{"created":"2023-05-15T14:38:02.340923+00:00","id":49072,"links":{},"metadata":{"_buckets":{"deposit":"6008d791-f1fa-4c74-9d46-767e54f89baf"},"_deposit":{"created_by":1,"id":"49072","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"49072"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00049072","sets":["1"]},"author_link":["847436","847429","847425","847448","847428","847445","847438","847439","847441","847440","847442","847426","847435","847434","847431","847444","847424","847427","847443","847447","847446","847423","847449","847450","847437","847433","847432","847430"],"item_8_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2018-05","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicPageStart":"8062","bibliographicVolumeNumber":"8","bibliographic_titles":[{"bibliographic_title":"Scientific Reports"}]}]},"item_8_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"Perceptual changes in shape, size, or color are observed in patients with derealization symptoms; however, the underlying neural and molecular mechanisms are not well understood. The current study explored the relationship between neural activity associated with altered colorfulness perception assessed by fMRI and striatal dopamine D receptor availability measured by [C]raclopride PET in healthy participants. Inside an fMRI scanner, participants performed the saturation adaptation task, where they rated how much vivid/faded visual objects looked like real/unreal ones using a visual analog scale. We found that participants experienced greater unreality when they perceived fadedness than vividness despite physically identical saturation. The combined fMRI and PET analyses revealed that the faded perception-related activities of the dorsolateral prefrontal and parietal cortex were positively correlated with striatal D receptor availability. This finding may help to understand the neuromolecular mechanisms of faded perception associated with feeling unreal in derealization symptoms.","subitem_description_type":"Abstract"}]},"item_8_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"Nature"}]},"item_8_relation_13":{"attribute_name":"PubMed番号","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"29795167","subitem_relation_type_select":"PMID"}}]},"item_8_relation_14":{"attribute_name":"DOI","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"10.1038/s41598-018-26382-9","subitem_relation_type_select":"DOI"}}]},"item_8_relation_17":{"attribute_name":"関連サイト","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"https://www.nature.com/articles/s41598-018-26382-9","subitem_relation_type_select":"URI"}}]},"item_8_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2045-2322","subitem_source_identifier_type":"ISSN"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata 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experience.","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Neuromolecular basis of faded perception associated with unreality experience."}]},"item_type_id":"8","owner":"1","path":["1"],"pubdate":{"attribute_name":"公開日","attribute_value":"2018-06-05"},"publish_date":"2018-06-05","publish_status":"0","recid":"49072","relation_version_is_last":true,"title":["Neuromolecular basis of faded perception associated with unreality experience."],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T22:33:34.537149+00:00"}