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1

Methylmercury, but not inorganic mercury, causes abnormality of centrosome integrity (multiple foci of γ-tubulin), multipolar spindles and multinucleated cells without microtubule disruption in cultured Chinese hamster V79 cells

Journal:

Year:

2002

Language:

english

File:

PDF, 670 KB

english, 2002

2

Selective hydrolysis of cellulose into glucose over solid acid catalysts

Onda, Ayumu, Ochi, Takafumi, Yanagisawa, Kazumichi

Journal:

Green Chemistry

Year:

2008

Language:

english

File:

PDF, 264 KB

english, 2008

3

Toxicological Study of Organic Arsenic Compound in Marine Algae using Mammalian Cell Culture Technique

KAISE, Toshikazu, OYA-OHTA, Yukiko, OCHI, Takafumi, OKUBO, Tohru, HANAOKA, Ken'ichi, IRGOLIC, Kurt J., SAKURAI, Teruaki, MATSUBARA, Chiyo

Journal:

Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi)

Year:

1996

File:

PDF, 672 KB

1996

4

Auriculol, a cytotoxic oxygenated squalene from the Japanese sea hare Dolabella auricularia: isolation, stereostructure, and synthesis

Hideo Kigoshi, Takashi Itoh, Takafumi Ogawa, Kenya Ochi, Mayuko Okada, Kiyotake Suenaga, Kiyoyuki Yamada

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 82 KB

english, 2001

5

Phosphorylation of histone H3 at serine 10 has an essential role in arsenite-induced expression of FOS, EGR1 and IL8 mRNA in cultured human cell lines

Toshihide Suzuki, Kayoko Kita, Takafumi Ochi

Journal:

Journal of Applied Toxicology

Year:

2012

Language:

english

File:

PDF, 346 KB

english, 2012

6

Participation of active oxygen species in the induction of chromosomal aberrations by cadmium chloride in cultured Chinese hamster cells

Takafumi Ochi, Motoyasu Ohsawa

Journal:

Mutation Research Letters

Year:

1985

Language:

english

File:

PDF, 437 KB

english, 1985

7

Selective Hydride Occupation in BaVO3-xHx (0.3 ≤ x ≤ 0.8) with Face- and Corner-shared Octahedra

Yamamoto, Takafumi, Shitara, Kazuki, Kitagawa, Shunsaku, Kuwabara, Akihide, Kuroe, Masahiro, Ishida, Kenji, Ochi, Masayuki, Kuroki, Kazuhiko, Fujii, Kotaro, Yashima, Masatomo, Brown, Craig M., Takatsu

Journal:

Chemistry of Materials

Year:

2018

Language:

english

File:

PDF, 1.09 MB

english, 2018

8

Cytotoxicological aspects of organic arsenic compounds contained in marine products using the mammalian cell culture technique

Toshikazu Kaise, Takafumi Ochi, Yukiko Oya-Ohta, Ken'ichi Hanaoka, Teruaki Sakurai, Tohru Saitoh, Chiyo Matsubara

Journal:

Applied Organometallic Chemistry

Year:

1998

Language:

english

File:

PDF, 74 KB

english, 1998

9

Dimethylarsinic acid causes inhibition of microtubule assembly and inhibition of calcium-sensitive disassembly of microtubules via interaction with glutathione

Takafumi Ochi, Shiori Meguro, Michio Namikoshi, Yukiko Oya-Ohta, Tosikazu Kaise

Journal:

Applied Organometallic Chemistry

Year:

2002

Language:

english

File:

PDF, 128 KB

english, 2002

10

Determination of diphenylarsinic acid and phenylarsonic acid, the degradation products of organoarsenic chemical warfare agents, in well water by HPLC–ICP-MS

Kenji Kinoshita, Yasuo Shida, Chiseko Sakuma, Mutsuo Ishizaki, Koichi Kiso, Osamu Shikino, Hiroyasu Ito, Masatoshi Morita, Takafumi Ochi, Toshikazu Kaise

Journal:

Applied Organometallic Chemistry

Year:

2005

Language:

english

File:

PDF, 169 KB

english, 2005

11

ChemInform Abstract: Auriculol, a Cytotoxic Oxygenated Squalene from the Japanese Sea Hare Dolabella auricularia: Isolation, Stereostructure, and Synthesis.

