{"created":"2023-06-20T15:47:53.386883+00:00","id":2412,"links":{},"metadata":{"_buckets":{"deposit":"1e234bec-5859-4cc5-8b77-ff753cd4a171"},"_deposit":{"created_by":4,"id":"2412","owners":[4],"pid":{"revision_id":0,"type":"depid","value":"2412"},"status":"published"},"_oai":{"id":"oai:hama-med.repo.nii.ac.jp:00002412","sets":["1:11"]},"author_link":[],"item_3_biblio_info_5":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1994-01-24","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"5","bibliographicPageEnd":"682","bibliographicPageStart":"673","bibliographicVolumeNumber":"35","bibliographic_titles":[{"bibliographic_title":"Japanese Heart Journal"}]}]},"item_3_description_9":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"We measured [Ca2+]i of guinea pig and rat myocytes with Ca2+ waves, using fura-2 fluorescence image processing. In guinea pig myocytes, Ca2+ waves were absent during the control perfusion period, but could be induced by the addition of strophanthidin (100μM) or sodium cyanide (NaCN: 2mM) to the perfusate. The [Ca2+]i increased from the control values of 69±5nM and 46±2nM, to 263±9 (p<0.05 vs. control) nM and 225±20 (p<0.05) nM, respectively, when cells exhibited Ca2+ waves. Although 13% (16 of 121) of the rat myocytes displayed Ca2+ waves during the control perfusion, the [Ca2+]i with Ca2+ waves (56±9nM) did not differ from [Ca2+]i in the absence of Ca2+ waves (54±3nM). Ca2+ waves were induced by the perfusion with a high Ca2+ solution (24.5μM) or NaCN (2μM), and [Ca2+]i increased from the control values of 67±11nM and 74±5nM, to 231±41 (p<0.05 vs. control) nM and 266±64nM, respectively, when cells exhibited Ca2+ waves. The Ca2+ waves were abolished by the removal of extracellular Ca2+, or by the perfusion with ryanodine (10μM) or caffeine (20mM). In conclusion, it was shown that Ca2+ waves were due to oscillatory Ca2+ release and that the absolute value of [Ca2+]i is important for the appearance of Ca2+ waves in guinea pig and rat myocytes. However, some rat myocytes with a control [Ca2+]i level exhibited spontaneous Ca2+ waves during the control perfusion, showing a species difference in the susceptibility to oscillatory Ca2+ release from the sarcoplasmic reticulum.(Jpn Heart J 35: 673-682, 1994)","subitem_description_type":"Abstract"}]},"item_3_publisher_6":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"International Heart Journal Association"}]},"item_3_relation_28":{"attribute_name":"出版社DOI","attribute_value_mlt":[{"subitem_relation_type":"isIdenticalTo","subitem_relation_type_id":{"subitem_relation_type_id_text":"10.1536/ihj.35.673","subitem_relation_type_select":"DOI"}}]},"item_3_rights_7":{"attribute_name":"権利","attribute_value_mlt":[{"subitem_rights":"by International Heart Journal Association"}]},"item_3_source_id_19":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"00214868","subitem_source_identifier_type":"ISSN"}]},"item_3_source_id_20":{"attribute_name":"EISSN","attribute_value_mlt":[{"subitem_source_identifier":"1348673X","subitem_source_identifier_type":"ISSN"}]},"item_3_version_type_32":{"attribute_name":"著者版フラグ","attribute_value_mlt":[{"subitem_version_resource":"http://purl.org/coar/version/c_970fb48d4fbd8a85","subitem_version_type":"VoR"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Hayashi, Hideharu"}]},{"creatorNames":[{"creatorName":"Miyata, Haruo"}]},{"creatorNames":[{"creatorName":"Terada, Hajime"}]},{"creatorNames":[{"creatorName":"Satoh, Hiroshi"}]},{"creatorNames":[{"creatorName":"Katoh, Hideki"}]},{"creatorNames":[{"creatorName":"Nakamura, Takurou"}]},{"creatorNames":[{"creatorName":"Kobayashi, Akira"}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2018-08-27"}],"displaytype":"detail","filename":"JHeartJ-35-673.pdf","filesize":[{"value":"1.5 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"JHeartJ-35-673.pdf","url":"https://hama-med.repo.nii.ac.jp/record/2412/files/JHeartJ-35-673.pdf"},"version_id":"f9dc2558-630a-44cd-9412-449f7a69d8cf"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"Fluorescence digital processing","subitem_subject_scheme":"Other"},{"subitem_subject":"Oscillatory Ca2+ release","subitem_subject_scheme":"Other"},{"subitem_subject":"Sarcoplasmic reticulum","subitem_subject_scheme":"Other"},{"subitem_subject":"Species difference","subitem_subject_scheme":"Other"},{"subitem_subject":"Fura-2","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":"Ca2+ Waves and Intracellular Ca2+ Concentration in Guinea Pig and Rat Myocytes","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Ca2+ Waves and Intracellular Ca2+ Concentration in Guinea Pig and Rat Myocytes","subitem_title_language":"en"}]},"item_type_id":"3","owner":"4","path":["11"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2013-08-27"},"publish_date":"2013-08-27","publish_status":"0","recid":"2412","relation_version_is_last":true,"title":["Ca2+ Waves and Intracellular Ca2+ Concentration in Guinea Pig and Rat Myocytes"],"weko_creator_id":"4","weko_shared_id":-1},"updated":"2023-08-02T05:01:39.735114+00:00"}