Papers - Toshima, Kazunobu

Molecular design, chemical synthesis and biological evaluation of quinaxaline-carbohydrate hybrids as novel and selective photo-induced DNA cleaving and cytotoxic agents

TOSHIMA KAZUNOBU, T. Kimura, R. Takano, T. Ozawa, A. Ariga, Y. Shima, K. Umezawa, S. Matsumura

Tetrahedron 59 ( 35 ) 7057-7066 2003.08

Research paper (scientific journal), Joint Work, Accepted

Environmentally benign and stereoselective formation of b-mannosidic linkages utilizing 2,3-di-O-benzyl-4,6-O-benzylidene-protected mannopyranosyl phosphite and montmorillonite K-10

H. Nagai, S. Matsumura, TOSHIMA KAZUNOBU

Carbohydrate Research 338 ( 15 ) 1531-1534 2003.07

Research paper (scientific journal), Joint Work, Accepted

A novel greener glycosidation using an acid-Ionic liquid containing a protic acid

K. Sasaki, H. Nagai, S. Matsumura, TOSHIMA KAZUNOBU

Tetrahedron Letters 44 ( 30 ) 5605-5608 2003.07

Research paper (scientific journal), Joint Work, Accepted

Correlation between structure of the lactones and substrate specificity in enzyme-catalyzed polymerization for the synthesis of polyesters

6 Y. Suzuki, S. Taguchi, T. Hisano, Y. Doi, TOSHIMA KAZUNOBU, S. Matsumura,

Biomacromolecules 4 ( 3 ) 537-543 2003.05

Research paper (scientific journal), Joint Work, Accepted

Enzyme-Catalyzed Preparation of Aliphatic Polyesters Containing Thioester Linkages

5 S. Iwata, TOSHIMA KAZUNOBU, S. Matsumura

Macromolecular Rapid Communications 24 ( 7 ) 467-471 2003.05

Research paper (scientific journal), Joint Work, Accepted

Sustainable Enzymatic Preparation of Polyaspartate Using a Bacterial Protease

7 Y. Soeda, TOSHIMA KAZUNOBU, S. Matsumura

Biomacromolecules 4 ( 2 ) 196-203 2003.03

Research paper (scientific journal), Joint Work, Accepted

Enzymatic Ring-Opening Polymerization of Oxiranes and Dicarboxylic Anhydrides

Y. Soeda, T. Okamoto, TOSHIMA KAZUNOBU, S. Matsumura

Macromolecular Bioscience 2 ( 9 ) 429-436 2002.12

Research paper (scientific journal), Joint Work, Accepted

The Involvement of Catalytic Amino Acid Residues in Enzyme-Catalyzed Polymerization

Y.Suzuki, S.Taguchi, T.Saito, K.Toshima, S.Matsumura, Y.Doi

6^th^ ISBP Meeting  2002.12

Joint Work

　View Summary

酵素重合反応における活性部位のアミノ酸の同定について報告した。

Vacuolar-type H+-ATPase inhibitory activity of synthetic analogues of the concanamycins: Is the hydrogen bond network involving the lactone carbonyl, the hemiacetal hydroxy group, and the C-19 hydroxy group essential for the biological activity of the concanamycins?

Y. Yoshimoto, T. Jyojima, T. Arita, M. Ueda, M. Imoto, S. Matsumura, TOSHIMA KAZUNOBU

Bioorganic & Medicinal Chemistry Letters 12 ( 24 ) 3525-3528 2002.12

Research paper (scientific journal), Joint Work, Accepted

Environmentally benign and stereoselective construction of 2-deoxy and 2,6-dideoxy-b-glycosidic linkages employing 2-deoxy and 2,6-dideoxyglycosyl phosphites and montmorillonite K-10

H. Nagai, S. Matsumura, TOSHIMA KAZUNOBU

Chemistry Letters  ( 11 ) 1100-1101 2002.11

Research paper (scientific journal), Joint Work, Accepted

酵素触媒重合によるオキシランの開環重合

TOSHIMA KAZUNOBU

高分子加工 51 ( 10 ) 435-442 2002.10

Research paper (scientific journal), Joint Work, Accepted

Green Carbohydrate Chemistry: Practical Chemical Glycosylation Using Environmentally Benign Activators and Solvents

