{"_buckets": {"deposit": "a003d548-5645-451a-a6b1-f0f331e49dab"}, "_deposit": {"id": "3707", "owners": [], "pid": {"revision_id": 0, "type": "depid", "value": "3707"}, "status": "published"}, "_oai": {"id": "oai:soar-ir.repo.nii.ac.jp:00003707", "sets": ["462"]}, "author_link": ["6493", "6494", "6495", "6496", "6497"], "item_1628147817048": {"attribute_name": "出版タイプ", "attribute_value_mlt": [{"subitem_version_resource": "http://purl.org/coar/version/c_ab4af688f83e57aa", "subitem_version_type": "AM"}]}, "item_6_biblio_info_6": {"attribute_name": "書誌情報", "attribute_value_mlt": [{"bibliographicIssueDates": {"bibliographicIssueDate": "2013-06", "bibliographicIssueDateType": "Issued"}, "bibliographicPageEnd": "50", "bibliographicPageStart": "45", "bibliographicVolumeNumber": "112", "bibliographic_titles": [{"bibliographic_title": "EXPERIMENTAL EYE RESEARCH"}]}]}, "item_6_description_20": {"attribute_name": "抄録", "attribute_value_mlt": [{"subitem_description": "The Nakano cataract (NCT) is a recessive disorder in the mouse linked to the nct locus on chromosome 16. In this study, we positionally cloned the critical gene in the nct locus. Herein, we report that cataracts in the BALB/c-nct/nct mouse are caused by a hypomorphic mutation in the coproporphyrin oxidase gene (Cpox), encoding the enzyme responsible for catalyzing oxidative decarboxylation of the heme precursor, coproporphyrinogen III, in the heme biosynthetic pathway. BALB/c-nct/nct mice are homozygous for a G to T nucleotide substitution in the Cpox gene, which results in a p.R380L amino acid substitution in the CPDX protein. The CPDX isoform with the p.R380L substitution retained only 15% of the activity of the wild type isoform. BALB/c-nct/nct mice had excessive accumulation of coproporphyrin HI in the lens. The NCT phenotype was normalized by the introduction of a wild type Cpox transgene. The mechanisms by which impairment of CPDX leads to lens opacity in the NCT are elusive. 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In this study, we positionally cloned the critical gene in the nct locus. Herein, we report that cataracts in the BALB/c-nct/nct mouse are caused by a hypomorphic mutation in the coproporphyrin oxidase gene (Cpox), encoding the enzyme responsible for catalyzing oxidative decarboxylation of the heme precursor, coproporphyrinogen III, in the heme biosynthetic pathway. BALB/c-nct/nct mice are homozygous for a G to T nucleotide substitution in the Cpox gene, which results in a p.R380L amino acid substitution in the CPDX protein. The CPDX isoform with the p.R380L substitution retained only 15% of the activity of the wild type isoform. BALB/c-nct/nct mice had excessive accumulation of coproporphyrin HI in the lens. The NCT phenotype was normalized by the introduction of a wild type Cpox transgene. The mechanisms by which impairment of CPDX leads to lens opacity in the NCT are elusive. However, our data illuminate a hitherto unanticipated involvement of the heme biosynthesis pathway in lens physiology. (C) 2013 Elsevier Ltd. All rights reserved."}]}, "item_creator": {"attribute_name": "著者", "attribute_type": "creator", "attribute_value_mlt": [{"creatorNames": [{"creatorName": "Mori,  Masayuki", "creatorNameLang": "en"}], "nameIdentifiers": [{"nameIdentifier": "6493", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "Gotoh,  Saki", "creatorNameLang": "en"}], "nameIdentifiers": [{"nameIdentifier": "6494", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "Taketani,  Shigeru", "creatorNameLang": "en"}], "nameIdentifiers": [{"nameIdentifier": "6495", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "Hiai,  Hiroshi", "creatorNameLang": "en"}], "nameIdentifiers": [{"nameIdentifier": "6496", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "Higuchi,  Keiichi", "creatorNameLang": "en"}], "nameIdentifiers": [{"nameIdentifier": "6497", "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": "2015-09-24"}], "displaytype": "detail", "download_preview_message": "", "file_order": 0, "filename": "Hereditary_cataract_Nakano_mouse.pdf", "filesize": [{"value": "938.9 kB"}], "format": "application/pdf", "future_date_message": "", "is_thumbnail": false, "licensetype": "license_note", "mimetype": "application/pdf", "size": 938900.0, "url": {"label": "Hereditary_cataract_Nakano_mouse.pdf", "url": "https://soar-ir.repo.nii.ac.jp/record/3707/files/Hereditary_cataract_Nakano_mouse.pdf"}, "version_id": "97115a4d-64ae-4373-bbfa-c032d9a7fbfe"}]}, "item_keyword": {"attribute_name": "キーワード", "attribute_value_mlt": [{"subitem_subject": "cataract", "subitem_subject_scheme": "Other"}, {"subitem_subject": "mouse model", "subitem_subject_scheme": "Other"}, {"subitem_subject": "gene cloning", "subitem_subject_scheme": "Other"}, {"subitem_subject": "mutation", "subitem_subject_scheme": "Other"}, {"subitem_subject": "coproporphyrin", "subitem_subject_scheme": "Other"}]}, "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": "Hereditary cataract of the Nakano mouse: Involvement of a hypomorphic mutation in the coproporphyrinogen oxidase gene", "item_titles": {"attribute_name": "タイトル", "attribute_value_mlt": [{"subitem_title": "Hereditary cataract of the Nakano mouse: Involvement of a hypomorphic mutation in the coproporphyrinogen oxidase gene", "subitem_title_language": "en"}]}, "item_type_id": "6", "owner": "1", "path": ["462"], "permalink_uri": "http://hdl.handle.net/10091/17632", "pubdate": {"attribute_name": "PubDate", "attribute_value": "2014-06-20"}, "publish_date": "2014-06-20", "publish_status": "0", "recid": "3707", "relation": {}, "relation_version_is_last": true, "title": ["Hereditary cataract of the Nakano mouse: Involvement of a hypomorphic mutation in the coproporphyrinogen oxidase gene"], "weko_shared_id": -1}