Hideo Kigoshi, Takashi Itoh, Takafumi Ogawa, Kenya Ochi, Mayuko Okada, Kiyotake Suenaga, Kiyoyuki Yamada

Journal:

Year:

2002

File:

PDF, 26 KB

2002

12

Effects of an organic hydroperoxide on the activity of antioxidant enzymes in cultured mammalian cells

Journal:

Year:

1990

Language:

english

File:

PDF, 564 KB

english, 1990

13

A new chemical process for catalytic conversion of d-glucose into lactic acid and gluconic acid

Ayumu Onda, Takafumi Ochi, Koji Kajiyoshi, Kazumichi Yanagisawa

Journal:

Applied Catalysis A: General

Year:

2008

Language:

english

File:

PDF, 423 KB

english, 2008

14

Urine analysis of patients exposed to phenylarsenic compounds via accidental pollution

Kenji Kinoshita, Ayano Noguchi, Kazuhiro Ishii, Akira Tamaoka, Takafumi Ochi, Toshikazu Kaise

Journal:

Journal of Chromatography B

Year:

2008

Language:

english

File:

PDF, 943 KB

english, 2008

15

Effects of laser peening treatment without protective coating on axial fatigue property of aluminum alloy

Yasuo Ochi, Takashi Matsumura, Takaaki Ikarashi, Kiyotaka Masaki, Toshifumi Kakiuchi, Yuji Sano, Takafumi Adachi

Journal:

Procedia Engineering

Year:

2010

Language:

english

File:

PDF, 445 KB

english, 2010

16

Oxidative damages in isolated rat hepatocytes treated with the organochlorine fungicides captan, dichlofluanid and chlorothalonil

Toshihide Suzuki, Hisao Nojiri, Hideo Isono, Takafumi Ochi

Journal:

Year:

2004

Language:

english

File:

PDF, 389 KB

english, 2004

17

Study of in vitro cytotoxicity of a water soluble organic arsenic compound, arsenosugar, in seaweed

Teruaki Sakurai, Toshikazu Kaise, Takafumi Ochi, Tohru Saitoh, Chiyo Matsubara

Journal:

Year:

1997

Language:

english

File:

PDF, 210 KB

english, 1997

18

Distribution of γ-tubulin in multipolar spindles and multinucleated cells induced by dimethylarsinic acid, a methylated derivative of inorganic arsenics, in Chinese hamster V79 cells

Takafumi Ochi, Fumie Nakajima, Miwako Nasui

Journal:

Year:

1999

Language:

english

File:

PDF, 2.15 MB

english, 1999

19

Characteristic features of folate-deficient neurological diseases in the elderly

Motoko Yukawa, Takafumi Miyachi, Hidekazu Ochi, Sadao Katayama, Tatsuo Kohriyama, Yasuyo Mimori, Shigenobu Nakamura

Journal:

Geriatrics & Gerontology International

Year:

2002

Language:

english

File:

PDF, 156 KB

english, 2002

20

Mechanism for the changes in levels of glutathione upon exposure of cultured mammalian cells to tertiary-butylhydroperoxide and diamide

Journal:

Archives of Toxicology

Year:

1993

Language:

english

File:

PDF, 716 KB

english, 1993

21

The role of glutathione on the cytotoxic effects and cellular uptake of diphenylarsinic acid, a degradation product of chemical warfare agents

Takafumi Ochi, Kenji Kinoshita, Toshihide Suzuki, Kouichi Miyazaki, Ayano Noguchi, Toshikazu Kaise

Journal:

Archives of Toxicology

Year:

2006

Language:

english

File:

PDF, 236 KB

english, 2006

22

Mechanism for the decrease in the accumulation of cadmium (Cd) in Cd-resistant Chinese hamster V79 cells

Naoto Tsuchiya, Takafumi Ochi

Journal:

Archives of Toxicology

Year:

1994

Language:

english

File:

PDF, 884 KB

english, 1994

23

Arsenic compound-induced increases in glutathione levels in cultured Chinese hamster V79 cells and mechanisms associated with changes in γ-glutamylcysteine synthetase activity, cystine uptake and utilization of cysteine

Journal:

Archives of Toxicology

Year:

1997

Language:

english

File:

PDF, 305 KB

english, 1997

24

Different effects of inorganic and dimethylated arsenic compounds on cell morphology, cytoskeletal organization, and DNA synthesis in cultured Chinese hamster V79 cells

Takafumi Ochi, Fumie Nakajima, Nobutaka Fukumori

Journal:

Archives of Toxicology

Year:

1998

Language:

english

File:

PDF, 1.08 MB

english, 1998

25

Selenium metabolites in human urine after ingestion of selenite,L-selenomethionine, orDL-selenomethionine: a quantitative case study by HPLC/ICPMS

