{"created":"2021-03-01T06:22:14.853741+00:00","id":5548,"links":{},"metadata":{"_buckets":{"deposit":"2a2db4fb-c3e6-4e03-9806-c7c2c6646438"},"_deposit":{"id":"5548","owners":[],"pid":{"revision_id":0,"type":"depid","value":"5548"},"status":"published"},"_oai":{"id":"oai:repository.dl.itc.u-tokyo.ac.jp:00005548","sets":["27:123:367","9:233:280"]},"item_7_alternative_title_1":{"attribute_name":"その他のタイトル","attribute_value_mlt":[{"subitem_alternative_title":"DNA species identification and early development of pelagic fish eggs"}]},"item_7_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2012-02-29","bibliographicIssueDateType":"Issued"},"bibliographic_titles":[{}]}]},"item_7_date_granted_25":{"attribute_name":"学位授与年月日","attribute_value_mlt":[{"subitem_dategranted":"2012-02-29"}]},"item_7_degree_grantor_23":{"attribute_name":"学位授与機関","attribute_value_mlt":[{"subitem_degreegrantor":[{"subitem_degreegrantor_name":"University of Tokyo (東京大学)"}]}]},"item_7_degree_name_20":{"attribute_name":"学位名","attribute_value_mlt":[{"subitem_degreename":"博士(農学)"}]},"item_7_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"魚卵の分布, 出現時期や量に関する知見は, 魚類の産卵生態の解明と資源変動機構の研究において重要な基礎情報となる. しかし, 魚卵は特徴的な分類形質に乏しく, 発生に伴い著しく形態が変化するため, 形態形質に基づく種査定は極めて困難で, これが研究上の大きな障害となっている. 一方, 近年では, DNA情報に基づく新たな種査定法が様々な生物群で提唱されるようになった. しかし, DNAによる種査定法を実際のフィールド研究へ大規模に適用した例はまだない. そこで本研究では, まず, 半閉鎖水域である浜名湖と開放的外洋域であるマリアナ海域で得られた成魚のミトコンドリアDNA(mtDNA)の配列を解析し, 魚卵のDNA種査定法を開発することを目的とした. 次にこれを浜名湖とマリアナ海域で得られた魚卵に適用し, 魚類の産卵生態に関する新知見を集積した. さらに, 本研究で初めて種が明らかになった魚卵の形態を詳しく記載することもねらいとした.","subitem_description_type":"Abstract"}]},"item_7_dissertation_number_26":{"attribute_name":"学位授与番号","attribute_value_mlt":[{"subitem_dissertationnumber":"甲第27660号"}]},"item_7_full_name_3":{"attribute_name":"著者別名","attribute_value_mlt":[{"nameIdentifiers":[{"nameIdentifier":"11554","nameIdentifierScheme":"WEKO"}],"names":[{"name":"Kawakami, Tatsuya"}]}]},"item_7_identifier_registration":{"attribute_name":"ID登録","attribute_value_mlt":[{"subitem_identifier_reg_text":"10.15083/00005539","subitem_identifier_reg_type":"JaLC"}]},"item_7_select_21":{"attribute_name":"学位","attribute_value_mlt":[{"subitem_select_item":"doctoral"}]},"item_7_subject_13":{"attribute_name":"日本十進分類法","attribute_value_mlt":[{"subitem_subject":"487","subitem_subject_scheme":"NDC"}]},"item_7_text_22":{"attribute_name":"学位分野","attribute_value_mlt":[{"subitem_text_value":"Agriculture (農学)"}]},"item_7_text_24":{"attribute_name":"研究科・専攻","attribute_value_mlt":[{"subitem_text_value":"Department of Aquatic Bioscience, Graduate School of Agricultural and Life Sciences (農学生命科学研究科水圏生物科学専攻)"}]},"item_7_text_27":{"attribute_name":"学位記番号","attribute_value_mlt":[{"subitem_text_value":"博農第3734号"}]},"item_7_text_4":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京大学大学院農学生命科学研究科水圏生物科学専攻"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"川上, 達也"}],"nameIdentifiers":[{"nameIdentifier":"11553","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":"2017-06-01"}],"displaytype":"detail","filename":"kawakami_ah23_1.pdf","filesize":[{"value":"17.6 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"kawakami_ah23_1.pdf","url":"https://repository.dl.itc.u-tokyo.ac.jp/record/5548/files/kawakami_ah23_1.pdf"},"version_id":"f8e7ee63-426f-4731-a419-6893a9dff8ed"},{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2017-06-01"}],"displaytype":"detail","filename":"kawakami_ah23_2.pdf","filesize":[{"value":"11.8 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"kawakami_ah23_2.pdf","url":"https://repository.dl.itc.u-tokyo.ac.jp/record/5548/files/kawakami_ah23_2.pdf"},"version_id":"3951f389-192e-4ee7-8e78-e3835ab19122"}]},"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":"thesis","resourceuri":"http://purl.org/coar/resource_type/c_46ec"}]},"item_title":"DNAを分類形質とした浮遊性魚卵の種査定と初期発生に関する研究","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"DNAを分類形質とした浮遊性魚卵の種査定と初期発生に関する研究"}]},"item_type_id":"7","owner":"1","path":["280","367"],"pubdate":{"attribute_name":"公開日","attribute_value":"2014-02-24"},"publish_date":"2014-02-24","publish_status":"0","recid":"5548","relation_version_is_last":true,"title":["DNAを分類形質とした浮遊性魚卵の種査定と初期発生に関する研究"],"weko_creator_id":"1","weko_shared_id":null},"updated":"2022-12-19T03:47:08.444552+00:00"}