{"created":"2023-05-15T15:02:57.187655+00:00","id":85288,"links":{},"metadata":{"_buckets":{"deposit":"74553d83-64a7-4e09-9109-b9267eb196f9"},"_deposit":{"created_by":1,"id":"85288","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"85288"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00085288","sets":["1"]},"author_link":["1028129","1028134","1028130","1028126","1028143","1028123","1028140","1028141","1028137","1028125","1028142","1028138","1028127","1028136","1028135","1028128","1028131","1028139","1028132","1028144","1028124","1028133"],"item_8_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2021-09","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"5","bibliographicPageEnd":"555","bibliographicPageStart":"547","bibliographicVolumeNumber":"55","bibliographic_titles":[{"bibliographic_title":"Free Radical Research"}]}]},"item_8_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"The effects of a magnetic field longitudinal to the ion beam track on the generation of hydroxyl radicals (•OH) and hydrogen peroxide (H2O2) in water were investigated. A longitudinal magnetic field was reported to enhance the biological effects of the ion beam. However, the mechanism of the increased cell death by a longitudinal magnetic field has not been clarified. The local density of •OH generation was estimated by a method based on the EPR spin-trapping. A series of reaction mixtures containing varying concentrations (0.76‒2278 mM) of DMPO was irradiated by 16 Gy of carbon- or iron-ion beams at the Heavy-Ion Medical Accelerator in Chiba (HIMAC, NIRS/QST, Chiba, Japan) with or without a longitudinal magnetic field (0.0, 0.3, or 0.6 T). The DMPO-OH yield in the sample solutions was measured by X-band EPR and plotted versus DMPO density. O2-dependent and O2-independent H2O2 yields were measured. An aliquot of ultra-pure water was irradiated by carbon-ion beams with or without a longitudinal magnetic field. Irradiation experiments were performed under air or hypoxic conditions. H2O2 generation in irradiated water samples was quantified by an EPR spin-trapping, which measures •OH synthesized from H2O2 by UVB irradiation. Relatively sparse •OH generation caused by particle beams in water were not affected by loading a magnetic field on the beam track. O2-dependent H2O2 generation decreased and oxygen-independent H2O2 generation increased after loading a magnetic field parallel to the beam track. Loading a magnetic field to the beam track made •OH generation denser or made dense •OH more reactive.","subitem_description_type":"Abstract"}]},"item_8_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"Taylor & Francis"}]},"item_8_relation_13":{"attribute_name":"PubMed番号","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"34569399","subitem_relation_type_select":"PMID"}}]},"item_8_relation_14":{"attribute_name":"DOI","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"10.1080/10715762.2021.1970151","subitem_relation_type_select":"DOI"}}]},"item_8_relation_17":{"attribute_name":"関連サイト","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"https://doi.org/10.1080/10715762.2021.1970151","subitem_relation_type_select":"DOI"}}]},"item_8_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"1029-2470","subitem_source_identifier_type":"ISSN"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Ken-ichiro, Matsumoto"}],"nameIdentifiers":[{"nameIdentifier":"1028123","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Nakanishi, Ikuo"}],"nameIdentifiers":[{"nameIdentifier":"1028124","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Abe, Yasushi"}],"nameIdentifiers":[{"nameIdentifier":"1028125","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Sato, Shinji"}],"nameIdentifiers":[{"nameIdentifier":"1028126","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Muramatsu, Masayuki"}],"nameIdentifiers":[{"nameIdentifier":"1028127","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Kohno, Ryosuke"}],"nameIdentifiers":[{"nameIdentifier":"1028128","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Sakata, Dousatsu"}],"nameIdentifiers":[{"nameIdentifier":"1028129","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Mizushima, Kota"}],"nameIdentifiers":[{"nameIdentifier":"1028130","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Sung-Hyun, Lee"}],"nameIdentifiers":[{"nameIdentifier":"1028131","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Sakama, Makoto"}],"nameIdentifiers":[{"nameIdentifier":"1028132","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Inaniwa, Taku"}],"nameIdentifiers":[{"nameIdentifier":"1028133","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Kenichiro, Matsumoto","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1028134","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Ikuo, Nakanishi","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1028135","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Yasushi, Abe","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1028136","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Shinji, Sato","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1028137","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Masayuki, Muramatsu","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1028138","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Ryosuke, Kohno","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1028139","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Dousatsu, Sakata","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1028140","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Kota, Mizushima","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1028141","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Sung-Hyun, Lee","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1028142","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Makoto, Sakama","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1028143","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Taku, Inaniwa","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"1028144","nameIdentifierScheme":"WEKO"}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2022-03-28"}],"displaytype":"detail","filename":"21e73becb0ae10118f14ce68dd5c537e.pdf","filesize":[{"value":"1.6 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"Matsumoto.K.2021.Free.Radic.Res.55(5).547-555.Full_version.magnetic_field.carbon-ion.ROS.pdf","url":"https://repo.qst.go.jp/record/85288/files/21e73becb0ae10118f14ce68dd5c537e.pdf"},"version_id":"7832f070-7b4a-4179-b0e7-770aded95a4d"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"eng"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"Effects of loading a magnetic field longitudinal to the linear particle-beam track on yields of reactive oxygen species in water","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Effects of loading a magnetic field longitudinal to the linear particle-beam track on yields of reactive oxygen species in water"}]},"item_type_id":"8","owner":"1","path":["1"],"pubdate":{"attribute_name":"公開日","attribute_value":"2020-12-04"},"publish_date":"2020-12-04","publish_status":"0","recid":"85288","relation_version_is_last":true,"title":["Effects of loading a magnetic field longitudinal to the linear particle-beam track on yields of reactive oxygen species in water"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T17:54:09.219439+00:00"}