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1

Electrochemical behavior of cysteine at a Nafion® |cobalt(II) modified electrode

Kazuharu Sugawara, Suwaru Hoshi, Kunihiko Akatsuka, Katsuaki Shimazu

Journal:

Journal of Electroanalytical Chemistry

Année:

1996

Langue:

english

Fichier:

PDF, 345 KB

english, 1996

2

Electrochemical evaluation of avidin-biotin interaction using N-iodoacetyl-N-biotinylhexylenediamine

Kazuharu Sugawara, Suwaru Hoshi, Kunihiko Akatsuka, Shunitz Tanaka, Hiroshi Nakamura

Journal:

Bioelectrochemistry and Bioenergetics

Année:

1996

Langue:

english

Fichier:

PDF, 330 KB

english, 1996

3

Preconcentration by coprecipitation of submicrogram amounts of copper and manganese with 8-quinolinol and direct electrothermal atomic absorption spectrometry of the precipitates

Kunihiko Akatsuka, Ikuo Atsuya

Journal:

Analytica Chimica Acta

Année:

1987

Langue:

english

Fichier:

PDF, 482 KB

english, 1987

4

Determination of manganese in iron and steels by u.h.f. plasma-torch emission spectrometry

Ikuo Atsuya, Kunihiko Akatsuka

Journal:

Analytica Chimica Acta

Année:

1976

Langue:

english

Fichier:

PDF, 394 KB

english, 1976

5

Extraction of cobalt(II) from aqueous thiocyanate solutions by tri-n-octylamine

Hiroto Watanabe, Kunihiko Akatsuka

Journal:

Analytica Chimica Acta

Année:

1967

Langue:

english

Fichier:

PDF, 487 KB

english, 1967

6

Determination of molybdenum in iron and steels by u.h.f. plasma torch spectrometry

Kunihiko Akatsuka, Ikuo Atsuya

Journal:

Analytica Chimica Acta

Année:

1978

Langue:

english

Fichier:

PDF, 365 KB

english, 1978

7

Voltammetric detection of MoO2−4 at a modified carbon paste electrode containing chitin

Kazuharu Sugawara, Tsuyoshi Miyasita, Suwaru Hoshi, Kunihiko Akatsuka

Journal:

Analytica Chimica Acta

Année:

1997

Langue:

english

Fichier:

PDF, 480 KB

english, 1997

8

Glucose sensing by a carbon-paste electrode containing chitin modified with glucose oxidase

Kazuharu Sugawara, Tomohiro Takano, Hiroshi Fukushi, Suwaru Hoshi, Kunihiko Akatsuka, Hideki Kuramitz, Shunitz Tanaka

Journal:

Journal of Electroanalytical Chemistry

Année:

2000

Langue:

english

Fichier:

PDF, 106 KB

english, 2000

9

Accumulation voltammetry of avidin and biotin using a biotin labeled with Nile Blue A

Kazuharu Sugawara, Yukihisa Yamauchi, Suwaru Hoshi, Kunihiko Akatsuka, Fumie Yamamoto, Shunitz Tanaka, Hiroshi Nakamura

Journal:

Bioelectrochemistry and Bioenergetics

Année:

1996

Langue:

english

Fichier:

PDF, 517 KB

english, 1996

10

Voltammetric detection of avidin and biotin by biotin labeled with cysteine

K. Sugawara, Suwaru Hoshi, Kunihiko Akatsuka

Journal:

Analytical and Bioanalytical Chemistry

Année:

1997

Langue:

english

Fichier:

PDF, 125 KB

english, 1997

11

Development, maturation and subsequent activation of follicular dendritic cells (FDC): immunohistochemical observation of human fetal and adult lymph nodes

Naoko Kasajima-Akatsuka, Kunihiko Maeda

Journal:

Histochemistry and Cell Biology

Année:

2006

Langue:

english

Fichier:

PDF, 855 KB

english, 2006

12

Inter-element effects and suppression of interferences in the determination of nickel by u.h.f. plasma torch emission spectrometry

Kunihiko Akatsuka, Ikuo Atsuya

Journal:

Analytica Chimica Acta

Année:

1980

Langue:

english

Fichier:

PDF, 657 KB

english, 1980

13

Comparison of standard materials for the establishment of calibration curves in solid sampling graphite furnace atomic absorption spectrometry. Direct determination of copper in powdered biological samples

Ikuo Atsuya, Kunihiko Akatsuka, Kohji Itoh

Journal:

Analytical and Bioanalytical Chemistry

Année:

1990

Langue:

english

Fichier:

PDF, 388 KB

english, 1990

14

Direct analysis of solid samples by atomic absorption spectrometry, following preconcentration of trace elements from seawater with 8-hydroxyquinoline

Kunihiko Akatsuka, Ikuo Atsuya

Journal:

