{"id":"https://openalex.org/A5046902868","orcid":"https://orcid.org/0000-0002-4061-0802","observed_orcids":["https://orcid.org/0000-0002-4061-0802"],"display_name":"Osamu Nakagawasai","raw_author_names":["*Osamu Nakagawasai","Nakagawasai","Nakagawasai, O.","Nakagawasai, Osamu","O Nakagawasai","O. Nakagawasai","Osam Nakagawasai","Osamu NAKAGAWASAI","Osamu Nakagawasai"],"full_name":"Osamu Nakagawasai","works_count":173,"cited_by_count":3715,"summary_stats":{"2yr_mean_citedness":3.9523809523809526,"h_index":34,"i10_index":98},"ids":{"openalex":"https://openalex.org/A5046902868","orcid":"https://orcid.org/0000-0002-4061-0802","observed_orcids":["https://orcid.org/0000-0002-4061-0802"]},"affiliations":[{"institution":{"id":"https://openalex.org/I10091056","ror":"https://ror.org/02hwp6a56","display_name":"Kanazawa University","country_code":"JP","type":"education","lineage":["https://openalex.org/I10091056"]},"years":[2016]},{"institution":{"id":"https://openalex.org/I201537933","ror":"https://ror.org/01dq60k83","display_name":"Tohoku University","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]},"years":[2012]},{"institution":{"id":"https://openalex.org/I2799434747","ror":"https://ror.org/05dk2r620","display_name":"Douglas Mental Health University Institute","country_code":"CA","type":"healthcare","lineage":["https://openalex.org/I2799434747"]},"years":[2004]},{"institution":{"id":"https://openalex.org/I5023651","ror":"https://ror.org/01pxwe438","display_name":"McGill University","country_code":"CA","type":"education","lineage":["https://openalex.org/I5023651"]},"years":[2004]},{"institution":{"id":"https://openalex.org/I85324120","ror":"https://ror.org/0264zxa45","display_name":"Tohoku Medical and Pharmaceutical University","country_code":"JP","type":"education","lineage":["https://openalex.org/I85324120"]},"years":[2026,2025,2024,2023,2022,2021,2020,2019,2018,2017,2016,2015,2014,2010,2009,2007,2005,2004,2003,2002,2001,2000]},{"institution":{"id":"https://openalex.org/I96636082","ror":"https://ror.org/04h42fc75","display_name":"Meijo University","country_code":"JP","type":"education","lineage":["https://openalex.org/I96636082"]},"years":[2001]}],"last_known_institutions":[{"id":"https://openalex.org/I85324120","ror":"https://ror.org/0264zxa45","display_name":"Tohoku Medical and Pharmaceutical University","country_code":"JP","type":"education","lineage":["https://openalex.org/I85324120"]}],"topics":[{"id":"https://openalex.org/T10056","display_name":"Neurotransmitter Receptor Influence on Behavior","count":53,"subfield":{"id":"https://openalex.org/subfields/2804","display_name":"Cellular and Molecular Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10196","display_name":"Pain Mechanisms and Treatments","count":53,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10077","display_name":"Neuroscience and Neuropharmacology Research","count":41,"subfield":{"id":"https://openalex.org/subfields/2804","display_name":"Cellular and Molecular Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11071","display_name":"Treatment of Major Depression","count":34,"subfield":{"id":"https://openalex.org/subfields/2736","display_name":"Pharmacology (medical)"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10814","display_name":"Neuropeptides and Animal Physiology","count":29,"subfield":{"id":"https://openalex.org/subfields/2804","display_name":"Cellular and Molecular Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11337","display_name":"Tryptophan and brain disorders","value":0.0002232,"subfield":{"id":"https://openalex.org/subfields/2803","display_name":"Biological Psychiatry"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T14194","display_name":"Bioactive Compounds in Plants","value":0.0001858,"subfield":{"id":"https://openalex.org/subfields/3004","display_name":"Pharmacology"},"field":{"id":"https://openalex.org/fields/30","display_name":"Pharmacology, Toxicology and Pharmaceutics"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T13047","display_name":"Pharmacological Receptor Mechanisms and Effects","value":0.0001845,"subfield":{"id":"https://openalex.org/subfields/3004","display_name":"Pharmacology"},"field":{"id":"https://openalex.org/fields/30","display_name":"Pharmacology, Toxicology and Pharmaceutics"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10196","display_name":"Pain Mechanisms and Treatments","value":0.000153,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T13551","display_name":"Biochemical effects in animals","value":0.0001422,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9555000066757202},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9507088661193848},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.7559053897857666},{"id":"134018914","wikidata":"https://www.wikidata.org/wiki/Q162606","display_name":"Endocrinology","score":0.7532554268836975},{"id":"170493617","wikidata":"https://www.wikidata.org/wiki/Q208467","display_name":"Receptor","score":0.7262303233146667}],"counts_by_year":[{"year":1996,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1997,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1998,"works_count":6,"oa_works_count":2,"cited_by_count":0},{"year":1999,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2000,"works_count":12,"oa_works_count":4,"cited_by_count":0},{"year":2001,"works_count":8,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":8,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":5,"oa_works_count":2,"cited_by_count":0},{"year":2006,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":2007,"works_count":6,"oa_works_count":2,"cited_by_count":0},{"year":2008,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2009,"works_count":6,"oa_works_count":2,"cited_by_count":0},{"year":2010,"works_count":7,"oa_works_count":2,"cited_by_count":0},{"year":2011,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":2012,"works_count":3,"oa_works_count":2,"cited_by_count":125},{"year":2013,"works_count":9,"oa_works_count":4,"cited_by_count":190},{"year":2014,"works_count":4,"oa_works_count":1,"cited_by_count":164},{"year":2015,"works_count":3,"oa_works_count":1,"cited_by_count":152},{"year":2016,"works_count":3,"oa_works_count":1,"cited_by_count":137},{"year":2017,"works_count":2,"oa_works_count":0,"cited_by_count":143},{"year":2018,"works_count":11,"oa_works_count":8,"cited_by_count":146},{"year":2019,"works_count":7,"oa_works_count":3,"cited_by_count":148},{"year":2020,"works_count":11,"oa_works_count":4,"cited_by_count":263},{"year":2021,"works_count":4,"oa_works_count":3,"cited_by_count":246},{"year":2022,"works_count":6,"oa_works_count":6,"cited_by_count":238},{"year":2023,"works_count":5,"oa_works_count":5,"cited_by_count":233},{"year":2024,"works_count":6,"oa_works_count":4,"cited_by_count":224},{"year":2025,"works_count":10,"oa_works_count":4,"cited_by_count":236},{"year":2026,"works_count":5,"oa_works_count":2,"cited_by_count":183}],"display_name_alternatives":["*Osamu Nakagawasai","Nakagawasai","Nakagawasai, O.","Nakagawasai, Osamu","O Nakagawasai","O. Nakagawasai","Osam Nakagawasai","Osamu NAKAGAWASAI","Osamu Nakagawasai"],"block_key":"o nakagawasai","works_api_url":"https://api.openalex.org/works?filter=author.id:A5046902868","awards_count":9,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5046902868","updated_date":"2026-11-12T13:17:38","created_date":"2016-06-24T00:00:00"}