{"created":"2023-05-15T14:33:10.788087+00:00","id":43017,"links":{},"metadata":{"_buckets":{"deposit":"6e1ec2c0-db8f-4aff-95f1-9efa9b658cf8"},"_deposit":{"created_by":1,"id":"43017","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"43017"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00043017","sets":["1"]},"author_link":["428102","428106","428096","428104","428094","428103","428099","428100","428105","428108","428107","428101","428098","428095","428097","428093"],"item_8_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2001","bibliographicIssueDateType":"Issued"},"bibliographicPageEnd":"141","bibliographicPageStart":"131","bibliographicVolumeNumber":"42","bibliographic_titles":[{"bibliographic_title":"Journal of Radiation Research"}]}]},"item_8_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"We compared the tumor reoxygenation patterns in three different murine tumor cell lines after X-irradiation with those after carbon-beam irradiation using a heavy-ion medical accelerator (HIMAC) system. The tumors of the cell lines SCCVII, SCCVII-variant-1 and EMT6 on the hind legs of mice received local priming irradiation with a carbon-beam (8 Gy, 73 keV/um in LET, 290 MeV/u, 6 cm SOBP) or X-rays (13 Gy, 250 kVp). After various intervals, the mice were given whole-body test irradiation (16 Gy, 250 kVp X-ray) either in air or after they were killed. The hypoxic fractions were estimated as the proportions of the surviving fractions of the tumors in killed mice to those in air-breathing mice. In the SCCVII tumors, the hypoxic fractions at 0.5 h were 50% and 21% (p < 0.05) after the priming X-irradiation and carbon-beam irradiation, respectively. In the SCCVII-variant-1 tumors, the hypoxic fractions were 85% and 82% at 0.5 h, 84% and 20% at 12 h (p < 0.01), and 21% and 31% at 24 h after X-ray and after carbon-beam irradiation, respectively. In the EMT6 tumors, the reoxygenation patterns after X-irradiation and carbon-beam irradiation were quite similar. We concluded that the reoxygenation pattern differed among the three tumor cell lines, and that reoxygenation tended to occur more rapidly after carbon-beam irradiation than after X-irradiation for SCCVII and SCCVII-variant-1tumors.","subitem_description_type":"Abstract"}]},"item_8_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0449-3060","subitem_source_identifier_type":"ISSN"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata only access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_14cb"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Oya, Natsuo"}],"nameIdentifiers":[{"nameIdentifier":"428093","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Sasai, Keisuke"}],"nameIdentifiers":[{"nameIdentifier":"428094","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Shibata, Toru"}],"nameIdentifiers":[{"nameIdentifier":"428095","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Takagi, Takehisa"}],"nameIdentifiers":[{"nameIdentifier":"428096","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Shibuya, Keiko"}],"nameIdentifiers":[{"nameIdentifier":"428097","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Koike, Sachiko"}],"nameIdentifiers":[{"nameIdentifier":"428098","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Nojima, Kumie"}],"nameIdentifiers":[{"nameIdentifier":"428099","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Furusawa, Yoshiya"}],"nameIdentifiers":[{"nameIdentifier":"428100","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Ando, Koichi"}],"nameIdentifiers":[{"nameIdentifier":"428101","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Hiraoka, Masahiro"}],"nameIdentifiers":[{"nameIdentifier":"428102","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"笹井 啓資","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"428103","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"小池 幸子","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"428104","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"野島 久美恵","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"428105","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"古澤 佳也","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"428106","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"安藤 興一","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"428107","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"平岡 真寛","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"428108","nameIdentifierScheme":"WEKO"}]}]},"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":"Time course of reoxygenation in experimental murine tumors after carbon-beam and x-ray irradiation","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Time course of reoxygenation in experimental murine tumors after carbon-beam and x-ray irradiation"}]},"item_type_id":"8","owner":"1","path":["1"],"pubdate":{"attribute_name":"公開日","attribute_value":"2002-12-16"},"publish_date":"2002-12-16","publish_status":"0","recid":"43017","relation_version_is_last":true,"title":["Time course of reoxygenation in experimental murine tumors after carbon-beam and x-ray irradiation"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-16T00:32:14.786234+00:00"}