Analytical and Bioanalytical Chemistry

Année:

1987

Langue:

english

Fichier:

PDF, 389 KB

english, 1987

15

Thin-layer chromatography and photoacoustic spectroscopic detection for the quantitative determination of ultra trace amounts of metal chelates

Kunihiko Akatsuka, Yoshiki Murakami, Shigero Ikeda

Journal:

Analytical and Bioanalytical Chemistry

Année:

1983

Langue:

english

Fichier:

PDF, 439 KB

english, 1983

16

Determination of vitamin B12as cobalt by electrothermal atomic absorption spectrometry using the solid sampling technique

Kunihiko Akatsuka, Ikuo Atsuya

Journal:

Analytical and Bioanalytical Chemistry

Année:

1989

Langue:

english

Fichier:

PDF, 485 KB

english, 1989

17

Preparation of Amberlite XAD resins coated with dithiosemicarbazone compounds and preconcentration of some metal ions

Suwaru Hoshi, Hideki Fujisawa, Katsumi Nakamura, Seiji Nakata, Masayuki Uto, Kunihiko Akatsuka

Journal:

Année:

1994

Langue:

english

Fichier:

PDF, 434 KB

english, 1994

18

Simultaneous determination of platinum(II) and palladium(II) by reversed phase high-performance liquid chromatography with spectrophotometric detection after collection on and elution from resin coated with dimethylglyoxal bis(4-phenyl-3-thisomicarbazone)

Suwaru Hoshi, Koki Higashihara, Mamiko Suzuki, Yasutoshi Sakurada, Kazuharu Sugawara, Masayuki Uto, Kunihiko Akatsuka

Journal:

Année:

1997

Langue:

english

Fichier:

PDF, 406 KB

english, 1997

19

The spectrophotometric determination of trace molybdenum (VI) after collection and elution as molybdate ion on protonated chitin

Suwaru Hoshi, Kiyotaka Konuma, Kazuharu Sugawara, Masayuki Uto, Kunihiko Akatsuka

Journal:

Année:

1997

Langue:

english

Fichier:

PDF, 239 KB

english, 1997

20

Electrochemical detection of lectin using a galactosamine labeled with daunomycin

Kazuharu Sugawara, Hideki Kuramitsu, Suwaru Hoshi, Kunihiko Akatsuka, Shunitz Tanaka, Hiroshi Nakamura

Journal:

Année:

1998

Langue:

english

Fichier:

PDF, 110 KB

english, 1998

21

The simple and rapid spectrophotometric determination of trace chromium(VI) after preconcentration as its colored complex on chitin

Suwaru Hoshi, Kiyotaka Konuma, Kazuharu Sugawara, Masayuki Uto, Kunihiko Akatsuka

Journal:

Année:

1998

Langue:

english

Fichier:

PDF, 77 KB

english, 1998

22

Expression of CC chemokine receptor 3 on human keratinocytes in vivo and in vitro — upregulation by RANTES

Wakugawa, Motoshi, Nakamura, Koichiro, Akatsuka, Masahiro, Kim, Shin Su, Yamada, Yoshitsugu, Kawasaki, Hiroshi, Tamaki, Kunihiko, Furue, Masutaka

Journal:

Journal of Dermatological Science

Année:

2001

Langue:

english

Fichier:

PDF, 306 KB

english, 2001

23

Chemical Suppression of Contaminant Metal Ions Using a Metastable State in Precolumn Derivatizing HPLC: An Ultratrace Fluorometric Detection of Al(III)

Saito, Shingo, Anada, Tetsuya, Hoshi, Suwaru, Akatsuka, Kunihiko

Journal:

Analytical Chemistry

Année:

2005

Langue:

english

Fichier:

PDF, 137 KB

english, 2005

24

Determination of atmospheric trace metal concentrations by isotope dilution inductively coupled plasma mass spectrometry after separation from interfering elements by solvent extraction

Katoh, Takunori, Akiyama, Masayuki, Ohtsuka, Hideyuki, Nakamura, Seiji, Haraguchi, Kensaku, Akatsuka, Kunihiko

Journal:

Journal of Analytical Atomic Spectrometry

Année:

1996

Langue:

english

Fichier:

PDF, 395 KB

english, 1996

25

In-vessel extraction using a microtube and its application to the fluorimetric determination of trace lead

Kaneko, Emiko, Isoe, Junichi, Iwabuchi, Takuya, Hoshi, Suwaru, Akatsuka, Kunihiko, Yotsuyanagi, Takao

Journal:

The Analyst (Royal Society of Chemistry)

Année:

2002

Langue:

english

Fichier:

PDF, 78 KB

english, 2002

26

Determination of trace elements in sea-water by inductively coupled plasma mass spectrometry after preconcentration by formation of water-soluble complexes and their adsorption onC18-bonded silica gel