Doris Kuehnelt, Norbert Kienzl, Pedro Traar, Nam Hoang Le, Kevin A. Francesconi, Takafumi Ochi

Journal:

Analytical and Bioanalytical Chemistry

Year:

2005

Language:

english

File:

PDF, 367 KB

english, 2005

26

Hydrolysis of Cellulose Selectively into Glucose Over Sulfonated Activated-Carbon Catalyst Under Hydrothermal Conditions

Ayumu Onda, Takafumi Ochi, Kazumichi Yanagisawa

Journal:

Topics in Catalysis

Year:

2009

Language:

english

File:

PDF, 447 KB

english, 2009

27

Effects of glutathione depletion and induction of metallothioneins on the cytotoxicity of an organic hydroperoxide in cultured mammalian cells

Journal:

Year:

1988

Language:

english

File:

PDF, 615 KB

english, 1988

28

Cytotoxicity of an organic hydroperoxide and cellular antioxidant defense system against hydroperoxides in cultured mammalian cells

Takafumi Ochi, Shuichi Miyaura

Journal:

Year:

1989

Language:

english

File:

PDF, 709 KB

english, 1989

29

Inhibition of the activity of glutathione peroxidase by tertiary-butylhydroperoxide in cultured Chinese hamster cells and the role of cellular glutathione in the recovery of the activity

Journal:

Year:

1992

Language:

english

File:

PDF, 426 KB

english, 1992

30

Menadione causes increases in the level of glutathione and in the activity of γ-glutamylcysteine synthetase in cultured Chinese hamster V79 cells

Journal:

Year:

1996

Language:

english

File:

PDF, 993 KB

english, 1996

31

A trivalent dimethylarsenic compound, dimethylarsine iodide, induces cellular transformation, aneuploidy, centrosome abnormality and multipolar spindle formation in Syrian hamster embryo cells

Takafumi Ochi, Toshihide Suzuki, J.Carl Barrett, Takeki Tsutsui

Journal:

Year:

2004

Language:

english

File:

PDF, 261 KB

english, 2004

32

Glutathione plays a role in regulating the formation of toxic reactive intermediates from diphenylarsinic acid

Kenji Kinoshita, Takafumi Ochi, Toshihide Suzuki, Kayoko Kita, Toshikazu Kaise

Journal:

Year:

2006

Language:

english

File:

PDF, 383 KB

english, 2006

33

Structure-effect relationship in the down-regulation of glutaminase in cultured human cells by phenylarsenic compounds

Kayoko Kita, Motohiro Sato, Toshihide Suzuki, Takafumi Ochi

Journal:

Year:

2009

Language:

english

File:

PDF, 911 KB

english, 2009

34

c-Myc suppression of miR-23a/b enhances mitochondrial glutaminase expression and glutamine metabolism

Gao, Ping, Tchernyshyov, Irina, Chang, Tsung-Cheng, Lee, Yun-Sil, Kita, Kayoko, Ochi, Takafumi, Zeller, Karen I., De Marzo, Angelo M., Van Eyk, Jennifer E., Mendell, Joshua T.

Journal:

Year:

2009

Language:

english

File:

PDF, 510 KB

english, 2009

35

Glutathione and metallothioneins as cellular defense against cadmium toxicity in cultured Chinese hamster cells

Takafumi Ochi, Fuminori Otsuka, Kazuko Takahashi, Motoyasu Ohsawa

Journal:

Chemico-Biological Interactions

Year:

1988

Language:

english

File:

PDF, 707 KB

english, 1988

36

Differential effects of glutathione depletion and metallothionein induction on the induction of DNA single-strand breaks and cytotoxicity by tert-butyl hydroperoxide in cultured mammalian cells

Takafumi Ochi, Peter A. Cerutti

Journal:

Chemico-Biological Interactions

Year:

1989

Language:

english

File:

PDF, 493 KB

english, 1989

37

Effects of tert-butyl hydroperoxide on promotable and non-promotable JB6 mouse epidermal cells

Dominique Müehlematter, Takafumi Ochi, Peter Cerutti

Journal:

Chemico-Biological Interactions

Year:

1989

Language:

english

File:

PDF, 982 KB

english, 1989

38

Cadmium-resistant Chinese hamster V79 cells with decreased accumulation of cadmium

Journal:

Chemico-Biological Interactions

Year:

1991

Language:

english

File:

PDF, 741 KB

english, 1991

39

Induction of 6-thioguanine-resistant mutants and single-strand scission of DNA by cadmium chloride in cultured Chinese hamster cells

