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Satsuki Une, Junichi Akiyama, Koji Nonaka, Shuji Mori, Takao Toyomura, ...
Session ID: P-001
Published: 2017
Released on J-STAGE: July 08, 2017
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:assessing with validated brief-type self-administered Diet history questionnaire
Sachiko Kato, Hisao Osada
Session ID: P-002
Published: 2017
Released on J-STAGE: July 08, 2017
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Yumiko Suda, Tomoyo Hara, Maika Murakami, Michiko Kobayshi
Session ID: P-003
Published: 2017
Released on J-STAGE: July 08, 2017
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Michiyo Iwamori
Session ID: P-004
Published: 2017
Released on J-STAGE: July 08, 2017
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Nozomi KUBOTA
Session ID: P-005
Published: 2017
Released on J-STAGE: July 08, 2017
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Emiko Takeyama, Shizu Shinkai, Nakamichi Watanabe, Masako Fuushima
Session ID: P-006
Published: 2017
Released on J-STAGE: July 08, 2017
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***** *****
Session ID: P-007
Published: 2017
Released on J-STAGE: July 08, 2017
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Mika Morishita, Yukimi Inagaki, Yasuko Umetani, Tetsuya Iyoda
Session ID: P-008
Published: 2017
Released on J-STAGE: July 08, 2017
CONFERENCE PROCEEDINGS
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Sumio Kanematsu, Hitomi Shirt
Session ID: P-009
Published: 2017
Released on J-STAGE: July 08, 2017
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Although iron is indispensable to life as a microelement, excessive iron produces reactive oxygen species (ROS) and causes oxidative damage to the cell. The damage is called as iron toxicity and the responsible molecule seems to be hydroxyl radical that derived from hydrogen peroxide and Fe
2+ through the Fenton reaction. We have previously shown that poly-γ-glutamic acid (PGA) in slime from ‘natto’ fermented soybeans accelerated the autoxidation of Fe
2+ with PGA chain scissions and removed deleterious Fe
2+ without leaving ROS, indicating the novel function of PGA in protecting against iron toxicity. Here we examined the protective effect of PGA against iron toxicity derived from ferrous iron (Fe
2+) using a viability test of
E. coli.
When
E. coli was treated with 0.5 mM Fe
2+, the viability was 30 %. By addition of 1 mM PGA150 prior to the iron treatment, the viability was restored to 70 %. PGA20 that has shorter polymer chain had the same effect. Monomeric glutamic acid showed no protecting effect, indicating that the polymer structure may participate in the function. Thus, it is suggested that PGA protects cells by mediating the safe oxidation of Fe
2+ to Fe
3+ without leaving harmful ROS.
View full abstract
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En Yabe, Masaru Sonoda
Session ID: P-010
Published: 2017
Released on J-STAGE: July 08, 2017
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Kinuko Niihara, Eriko Shirai, Akiko Taniguchi, Yuuko Satou, Msafumi Yo ...
Session ID: P-011
Published: 2017
Released on J-STAGE: July 08, 2017
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Ayako HIDAKA, Makoto KAMINISHI, Rei MIZUNO, Tadahiro ABE, Michio IKEDA
Session ID: P-012
Published: 2017
Released on J-STAGE: July 08, 2017
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Takeaki OKAMOTO, Kotone MATSUMOTO, Haruna KUMAZAWA, Momoko KAWARABAYAS ...
Session ID: P-013
Published: 2017
Released on J-STAGE: July 08, 2017
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Nami Yamamoto, Yasuharu Imanishi, Takahiko Mitani, Hisa Mimura, Mikio ...
Session ID: P-014
Published: 2017
Released on J-STAGE: July 08, 2017
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Yoshiko KATAYAMA, Yayoi WAKAO
Session ID: P-015
Published: 2017
Released on J-STAGE: July 08, 2017
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Mizue Okada, Yoshinori Okada
Session ID: P-016
Published: 2017
Released on J-STAGE: July 08, 2017
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Yoshinori Okada, Mizue Okada
Session ID: P-017
Published: 2017
Released on J-STAGE: July 08, 2017
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Kiyo OKAZAKI
Session ID: P-018
Published: 2017
Released on J-STAGE: July 08, 2017
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Ayaka Eguchi, Masahiro Yuasa, Mihoko Tominaga
Session ID: P-019
Published: 2017
Released on J-STAGE: July 08, 2017
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Hiroko Ebizuka, Tomoko Fujimoto, Mai Saitou, Marina Takahashi, Sakura ...
Session ID: P-020
Published: 2017
Released on J-STAGE: July 08, 2017
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Yuki TAKAYAMA, Takako DEWAR
Session ID: P-021
Published: 2017
Released on J-STAGE: July 08, 2017
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Masahiro Yuasa, Yoshihiko Akao, Koji Kawabeta, Haruka Abe, Mihoko Tomi ...
Session ID: P-022
Published: 2017
Released on J-STAGE: July 08, 2017
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Shiori YOSHIMATSU, Ayaka NOGUCHI, Yoko KUSUHASHI, Takeaki OKAMOTO
Session ID: P-023
Published: 2017
Released on J-STAGE: July 08, 2017
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Atsumi Koide, Kiyoko Mamiya, Tomoko Banno, Kishiko Matsumoto
Session ID: P-024
Published: 2017
Released on J-STAGE: July 08, 2017
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Akiko Koizumi, Yoko Koseki, Aika Tokuda, Aya Shimamura, Yoshiro Sato, ...