Akatsuka, Kunihiko, Suzuki, Takahiro, Nobuyama, Naoki, Hoshi, Suwaru, Haraguchi, Kensaku, Nakagawa, Koichi, Ogata, Toshio, Kato, Takunori

Journal:

Journal of Analytical Atomic Spectrometry

Année:

1998

Langue:

english

Fichier:

PDF, 100 KB

english, 1998

27

On-line method for the analysis of sea-water for trace elements by inductively coupled plasma mass spectrometry. Plenary lecture

McLaren, James W., Lam, Joseph W. H., Berman, Shier S., Akatsuka, Kunihiko, Azeredo, Maria Aparecida

Journal:

Journal of Analytical Atomic Spectrometry

Année:

1993

Langue:

english

Fichier:

PDF, 994 KB

english, 1993

28

Voltammetric detection of silver(I) using a carbon paste electrode modified with keratin

Sugawara, Kazuharu, Matsui, Hiroki, Hoshi, Suwaru, Akatsuka, Kunihiko

Journal:

The Analyst (Royal Society of Chemistry)

Année:

1998

Langue:

english

Fichier:

PDF, 67 KB

english, 1998

29

Determination of iron and ten other trace elements in the Open Ocean Seawater reference material NASS-3 by inductively coupled plasma mass spectrometry

Akatsuka, Kunihiko, McLaren, James W., Lam, Joseph W., Berman, Shier S.

Journal:

Journal of Analytical Atomic Spectrometry

Année:

1992

Langue:

english

Fichier:

PDF, 762 KB

english, 1992

30

Synthetic reference material for direct analysis of solid biological samples by electrothermal atomic absorption spectrometry

Akatsuka, Kunihiko., Atsuya, Ikuo.

Journal:

Analytical Chemistry

Année:

1989

Langue:

english

Fichier:

PDF, 649 KB

english, 1989

31

THIN-LAYER CHROMATOGRAPHY AND QUANTITATIVE PHOTOACOUSTIC SPECTROMETRY. APPLICATION TO THE DETERMINATION OF NANOGRAM AMOUNTS OF COBALT,COPPER, IRON, AND NICKEL AS THEIR CHELATES WITH 1-(2-PYRIDYLAZO)-2-NAPHTHOL

Ikeda, Shigero, Murakami, Yoshiki, Akatsuka, Kunihiko

Journal:

Chemistry Letters

Année:

1981

Langue:

english

Fichier:

PDF, 5.84 MB

english, 1981

32

Solvent Extraction of Cadmium(II) from Aqueous Chloride and Bromide Solutions by Tri- n -octylamine

Watanabe, Hiroto, Akatsuka, Kunihiko

Journal:

Bulletin of the Chemical Society of Japan

Année:

1968

Langue:

english

Fichier:

PDF, 7.27 MB

english, 1968

33

An Improved Anion-Exchange Separation for the Determination of Platinum in Environmental Samples by Inductively Coupled Plasma Mass Spectrometry

Akatsuka, Kunihiko, Hoshi, Suwaru, Katoh, Takunori, Willie, S. N., McLaren, J. W.

Journal:

Chemistry Letters

Année:

1995

Fichier:

PDF, 298 KB

1995

34

Evaluation of Avidin-Biotin Binding Using a Biotin Labeled with Daunomycin by Photoacoustic Spectrometry

Sugawara, Kazuharu, Yamaguchi, Yuuki, Nago, Masaharu, Futamata, Masami, Hoshi, Suwaru, Akatsuka, Kunihiko

Journal:

Chemistry Letters

Année:

1998

Fichier:

PDF, 447 KB

1998

35

Voltammetric Behaviors of Lectin-Sugar Binding Using Au Electrode Modified with Galactosamine

Sugawara, Kazuharu, Ueda, Ken, Kuramitz, Hideki, Hoshi, Suwaru, Akatsuka, Kunihiko, Tanaka, Shunitz

Journal:

Chemistry Letters

Année:

2000

Langue:

english

Fichier:

PDF, 310 KB

english, 2000

36

Simple and Rapid Spectrophotometric Determination of Trace Titanium(IV) with Preconcentration as Its Anionic Tiron Chelate on Chitin.

HOSHI, Suwaru, KONUMA, Kiyotaka, SUGAWARA, Kazuharu, UTO, Masayuki, AKATSUKA, Kunihiko

Journal:

Analytical Sciences

Année:

1997

Langue:

english

Fichier:

PDF, 218 KB

english, 1997

37

Electrochemical Sensing of Glucose at a Platinum Electrode with a Chitin/Glucose Oxidase Film.

