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1

Toxoflavin Produced by Burkholderia glumae Causing Rice Grain Rot Is Responsible for Inducing Bacterial Wilt in Many Field Crops

Jeong, Yeonhwa, Kim, Jinwoo, Kim, Suhyun, Kang, Yongsung, Nagamatsu, Tomohisa, Hwang, Ingyu

Journal:

Year:

2003

Language:

english

File:

PDF, 465 KB

english, 2003

2

Antitumor studies. Part 5: Synthesis, antitumor activity, and molecular docking study of 5-(monosubstituted amino)-2-deoxo-2-phenyl-5-deazaflavins

Ajaya R. Shrestha, Hamed I. Ali, Noriyuki Ashida, Tomohisa Nagamatsu

Journal:

Bioorganic & Medicinal Chemistry

Year:

2008

Language:

english

File:

PDF, 605 KB

english, 2008

3

Antitumor studies. Part 1: Design, synthesis, antitumor activity, and AutoDock study of 2-deoxo-2-phenyl-5-deazaflavins and 2-deoxo-2-phenylflavin-5-oxides as a new class of antitumor agents

Hamed I. Ali, Keiichiro Tomita, Eiichi Akaho, Hiroto Kambara, Shinji Miura, Hiroyuki Hayakawa, Noriyuki Ashida, Yutaka Kawashima, Takehiro Yamagishi, Hisao Ikeya, Fumio Yoneda, Tomohisa Nagamatsu

Journal:

Bioorganic & Medicinal Chemistry

Year:

2007

Language:

english

File:

PDF, 998 KB

english, 2007

4

Synthesis of bis(pyridodipyrimidines) as autorecycling redox catalysts and their remarkable turnover in the oxidation of alcohols

Yoneda, Fumio, Tanaka, Kiyoshi, Yamato, Hirotake, Moriyama, Kenji, Nagamatsu, Tomohisa

Journal:

Journal of the American Chemical Society

Year:

1989

Language:

english

File:

PDF, 484 KB

english, 1989

5

Autorecycling oxidation of alcohols catalysed by pyridodipyrimidines as an NAD(P)+ model

Nagamatsu, Tomohisa, Yamato, Hirotake, Ono, Masami, Takarada, Shigeki, Yoneda, Fumio

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1992

Language:

english

File:

PDF, 1015 KB

english, 1992

6

Syntheses, Transformation, and Biological Activities of 7-Azapteridine Antibiotics: Toxoflavin, Fervenulin, Reumycin and Their Analogues

Tomohisa Nagamatsu

Journal:

Year:

2002

File:

PDF, 25 KB

2002

7

A novel light-dependent selection marker system in plants

Serry Koh, Hongsup Kim, Jinwoo Kim, Eunhye Goo, Yun-Jung Kim, Okhee Choi, Nam-Soo Jwa, Jun Ma, Tomohisa Nagamatsu, Jae Sun Moon, Ingyu Hwang

Journal:

Plant Biotechnology Journal

Year:

2011

Language:

english

File:

PDF, 871 KB

english, 2011

8

Polycyclic N-heterocyclic compounds. XLI. Synthesis of 4-substituted 6,7-dihydro-5H-pyrimido[5,4-d][1]benzazepines, 1,2,5,6-tetrahydro-4H-imidazo[1′,2′:1,6]pyrimido[5,4-d][1]benzazepines and their related compounds as a series of potential blood platelet aggregation inhibitors

Tomohisa Nagamatsu, Yoshiji Hantani, Minoru Yamada, Kenji Sasaki, Hiromi Ohtomo, Taiji Nakayama, Takashi Hirota

Journal:

Journal of Heterocyclic Chemistry

Year:

1993

File:

PDF, 847 KB

1993

9

Syntheses and properties of 3-hydroxy-4,6-dimethylpyrrolo(3,2-d)pyrimidine-5,7(4H,6H)-dione (9-hydroxy-9-deazatheophylline) derivatives.