Session ID: P-025
Published: 2017
Released on J-STAGE: July 08, 2017
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Aya Shimamura, Yoko Koseki, Akiko Koizumi, Mirai Hara, Mitsuki Orito, ...
Session ID: P-026
Published: 2017
Released on J-STAGE: July 08, 2017
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Aya Shimamura, Aika Tokuda, Yoko Koseki, Akiko Koizumi, Machiko Mineki ...
Session ID: P-027
Published: 2017
Released on J-STAGE: July 08, 2017
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Kazumi ISHII, Sae ONOZAWA, Shione FUNAYAMA, Wakana FURUHASHI, Michiko ...
Session ID: P-028
Published: 2017
Released on J-STAGE: July 08, 2017
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Ikue HAMAGUCHI, Yuri YOSHIDA, Yuki MORI, Toshie OHMORI, Kazuko NAKANO, ...
Session ID: P-029
Published: 2017
Released on J-STAGE: July 08, 2017
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- In the Case of Real Plates Comparing Blue to Other Colors -
Hino KAWASHIMA, Seiji EBIHARA, Cheiko KAZUNO
Session ID: P-030
Published: 2017
Released on J-STAGE: July 08, 2017
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Anna Hashitsume, Yoko Sato, Midori Kasai
Session ID: P-031
Published: 2017
Released on J-STAGE: July 08, 2017
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Aya KAMEI, Haruka TAKAHASHI
Session ID: P-032
Published: 2017
Released on J-STAGE: July 08, 2017
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Mariko MANABE, Nagisa HASEGAWA, Yumi HATTORI, Yoshimasa SASAHARA, Hito ...
Session ID: P-033
Published: 2017
Released on J-STAGE: July 08, 2017
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Shanan FUJITA, Yoko MURAKAMI
Session ID: P-034
Published: 2017
Released on J-STAGE: July 08, 2017
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Noriko MIYAKE, Ayaka KINOSHITA
Session ID: P-035
Published: 2017
Released on J-STAGE: July 08, 2017
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Fumiyo HAYAKAWA, Yukari KAZAMI, Rikyu SAKASHITA, Yasuhiro UWADAIRA, Ak ...
Session ID: P-036
Published: 2017
Released on J-STAGE: July 08, 2017
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Hitomi YOSHIMURA, Nao RYUMON, Masahiro GOTO, Chihro YAMANE, Kazuhiro H ...
Session ID: P-037
Published: 2017
Released on J-STAGE: July 08, 2017
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Emiko Iwata, Masahiro Goto
Session ID: P-038
Published: 2017
Released on J-STAGE: July 08, 2017
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Tayori TAKECHI, Mutsumi SHIWA, Hitoshi TAKAMURA, Yoshiro HATANAKA
Session ID: P-039
Published: 2017
Released on J-STAGE: July 08, 2017
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Hiroko ARAKI, Naoko YAMAMOTO, Tomohiro IWASAKI, Masato SAKAMOTO, Masak ...
Session ID: P-040
Published: 2017
Released on J-STAGE: July 08, 2017
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Misuzu MATSUMOTO
Session ID: P-041
Published: 2017
Released on J-STAGE: July 08, 2017
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Tomoko Yamaguchi, Tomoko Kogure, Jun-ichi Sakai
Session ID: P-042
Published: 2017
Released on J-STAGE: July 08, 2017
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Asuka Taniguchi, Rina Maruyama, Nami Kyogoku, Hiroko Watanabe, Yuko Ii ...
Session ID: P-043
Published: 2017
Released on J-STAGE: July 08, 2017
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Noriko SATO, Akari MURAMATU, Kaoru SUGIYAMA
Session ID: P-044
Published: 2017
Released on J-STAGE: July 08, 2017
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Tomoya Okunishi, Takayo Yaguchi, Masayoshi Takano
Session ID: P-045
Published: 2017
Released on J-STAGE: July 08, 2017
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Movement of water
Yumi KOBAYASHI, Yoshihiro UEDA, Kunihito KATO, Yasuyuki ISHIDA, Noriko ...
Session ID: P-046
Published: 2017
Released on J-STAGE: July 08, 2017
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Mami KODERA, Kayo KITAMURA, Raku MAMEMURA, Tarou MORI, Mukai Kaori KUB ...
Session ID: P-047
Published: 2017
Released on J-STAGE: July 08, 2017
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SARI DANJO, ATSUSHI YOSHIDA, HIDEKI MURAKAWA, SHUMI SUGIYAMA
Session ID: P-048
Published: 2017
Released on J-STAGE: July 08, 2017
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Yoshiko TOKITA, Keiko FUJII
Session ID: P-049
Published: 2017
Released on J-STAGE: July 08, 2017
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Minako KUDO, Misato MIYATA, Machiko MINEKI
Session ID: P-050
Published: 2017
Released on J-STAGE: July 08, 2017
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