SUGAWARA, Kazuharu, FUKUSHI, Hiroshi, HOSHI, Suwaru, AKATSUKA, Kunihiko

Journal:

Analytical Sciences

Année:

2000

Fichier:

PDF, 602 KB

2000

38

Preconcentration of Trace Cadmium from Seawater Using a Dynamically Coated Column of Quaternary Ammonium Salt on Cl8-Bonded Silica Gel and Determination by Graphite-Furnace Atomic Absorption Spectrometry.

AKATSUKA, Kunihiko, YOSHIDA, Yumi, NOBUYAMA, Naoki, HOSHI, Suwaru, NAKAMURA, Seiji, KATO, Takunori

Journal:

Analytical Sciences

Année:

1998

Langue:

english

Fichier:

PDF, 42 KB

english, 1998

39

Concentration of Some Metal Ions Using 2-(5-Bromo-2-pyridylazo)-5-(N-propyl-N-sulfopropylamino)phenol and C18-Bonded Silica Gel.

NAKAGAWA, Koichi, HARAGUCHI, Kensaku, OGATA, Toshio, KATO, Takunori, NAKATA, Yukinori, AKATSUKA, Kunihiko

Journal:

Analytical Sciences

Année:

1998

Langue:

english

Fichier:

PDF, 35 KB

english, 1998

40

Accumulation Voltammetry of MoO42- at a Glassy Carbon Electrode Covered with Chitin Film.

SUGAWARA, Kazuharu, KURAMITZ, Hideki, HOSHI, Suwaru, AKATSUKA, Kunihiko, TANAKA, Shunitz

Journal:

Analytical Sciences

Année:

2002

Langue:

english

Fichier:

PDF, 89 KB

english, 2002

41

Preconcentration of submicrogram cobalt with 8-quinolinol from natural waters for electrothermal atomic absorption spectrometry.

AKATSUKA, Kunihiko, NOBUYAMA, Naoki, ATSUYA, Ikuo

Journal:

Analytical Sciences

Année:

1989

Langue:

english

Fichier:

PDF, 302 KB

english, 1989

42

Atomic absorption spectrometry of nanogram amounts of cadmium, lead and zinc after precipitation with 8-quinolinol.

AKATSUKA, Kunihiko, NOBUYAMA, Naoki, ATSUYA, Ikuo

Journal:

Analytical Sciences

Année:

1988

Langue:

english

Fichier:

PDF, 305 KB

english, 1988

43

10.2116/bunsekikagaku.29.10_714

AKATSUKA, Kunihiko, ATSUYA, Ikuo

Journal:

Année:

1980

Fichier:

PDF, 916 KB

1980

44

Direct determination of manganese in several biological samples by polarized Zeeman atomic absorption spectrometry with a graphite miniature cup.

ITOH, Kohji, ITOH, Taketo, AKATSUKA, Kunihiko, ATSUYA, Ikuo

Journal:

Année:

1986

Fichier:

PDF, 933 KB

1986

45

10.2116/bunsekikagaku.33.6_301

ITOH, Kohji, AKATSUKA, Kunihiko, ATSUYA, Ikuo

Journal:

Année:

1984

Fichier:

PDF, 822 KB

1984

46

Determination of seven trace elements in environmental water samples by inductively coupled plasma mass spectrometry with on-line preconcentration.

AKATSUKA, Kunihiko, MCLAREN, James W., BERMAN, Shier S.

Journal:

Année:

1993

Fichier:

PDF, 750 KB

1993

47

Ion-exchange separation of nanogram platinum in environmental dust samples for isotope dilution ICP-MS.

AKATSUKA, Kunihiko, HOSHI, Suwaru, MCLAREN, J.W, BERMAN, S.S

Journal:

Année:

1994

Fichier:

PDF, 1001 KB

1994

48

Separation, Detection, and Functional Materials. Solid-phase spectrophotometric determination of trace copper after collection as its bathocuproinedisulfonate chelate anion on chitin.

HOSHI, Suwaru, KONUMA, Kiyotaka, CHIBA, Kaori, SUGAWARA, Kazuharu, AKATSUKA, Kunihiko, UTO, Masayuki

Journal:

Année:

1999

Fichier:

PDF, 762 KB

1999

49

Retention behavior of cationic aluminium chelate with o,o'-dihydroxyazobenzene in HPLC using the C18-bonded silica stationary phase.

KURASAWA, Takashi, YOTSUYANAGI, Takao, KANEKO, Emiko, SAITO, Shingo, HOSHI, Suwaru, AKATSUKA, Kunihiko

Journal:

Année:

2002

Fichier:

PDF, 355 KB

2002

50

Quenching time profile of Rhodamine B through ion association with heteropolymolybdate ion.

ISOE, Junichi, KANEKO, Emiko, HOSHI, Suwaru, AKATSUKA, Kunihiko

Journal:

Année:

2002

Fichier:

PDF, 206 KB

2002