YONEDA, FUMIO, MOTOKURA, MIYUKI, KAMISHIMOTO, MUTSUKO, NAGAMATSU, TOMOHISA, OTAGIRI, MASAKI, UEKAMA, KANETO, TAKAMOTO, MASAYUKI

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1982

File:

PDF, 901 KB

1982

10

Synthesis and properties of a new class of pyridodipyrimidines, 8-alkoxypyrido(2,3-d:6,5-d')dipyrimidine-2,4,6(3H,10H,7H)-triones.

Yoneda, Fumio, Nagamatsu, Tomohisa, Takamoto, Masayuki

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1983

File:

PDF, 389 KB

1983

11

New syntheses of alloxazine 5-oxides and fervenulin 4-osides by the nitrative cyclization.

SAKUMA, YOSHIHARU, MATSUMOTO, SHIGERU, NAGAMATSU, TOMOHISA, YONEDA, FUMIO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1976

File:

PDF, 535 KB

1976

12

Studies on antinephritic effect of TJ-8014, a new Japanese herbal medicine, and its mechanisms. (1): Effects on original-type anti-GBM nephritis in rats and platelet aggregation.

HATTORI, Tomohisa, NAGAMATSU, Tadashi, ITO, Mikio, SUZUKI, Yoshio

Journal:

The Japanese Journal of Pharmacology

Year:

1989

Language:

english

File:

PDF, 548 KB

english, 1989

13

Synthesis, biological active molecular design, and molecular docking study of novel deazaflavin–cholestane hybrid compounds

Ajaya R. Shrestha, Takashi Shindo, Noriyuki Ashida, Tomohisa Nagamatsu

Journal:

Bioorganic & Medicinal Chemistry

Year:

2008

Language:

english

File:

PDF, 1.24 MB

english, 2008

14

Synthesis and properties of 6-benzyl analogs of toxoflavin

Fumio Yoneda, Tomohisa Nagamatsu, Misuzu Ichiba

Journal:

Journal of Heterocyclic Chemistry

Year:

1974

File:

PDF, 123 KB

1974

15

Novel xanthine oxidase inhibitor studies. Part 3. Convenient and general syntheses of 3-substituted 7H-pyrazolo[4,3-e]-1,2,4-triazolo[4,3-c]pyrimidin-5(6H)-ones as a new class of potential xanthine oxidase inhibitors

Nagamatsu, Tomohisa, Fujita, Takayuki, Endo, Kazuki

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

2000

Language:

english

File:

PDF, 181 KB

english, 2000

16

ChemInform Abstract: Novel Xanthine Oxidase Inhibitor Studies. Part 3. Convenient and General Syntheses of 3-Substituted 7H-Pyrazolo[4,3-e]-1,2,4-triazolo[4,3-c]pyrimidin-5(6H)-ones as a New Class of Potential Xanthine Oxidase Inhibitors.

Tomohisa Nagamatsu, Takayuki Fujita, Kazuki Endo

Journal:

Year:

2000

File:

PDF, 34 KB

2000

17

Synthesis and regioselective N- and O-alkylation of 3-alkyl-5-phenyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7(6H)-ones and 2-phenyl-9-propyl-9H-purin-6(1H)-one with evaluation of antiviral and antitumor activities

Rafiqul Islam, Noriyuki Ashida, Tomohisa Nagamatsu

Journal:

Year:

2008

Language:

english

File:

PDF, 633 KB

english, 2008

18

Polycyclic N -Hetero Compounds; XXXIX: A Facile Synthesis of 1,2,4,5-Tetrahydro-[1]benzoxepino[4,5- e ]imidazo[1,2- c ]pyrimidines via Ring Closure of 4-(2-Hydroxyalkylamino)-5,6-dihydro-[1]benzoxepino[5,4- d ]pyrimidines

Nagamatsu, Tomohisa, Tsurubayashi, Shogo, Sasaki, Kenji, Hirota, Takashi

Journal:

Year:

1991

File:

PDF, 341 KB

1991

19

A Transformation of 7-Azapteridines into 6-Azapurines (Imidazo[4,5-e]-as-triazines)

Yoneda, Fumio, Kawamura, Mitsuko, Nagamatsu, Tomohisa, Kuretani, Kazuo, Hoshi, Akio, Iigo, Masaaki

Journal:

Year:

1976

Language:

english

File:

PDF, 77 KB

english, 1976

20

Syntheses of 3-Substituted 1-Methyl-6-phenylpyrimido(5,4-e)-1,2,4-triazine-5,7(1H,6H)-diones (6-Phenyl Analogs of Toxoflavin) and Their 4-Oxides, and Evaluation of Antimicrobial Activity of Toxoflavins and Their Analogs.