戸嶋 一敦

224^th^ American Chemical Society National Meeting  2002.08

Single Work

　View Summary

環境調和型の活性化剤および反応媒体を用いた化学的グリコシル化反応について報告した。(招待講演)

Lipase-catalyzed Selective Transformation of Polycaprolactone into Cyclic Dicaprolactone and Its Repolymerization in Supercritical Carbon Dioxide

R. Kondo, K. Toshima, S. Matsumura

Macromolecular Bioscience  ( 2 ) 267-271 2002.03

Joint Work

　View Summary

ポリカプロラクトンのリパーゼを触媒とする選択的な環状ジカプロラクトンへの変換反応とその超臨界二酸化炭素中での再重合について報告した。（5項）

Lipase-Catalyzed Transformation of Unnatural Type P(3HB) into Reactive Cyclic Oligomer as Chemical Recycling

Y. Osanai, K. Toshima, N. Yoshie, Y. Inoue, S. Matsumura

Macromolecular Bioscience  ( 2 ) 88-94 2002.03

Joint Work

　View Summary

非天然型のポリ（3HP）のリパーゼを触媒とする再重合可能な環状オリゴマーへの変換反応とケミカルリサイクルについて報告した。（7項）

b-Carboline-Carbohydrate Hybrids: Molecular Design, Chemical Synthesis and Evaluation of Novel DNA Photocleavers

K. Toshima, Y. Okuno, Y. Nakajima, S. Matsumura

Bioorganic & Medicinal Chemistry Letters  ( 12 ) 671-673 2002.02

Joint Work

　View Summary

b-カルボリン-糖複合型人工DNA相互作用分子の分子設計、化学合成および光駆動型のG-選択的なDNA切断について報告した。（3項）

A Highly Stereoselective Synthesis of b-Olivosides by Glycosidations of 2-Iodo-olivosyl Fluoride Using Montmorillonite K-10 as an Environmentally Benign Solid Acid

K. Toshima, K. Uehara, H. Nagai, S. Matsumura

Green Chemistry  ( 4 ) 27-29 2002.02

Joint Work

　View Summary

2-ヨード-オリボシルフロリドとアルコール類との環境調和型固体酸モンモリロナイトK-10を用いた立体選択的グリコシル化反応によるb-オリボシドの合成について報告した。（3項）

Molecular Design and Evaluation of Quinoxaline-Carbohydrate Hybrids as Novel and Efficient Photo-Induced GG-Selective DNA Cleaving Agents

K. Toshima, R. Takano, T. Ozawa, S. Matsumura

Chemical Communications    212-213 2002.02

Joint Work

　View Summary

キノキサリン-糖複合型人工DNA相互作用分子の分子設計、化学合成および光駆動型のGG-塩基配列選択的なDNA切断について報告した。（7項）

Environmentally Benign and Stereoselective Formation of b-O-Glycosidic Linkages Using Benzyl-protected Glucopyranosyl Phosphite and Montmorillonite K-10

H. Nagai, S. Matsumura, K. Toshima

Tetrahedron Letters  ( 43 ) 847-850 2002.01

Joint Work

　View Summary

グルコピラノシル亜リン酸エステルとアルコール類との固体酸モンモリロナイトK-10を用いた環境調和型b-立体選択的グリコシル化反応について報告した。（4項）

Artificial Intercalator-Carbohydrate Hybrids: Chemistry and Biology of Novel DNA Photocleaving Molecules

戸嶋 一敦

Singapore International Chemical Conference-2  2001.12

Single Work

　View Summary

糖-インターカレーター複合型人工DNA相互作用分子の分子設計、化学合成、DNA光切断および坑細胞活性について報告した。(招待講演)

Synthetic Studies on Apoptolidin: Synthesis of the C1-C21 Macrolide Fragment

K. Toshima, T. Arita, K. Kato, D. Tanaka, S. Matsumura

Tetrahedron Letters  ( 42 ) 8873-8876 2001.12

Joint Work

　View Summary

アポトーシスを誘導するマクロリド抗生物質アポトリジンのC1-C21位部分に相当するマクロラクトン部分の合成について報告した。（4項）