{"created":"2023-05-15T12:20:53.352926+00:00","id":11604,"links":{},"metadata":{"_buckets":{"deposit":"b2864129-7e4e-42ea-a966-234cb8441f77"},"_deposit":{"created_by":1,"id":"11604","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"11604"},"status":"published"},"_oai":{"id":"oai:kansai-u.repo.nii.ac.jp:00011604","sets":["528:1588:1595:1597"]},"author_link":["27543","27541","27548","27547","27549","27540","27542","27546","27544","27545"],"item_9_alternative_title_20":{"attribute_name":"その他のタイトル","attribute_value_mlt":[{"subitem_alternative_title":"Study of the oxidation processes of catechins by on-line electrolysis/ESI-MS"}]},"item_9_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2004","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"6","bibliographicPageEnd":"553","bibliographicPageStart":"547","bibliographicVolumeNumber":"53","bibliographic_titles":[{"bibliographic_title":"分析化学"}]}]},"item_9_description_4":{"attribute_name":"概要","attribute_value_mlt":[{"subitem_description":"最近，緑茶などに多く含まれるカテキン類が優れた抗酸化作用を示すことで注目されている．しかし，カテキン類の酸化過程については十分に明らかにされていない．マイクロ流量の電解フローセルとエレクトロスプレーイオン化質量分析計をオンラインで組み合わせたelectrochemistry/electrospray ionization mass spectrometry（EC/ESI-MS）法を用いることで，電気化学的酸化によるカテキン類の反応生成物を調べた．(－)-epicatechin gallate，(－)-epigallocatechin，(－)-epigallocatechin gallateでは，酸化生成物の2量体に関連したピークが検出された．抗酸化物の酸化過程の研究においてEC/ESI-MS法が有効な手段であることを確認できた．","subitem_description_type":"Other"}]},"item_9_full_name_3":{"attribute_name":"著者別名","attribute_value_mlt":[{"nameIdentifiers":[{"nameIdentifier":"27545","nameIdentifierScheme":"WEKO"}],"names":[{"name":"Yamaguchi, Masashi"}]},{"nameIdentifiers":[{"nameIdentifier":"27546","nameIdentifierScheme":"WEKO"}],"names":[{"name":"Mizooku, Yasuo"}]},{"nameIdentifiers":[{"nameIdentifier":"27547","nameIdentifierScheme":"WEKO"}],"names":[{"name":"Osakai, Toshiyuki"}]},{"nameIdentifiers":[{"nameIdentifier":"27548","nameIdentifierScheme":"WEKO"}],"names":[{"name":"Kimoto, Takeshi"}]},{"nameIdentifiers":[{"nameIdentifier":"27549","nameIdentifierScheme":"WEKO"}],"names":[{"name":"Arakawa, 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