NAGAMATSU, Tomohisa, YAMASAKI, Hirofumi, HIROTA, Takashi, YAMATO, Masatoshi, KIDO, Yutaka, SHIBATA, Motoo, YONEDA, Fumio

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1993

File:

PDF, 934 KB

1993

21

The Possible Roles of Hyperlipidemia and Mononuclear Cells in Glomeruli in Puromycin Aminonucleoside Nephrosis in Rats.

Hattori, Tomohisa, Nagamatsu, Tadashi, Ito, Mikio, Suzuki, Yoshio

Journal:

The Japanese Journal of Pharmacology

Year:

1996

Language:

english

File:

PDF, 580 KB

english, 1996

22

New phosphorylating agents for general synthesis of mixed phosphate esters

Tomohisa Nagamatsu, Takehisa Kunieda

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 239 KB

english, 1987

23

A new, general synthesis of purines

Yoneda, Fumio, Nagamatsu, Tomohisa

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1976

Language:

english

File:

PDF, 491 KB

english, 1976

24

Facile, general and productive syntheses of the fluorescent wye (4,9-dihydro-4,6-dimethyl-9-oxo-1H-imidazo[1,2-a]purine) in phenylalanine tRNA, its 2-substituted derivatives and 7-aza analogues

Nagamatsu, Tomohisa, Yamasaki, Hiroo

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1995

Language:

english

File:

PDF, 342 KB

english, 1995

25

Facile Synthesis of 2-Phenylquinoline-4-carboxamide Derivatives with Variant Structural Features

Okawara, Tadashi, Islam, Rafiqul, Imran Hossain, Md., Okamoto, Yoshinari, Nagamatsu, Tomohisa, Anraku, Kensaku

Journal:

Year:

2014

Language:

english

File:

PDF, 729 KB

english, 2014

26

Syntheses of 4-methyl-s-triazolo(4,3-a)purin-9(4H)-ones and tetrazolo(1,5-a)purin-9(4H)-ones as aza analogs of "Y" bases.

NAGAMATSU, TOMOHISA, UKAI, MASAYOSHI, YONEDA, FUMIO, BROWN, DESMOND J.

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1985

File:

PDF, 744 KB

1985

27

ChemInform Abstract: Facile and General Syntheses of 3- and/or 5-Substituted 7H-Pyrazolo[4,3-e]-1,2,4-triazolo[4,3-c]pyrimidines as a New Class of Potential Xanthine Oxidase Inhibitors.

Tomohisa Nagamatsu, Takayuki Fujita

Journal:

Year:

1999

File:

PDF, 32 KB

1999

28

Highly efficient oxazolone-derived reagents for beta-lactam formation from beta-amino acids

Takehisa Kunieda, Tomohisa Nagamatsu, Tsunehiko Higuchi, Masaaki Hirobe

Journal:

Tetrahedron Letters

Year:

1988

Language:

english

File:

PDF, 242 KB

english, 1988

29

The Facile Synthesis of 6-Azapurines by Transformation of Toxoflavins (7-Azapteridines)

Nagamatsu, Tomohisa, Ma, Jun, Yoneda, Fumio

Journal:

Year:

2009

Language:

english

File:

PDF, 485 KB

english, 2009

30

Oxidation of 1,3-dimethyl derivatives of pyrimidine bases with m-chloroperbenzoic acid.