Takafumi Ochi, Motoyasu Ohsawa

Journal:

Mutation Research/Fundamental and Molecular Mechanisms of Mutagenesis

Year:

1983

Language:

english

File:

PDF, 530 KB

english, 1983

40

Indirect evidence for the induction of a prooxidant state by cadmium chloride in cultured mammalian cells and a possible mechanism for the induction

Takafumi Ochi, Kazuko Takahashi, Motoyasu Ohsawa

Journal:

Mutation Research/Fundamental and Molecular Mechanisms of Mutagenesis

Year:

1987

Language:

english

File:

PDF, 717 KB

english, 1987

41

Effects of iron chelators and glutathione depletion on the induction and repair of chromosomal aberrations by tert-butyl hydroperoxide in cultured Chinese hamster cells

Journal:

Mutation Research/Fundamental and Molecular Mechanisms of Mutagenesis

Year:

1989

Language:

english

File:

PDF, 356 KB

english, 1989

42

The biological activity of hydrogen peroxide. VI. Mechanism of the enhancing effects of l-histidine: the role of the formation of a histidine-peroxide adduct and membrane transport

Yukiko Oya-Ohta, Takafumi Ochi, Yasuo Komoda, Kohtaro Yamamoto

Journal:

Mutation Research/Fundamental and Molecular Mechanisms of Mutagenesis

Year:

1995

Language:

english

File:

PDF, 863 KB

english, 1995

43

Induction of chromosomal aberrations in cultured human fibroblasts by inorganic and organic arsenic compounds and the different roles of glutathione in such induction

Yukiko Oya-Ohta, Toshikazu Kaise, Takafumi Ochi

Journal:

Mutation Research/Fundamental and Molecular Mechanisms of Mutagenesis

Year:

1996

Language:

english

File:

PDF, 638 KB

english, 1996

44

Participation of active oxygen species in the induction of DNA single-strand scissions by cadmium chloride in cultured Chinese hamster cells

Takafumi Ochi, Tohru Ishiguro, Motoyasu Ohsawa

Journal:

Mutation Research Letters

Year:

1983

Language:

english

File:

PDF, 321 KB

english, 1983

45

Diphenylarsinic acid produces behavioral effects in mice relevant to symptoms observed in citizens who ingested polluted well water

Toyoshi Umezu, Kunichika Nakamiya, Kayoko Kita, Takafumi Ochi, Yasuyuki Shibata, Masatoshi Morita

Journal:

Neurotoxicology and Teratology

Year:

2012

Language:

english

File:

PDF, 664 KB

english, 2012

46

In vitro cytotoxic and genotoxic effects of diphenylarsinic acid, a degradation product of chemical warfare agents

Takafumi Ochi, Toshihide Suzuki, Hideo Isono, Toshikazu Kaise

Journal:

Toxicology and Applied Pharmacology

Year:

2004

Language:

english

File:

PDF, 689 KB

english, 2004

47

Down-regulation of glutaminase C in human hepatocarcinoma cell by diphenylarsinic acid, a degradation product of chemical warfare agents

Kayoko Kita, Toshihide Suzuki, Takafumi Ochi

Journal:

Toxicology and Applied Pharmacology

Year:

2007

Language:

english

File:

PDF, 753 KB

english, 2007

48

Thio-dimethylarsinate is a common metabolite in urine samples from arsenic-exposed women in Bangladesh

Reingard Raml, Alice Rumpler, Walter Goessler, Marie Vahter, Li Li, Takafumi Ochi, Kevin A. Francesconi

Journal:

Toxicology and Applied Pharmacology

Year:

2007

Language:

english

File:

PDF, 308 KB

english, 2007

49

Cytotoxic, genotoxic and cell-cycle disruptive effects of thio-dimethylarsinate in cultured human cells and the role of glutathione

Takafumi Ochi, Kayoko Kita, Toshihide Suzuki, Alice Rumpler, Walter Goessler, Kevin A. Francesconi

Journal:

Toxicology and Applied Pharmacology

Year:

2008

Language:

english

File:

PDF, 1.02 MB

english, 2008

50

Trivalent dimethylarsenic compound induces histone H3 phosphorylation and abnormal localization of Aurora B kinase in HepG2 cells

Toshihide Suzuki, Koichi Miyazaki, Kayoko Kita, Takafumi Ochi

Journal:

Toxicology and Applied Pharmacology

Year:

2009

Language:

english

File:

PDF, 628 KB

english, 2009

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