{"created":"2023-06-23T12:21:07.240694+00:00","id":12634,"links":{},"metadata":{"_buckets":{"deposit":"49989bcc-d252-450f-9eed-418d78c80f22"},"_deposit":{"created_by":19,"id":"12634","owners":[19],"pid":{"revision_id":0,"type":"depid","value":"12634"},"status":"published"},"_oai":{"id":"oai:asahi-u.repo.nii.ac.jp:00012634","sets":["64:123"]},"author_link":["3814"],"item_10_creator_30":{"attribute_name":"教員氏名","attribute_type":"creator","attribute_value_mlt":[{"creatorAffiliations":[{"affiliationNameIdentifiers":[],"affiliationNames":[{"affiliationName":"","affiliationNameLang":"ja"}]}],"creatorNames":[{"creatorName":"長谷川, 智哉","creatorNameLang":"ja"},{"creatorName":"HASEGAWA, TOMOYA","creatorNameLang":"en"}],"familyNames":[{"familyName":"長谷川","familyNameLang":"ja"},{"familyName":"HASEGAWA","familyNameLang":"en"}],"givenNames":[{"givenName":"智哉","givenNameLang":"ja"},{"givenName":"TOMOYA","givenNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"3814","nameIdentifierScheme":"WEKO"},{"nameIdentifier":"9000250472477","nameIdentifierScheme":"CiNii ID","nameIdentifierURI":"http://ci.nii.ac.jp/nrid/9000250472477"}]}]},"item_10_date_36":{"attribute_name":"発行又は発表の年月","attribute_value_mlt":[{"subitem_date_issued_datetime":"2019-11"}]},"item_10_textarea_29":{"attribute_name":"業績分類","attribute_value_mlt":[{"subitem_textarea_value":"学会発表"}]},"item_10_textarea_31":{"attribute_name":"発行、発表雑誌等、又は発表学会等の名称","attribute_value_mlt":[{"subitem_textarea_value":"第151回日本歯科保存学会"}]},"item_10_textarea_35":{"attribute_name":"単著、共著の別","attribute_value_mlt":[{"subitem_textarea_value":"共同"}]},"item_10_textarea_42":{"attribute_name":"概要","attribute_value_mlt":[{"subitem_textarea_value":"歯は人体で最も硬い器官であり、物理的・化学的な影響を最も受けにくい。しかし、経年的に咬耗の程度は増加し、第二象牙質や修復象牙質の添加によって歯髄腔容積が減少していくことは広く知られている。そのため、咬耗の程度（咬耗度）と年齢、および歯髄腔容積と年齢には高い相関があるとされ、咬耗度と歯髄腔容積から実際に年齢を推定できれば身元不明遺体の身元確認においてきわめて有用な情報が得られる。しかし、咬耗度と歯髄腔容積と年齢との相関を正確に調査するためには、様々な年齢の未処置抜去歯を多数集めてマイクロCTで歯髄腔容積を精密に測定しなければならないが、未処置歯を抜歯する機会は重度の歯周病患者の場合などに限られるので実際には不可能である。そこで本研究では、研究協力者の下顎切歯の咬耗度を計測し、ほぼ同じ咬耗度を呈する抜去歯の歯髄腔容積を測定して、下顎切歯の咬耗度および歯髄腔容積から年齢推定が可能かどうかを検討した。"}]},"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_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"other","resourceuri":"http://purl.org/coar/resource_type/c_1843"}]},"item_title":"咬耗を有した歯の歯髄腔容積からの年齢推定","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"咬耗を有した歯の歯髄腔容積からの年齢推定"},{"subitem_title":"Age estimation from dental pulp volume of teeth with attrition","subitem_title_language":"en"}]},"item_type_id":"10","owner":"19","path":["123"],"pubdate":{"attribute_name":"公開日","attribute_value":"2020-10-20"},"publish_date":"2020-10-20","publish_status":"0","recid":"12634","relation_version_is_last":true,"title":["咬耗を有した歯の歯髄腔容積からの年齢推定"],"weko_creator_id":"19","weko_shared_id":-1},"updated":"2024-01-15T06:42:34.413078+00:00"}