Harayama, Takashi, Kotoji, Kayoko, Yoneda, Fumio, Taga, Tooru, Osaki, Kenji, Nagamatsu, Tomohisa

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1984

File:

PDF, 367 KB

1984

31

Polycyclic N-hetero compounds. XLIII. Syntheses and properties of 2-substituted 1-acetoxy-6-acetyl-5,6-dihydro-4H-imidazo[1′,2′:1,6]-pyrimido[5,4-d][1]benzazepines viaN-(6,7-dihydro-5H-pyrimido[5,4-d]-[1]benzazepin-4-yl)amino acids and their analogous mesoionic compounds, and their related compounds as a series of potential blood platelet aggregation inhibitors

Tomohisa Nagamatsu, Yoshiji Hantani, Kenji Sasaki, Hiromi Ohtomo, Taiji Nakayama, Takashi Hirota

Journal:

Journal of Heterocyclic Chemistry

Year:

1993

File:

PDF, 717 KB

1993

32

ChemInform Abstract: NOVEL SYNTHETIC ROUTE TO HETEROCYCLES VIA INTRAMOLECULAR CYCLOADDITION OF AZALOGS OF HEXATRIENE, NEW SYNTHESES OF PURINES AND PYRAZOLO(3,4-D)PYRIMIDINES

YONEDA, FUMIO, HIGUCHI, MASATSUGU, NAGAMATSU, TOMOHISA

Journal:

Chemischer Informationsdienst

Year:

1974

File:

PDF, 230 KB

1974

33

Antitumor studies. Part 3: Design, synthesis, antitumor activity, and molecular docking study of novel 2-methylthio-, 2-amino-, and 2-(N-substituted amino)-10-alkyl-2-deoxo-5-deazaflavins

Hamed I. Ali, Noriyuki Ashida, Tomohisa Nagamatsu

Journal:

Bioorganic & Medicinal Chemistry

Year:

2007

Language:

english

File:

PDF, 1018 KB

english, 2007

34

Transformation of toxoflavin into fervenulin via 1-demethyltoxoflavin

Fumio Yoneda, Tomohisa Nagamatsu

Journal:

Tetrahedron Letters

Year:

1973

Language:

english

File:

PDF, 170 KB

english, 1973

35

Quorum sensing and the LysR-type transcriptional activator ToxR regulate toxoflavin biosynthesis and transport in Burkholderia glumae

Jinwoo Kim, Jung-Gun Kim, Yongsung Kang, Ji Youn Jang, Geetanjali J. Jog, Jae Yun Lim, Suhyun Kim, Hiroaki Suga, Tomohisa Nagamatsu, Ingyu Hwang

Journal:

Molecular Microbiology

Year:

2004

Language:

english

File:

PDF, 416 KB

english, 2004

36

Facile and General Syntheses of 3- and/or 5-Substituted 7-β-d-Ribofuranosyl-7H-[1,2,4]triazolo[3,4-i]purines as a New Class of Potential Xanthine Oxidase Inhibitors

Nagamatsu, Tomohisa, Yamasaki, Hiroo, Akiyama, Toshihiko, Hara, Sachiko, Mori, Kenya, Kusakabe, Hitoshi

Journal:

Year:

1999

Language:

english

File:

PDF, 110 KB

english, 1999

37

Synthesis of vertical-type bis(pyridodipyrimidines) as a redox catalyst and their autorecycling oxidation of alcohols

Hirotake Yamato, Tomohisa Nagamatsu, Fumio Yoneda

Journal:

Journal of Heterocyclic Chemistry

Year:

1991

File:

PDF, 145 KB

1991

38

Syntheses of isoalloxazines, alloxazines, toxoflavins, and fervenulins by oxidative cyclization of the Michael-type adducts from substituted 6-aminouracils and azo-compounds

Yoneda, Fumio, Sakuma, Yoshiharu, Nagamatsu, Tomohisa, Mizumoto, Shunjiro

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1976

Language:

english

File:

PDF, 581 KB

english, 1976

39

Synthesis and Antiviral and Antitumor Activities of 2H-[1,2,3]Triazolo[4,5-d]pyrimidines and 1H-, 2H-, and 3H-[1,2,3]Triazolo[4,5-d]pyrimidin-5(4H)-one-7(6H)-thiones

Nagamatsu, Tomohisa, Islam, Rafiqul

Journal:

Year:

2006

Language:

english

File:

PDF, 1013 KB

english, 2006

40

Isolation of New Chlorinated Regioisomers of Mono N-Substituted Uracil Derivatives and Synthesis of 3-Substituted 8-Phenylpyrimido[5,4-e]-1,2,4-triazine-5,7(6H,8H)-diones

