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The study measured hemodynamic responses in the medial frontopolar cortex (medial BA 10) to characterize how morphine and placebo attenuate neural responses to noxious stimuli.","owner_user_id":15,"status":"active","github_repo":"nemarDatasets/on005777","concept_doi":"10.82901/nemar.on005777","latest_version_doi":"10.82901/nemar.on005777.v1.0.0","created_at":"2026-06-18 14:01:15","updated_at":"2026-07-10 22:56:27","zenodo_concept_id":null,"is_sandbox":0,"visibility":"public","ezid_status":"public","enrichment_json":"{\n  \"version\": \"2.0\",\n  \"pipeline_stage\": \"validated\",\n  \"title\": \"Electrical_Morphine_Placebo_2018\",\n  \"license\": \"CC0\",\n  \"dataset_type\": \"raw\",\n  \"authors\": {\n    \"Peng, Ke\": {},\n    \"Yücel, Meryem\": {},\n    \"Steele, Sarah\": {},\n    \"Bittner, Edward\": {},\n    \"Aasted, Christopher\": {},\n    \"Hoeft, Mark\": {},\n    \"Lee, Arielle\": {},\n    \"George, Edward\": {},\n    \"Boas, David\": {},\n    \"Becerra, Lino\": {},\n    \"Borsook, David\": {}\n  },\n  \"related_identifiers\": [\n    {\n      \"identifier\": \"10.18112/openneuro.ds005777.v1.0.1\",\n      \"identifier_type\": \"DOI\",\n      \"relation_type\": \"IsDerivedFrom\"\n    },\n    {\n      \"identifier\": \"10.3389/fnhum.2018.00394\",\n      \"identifier_type\": \"DOI\",\n      \"relation_type\": \"References\"\n    },\n    {\n      \"identifier\": \"https://github.com/nemarDatasets/on005777\",\n      \"identifier_type\": \"URL\",\n      \"relation_type\": \"IsDescribedBy\"\n    },\n    {\n      \"identifier\": \"https://nemar.org/dataexplorer/detail?dataset_id=on005777\",\n      \"identifier_type\": \"URL\",\n      \"relation_type\": \"IsDescribedBy\"\n    }\n  ],\n  \"funding_references\": [\n    {\n      \"funder_name\": \"The Mayday Fund, New York\"\n    },\n    {\n      \"funder_name\": \"NIH\",\n      \"award_number\": \"1-R01-GM104986\"\n    },\n    {\n      \"funder_name\": \"NIH\",\n      \"award_number\": \"1-R01-GM122405\"\n    },\n    {\n      \"funder_name\": \"The Mayday Fund\"\n    }\n  ],\n  \"modalities\": [\n    \"nirs\"\n  ],\n  \"resource_type_specific\": \"fNIRS Dataset\",\n  \"sizes\": [\n    \"906.2 MB (114 files)\"\n  ],\n  \"formats\": [\n    \".json\",\n    \".md\",\n    \".snirf\",\n    \".tsv\",\n    \".yml\"\n  ],\n  \"description\": \"This dataset comprises functional near-infrared spectroscopy (fNIRS) neuroimaging data collected during a study investigating the neural mechanisms of morphine analgesia and placebo effects. Participants received painful electrical stimulation under three conditions: baseline, morphine administration, and placebo treatment. The study measured hemodynamic responses in the medial frontopolar cortex (medial BA 10) to characterize how morphine and placebo attenuate neural responses to noxious stimuli.\",\n  \"methods_description\": \"Functional near-infrared spectroscopy (fNIRS) was used to measure hemodynamic responses during painful electrical stimulation under baseline, morphine, and placebo conditions. 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