. Chem., 73, 1416-1424 (2001)
12過マンガン酸カリウムによるフェノール系内分泌攪乱化学物質の分解
阿部康弘, 梅村知也, 角田欣一, 日本化学会誌, 4, 239-242 (2001)
11Amphoteric Surfactant-Modified Stationary Phase for the Reversed-Phase High-Performance Liquid Chromatographic Separation of Nucleosides and Their Bases by Elution with Water
T. Umemura, K. Tsunoda, A. Koide, T. Oshima, N. Watanabe, K. Chiba, H. Haraguchi, Anal. Chim. Acta, 419, 87-92 (2000)
10Speciation of Trace Elements Binding and Non-binding with Proteins in Human Blood Serum by Surfactant-Mediated High-Performance Liquid Chromatography with Element-Selective Detection by Inductively Coupled Plasma Mass Spectrometry
K. Inagaki, T. Umemura, H. Matsuura, H. Haraguchi, Anal. Sci., 16, 787-788 (2000)
9Lock-in Modulation Detection for a Difference Interferometric Slab Optical Waveguide Refractive-Index Sensor
K. Tsunoda, T. Umemura, K. Aizawa, Y. Takahashi, T. Odake, Anal. Sci., 16, 771-773 (2000)
8Determination of Lead by Hydride Generation Inductively Coupled Plasma Mass Spectrometry
J. Li, F. Lu, T. Umemura, K. Tsunoda, Anal. Chim. Acta, 419, 65-72 (2000)
7Characteristic Conversion of Ion Pairs among Anions and Cations for Determination of Anions in Electrostatic Ion Chromatography Using Water as a Mobile Phase
T. Umemura, S. Kamiya, H. Haraguchi, Anal. Chim. Acta, 379, 23-32 (1999)
6Direct Injection Determination of Theophylline and Caffeine in Blood Serum by High-Performance Liquid Chromatography Using an ODS Column Coated with a Zwitterionic Bile Acid Derivative
T. Umemura, R. Kitaguchi, K. Inagaki, H. Haraguchi, Analyst, 123, 1767-1770 (1998)
5Counterionic Detection by ICP-AES for Determination of Inorganic Anions in Water Elution Ion Chromatography Using Zwitterionic Stationary Phase
T. Umemura, R. Kitaguchi, H. Haraguchi, Anal. Chem., 70, 936-942 (1998)
4A Novel Ion Chromatographic Method Using Zwitterionic Surfactants as the Stationary Phase and Water as the Mobile Phase
W. Hu, K. Hasebe, D.M. Reynolds, T. Umemura, S. Kamiya, A. Itoh, H. Haraguchi, J. Liq. Chrom. & Rel. Technol., 20, 1903-1919 (1997)
3Partitioning of Cations and Anions of Electrolytes in Electrostatic Ion Chromatography Using Pure Water as Mobile Phase
T. Umemura, S. Kamiya, R. Kitaguchi, H. Haraguchi, Chem. lett., 1997, 755-756 (1997)
2Evaluation of Sulfobetaine-Type Zwitterionic Stationary Phases for Ion Chromatographic Separation Using Water as a Mobile Phase
T. Umemura, S. Kamiya, A. Itoh, K. Chiba, H. Haraguchi, Anal. Chim. Acta, 349, 231-238 (1997)
1Direct Determination of Inorganic Ions at Sub-ppb Levels by Ion Chromatography Using Water as a Mobile Phase
W. Hu, A. Miyazaki, H. Tao, A. Itoh, T. Umemura, H. Haraguchi, Anal. Chem., 67, 3713-3716 (1995)