Nagamatsu, Tomohisa, Yamasaki, Hirofumi, Yoneda, Fumio

Journal:

Year:

1994

Language:

english

File:

PDF, 422 KB

english, 1994

41

Novel and Facil Synthesis and Evaluation of Antitumor Activities of 6,7-Bisaryl-1-(β-D-ribofuranosyl)pteridine-2,4(1H,3H)-diones

Nagamatsu, Tomohisa, Khan Kandahary, Rafiya, M. L. Hossion, Abugafar, Ashida, Noriyuki

Journal:

Year:

2010

Language:

english

File:

PDF, 1.19 MB

english, 2010

42

Aryl bis(2-oxo-3-benzoxazolinyl)phosphinate and tris(2-oxo-3-benzoxazolinyl)phosphine oxide: New condensing reagents for beta-lactam formation from beta-amino acids.

Nagamatsu, Tomohisa, Kunieda, Takehisa

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1988

File:

PDF, 337 KB

1988

43

Facile and general syntheses of 3- and/or 5-substituted 7H-pyrazolo[4,3-e]-1,2,4-triazolo[4,3-c]pyrimidines as a new class of potential xanthine oxidase inhibitors†

Nagamatsu, Tomohisa, Fujita, Takayuki

Journal:

Chemical Communications

Year:

1999

Language:

english

File:

PDF, 51 KB

english, 1999

44

Studies on antinephritic effect of TJ-8014, a new Japanese herbal medicine, and its mechanisms. (2): Effect on the release of corticosterone from adrenal glands.

HATTORI, Tomohisa, NAGAMATSU, Tadashi, ITO, Mikio, SUZUKI, Yoshio

Journal:

The Japanese Journal of Pharmacology

Year:

1989

Language:

english

File:

PDF, 402 KB

english, 1989

45

Studies on antinephritic effects of plant components. (5). Effects of pherodendrin on original and crescentic-type anti-GBM nephritis in rats.

HATTORI, Tomohisa, YAMADA, Satoko, FURUTA, Kazuya, NAGAMATSU, Tadashi, ITO, Mikio, SUZUKI, Yoshio

Journal:

Folia Pharmacologica Japonica

Year:

1992

File:

PDF, 7.07 MB

1992

46

Acteoside, a Component of Stachys Sieboldii MIQ, May Be a Promising Antinephritic Agent (2): Effect of Acteoside on Leukocyte Accumulation in the Glomeruli of Nephritic Rats.

Hayashi, Kazumi, Nagamatsu, Tadashi, Ito, Mikio, Hattori, Tomohisa, Suzuki, Yoshio

Journal:

The Japanese Journal of Pharmacology

Year:

1994

Language:

english

File:

PDF, 632 KB

english, 1994

47

ChemInform Abstract: The Facile Synthesis of 6-Azapurines by Transformation of Toxoflavins (7-Azapteridines).

Tomohisa Nagamatsu, Jun Ma, Fumio Yoneda

Journal:

Year:

2009

File:

PDF, 31 KB

2009

48

Antitumor studies – Part 2: Structure–activity relationship study for flavin analogs including investigations on their in vitro antitumor assay and docking simulation into protein tyrosine kinase

Hamed I. Ali, Keiichiro Tomita, Eiichi Akaho, Munetaka Kunishima, Yutaka Kawashima, Takehiro Yamagishi, Hisao Ikeya, Tomohisa Nagamatsu

Journal:

European Journal of Medicinal Chemistry

Year:

2008

Language:

english

File:

PDF, 1.51 MB

english, 2008

49

A New Synthetic Method of Toxoflavin Derivatives

YONEDA, Fumio, NAGAMATSU, Tomohisa

Journal:

Year:

1975

File:

PDF, 94 KB

1975

50

Tris(2-ethylhexyl) phosphate and tricresyl phosphate as new neutral carriers for organic ammonium ion-selective membrane electrodes

Takashi Katsu, Dafeng Xu, Kotoyo Tsuji, Tomohisa Nagamatsu

Journal:

Analytica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 166 KB

english, 1997

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