{"id":"https://openalex.org/A5111967086","orcid":null,"observed_orcids":[],"display_name":"Kazuhiko Nagao","raw_author_names":["K Nagao","K. Nagao","KAZUHIKO NAGAO","Kazuhiko NAGAO","Kazuhiko Nagao","k. nagao"],"full_name":"KAZUHIKO NAGAO","works_count":62,"cited_by_count":900,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":15,"i10_index":16},"ids":{"openalex":"https://openalex.org/A5111967086","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I114531698","ror":"https://ror.org/0112mx960","display_name":"Tokyo Institute of Technology","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698","https://openalex.org/I4400009020"]},"years":[1989]},{"institution":{"id":"https://openalex.org/I141882310","ror":"https://ror.org/01h7cca57","display_name":"Sapporo Medical University","country_code":"JP","type":"education","lineage":["https://openalex.org/I141882310"]},"years":[2017,1998,1996,1995,1993,1991]},{"institution":{"id":"https://openalex.org/I149251103","ror":"https://ror.org/00ysqcn41","display_name":"Thomas Jefferson University","country_code":"US","type":"education","lineage":["https://openalex.org/I149251103"]},"years":[2004]},{"institution":{"id":"https://openalex.org/I190901012","ror":"https://ror.org/008mems69","display_name":"National Institute of Technology, Yuge College","country_code":"JP","type":"education","lineage":["https://openalex.org/I190901012","https://openalex.org/I4210120810"]},"years":[2021,2020,2017,2016,2003]},{"institution":{"id":"https://openalex.org/I205349734","ror":"https://ror.org/02e16g702","display_name":"Hokkaido University","country_code":"JP","type":"education","lineage":["https://openalex.org/I205349734"]},"years":[1994,1993,1992,1991]},{"institution":{"id":"https://openalex.org/I4210113434","ror":"https://ror.org/01x18vk56","display_name":"Sir Ganga Ram Hospital","country_code":"IN","type":"healthcare","lineage":["https://openalex.org/I4210113434"]},"years":[2018]},{"institution":{"id":"https://openalex.org/I4210135707","ror":"https://ror.org/02sv2ex42","display_name":"KLE Society Hospital","country_code":"IN","type":"healthcare","lineage":["https://openalex.org/I4210135707"]},"years":[2018]},{"institution":{"id":"https://openalex.org/I4210139260","ror":"https://ror.org/050r8mq79","display_name":"Thrombosis Research Institute","country_code":"GB","type":"nonprofit","lineage":["https://openalex.org/I4210139260"]},"years":[2019]},{"institution":{"id":"https://openalex.org/I4210141669","ror":"https://ror.org/0419drx70","display_name":"Hokkaido University Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210141669"]},"years":[1993]},{"institution":{"id":"https://openalex.org/I4210148786","ror":"https://ror.org/05pm71w80","display_name":"Pfizer (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I180857899","https://openalex.org/I4210148786"]},"years":[2009]},{"institution":{"id":"https://openalex.org/I45129253","ror":"https://ror.org/02jx3x895","display_name":"University College London","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I45129253"]},"years":[2019]},{"institution":{"id":"https://openalex.org/I96036126","ror":"https://ror.org/02cgss904","display_name":"Kumamoto University","country_code":"JP","type":"education","lineage":["https://openalex.org/I96036126"]},"years":[2010,2001,1998,1996,1995,1993,1992]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10252","display_name":"Microbial Natural Products and Biosynthesis","count":12,"subfield":{"id":"https://openalex.org/subfields/2402","display_name":"Applied Microbiology and Biotechnology"},"field":{"id":"https://openalex.org/fields/24","display_name":"Immunology and Microbiology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10372","display_name":"Cardiac Imaging and Diagnostics","count":11,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"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/T10821","display_name":"Cardiovascular Function and Risk Factors","count":8,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"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/T10172","display_name":"Cardiac Valve Diseases and Treatments","count":7,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"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/T10065","display_name":"Atrial Fibrillation Management and Outcomes","count":5,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11845","display_name":"Cancer therapeutics and mechanisms","value":3.19e-05,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12356","display_name":"Bioactive Compounds and Antitumor Agents","value":3.01e-05,"subfield":{"id":"https://openalex.org/subfields/3005","display_name":"Toxicology"},"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/T11622","display_name":"Maritime Navigation and Safety","value":2.97e-05,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10252","display_name":"Microbial Natural Products and Biosynthesis","value":2.77e-05,"subfield":{"id":"https://openalex.org/subfields/2402","display_name":"Applied Microbiology and Biotechnology"},"field":{"id":"https://openalex.org/fields/24","display_name":"Immunology and Microbiology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11780","display_name":"Rabies epidemiology and control","value":2.73e-05,"subfield":{"id":"https://openalex.org/subfields/2406","display_name":"Virology"},"field":{"id":"https://openalex.org/fields/24","display_name":"Immunology and Microbiology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9902637004852295},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9130635857582092},{"id":"164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","score":0.8393023014068604},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.8304890394210815},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.8139835000038147}],"counts_by_year":[{"year":1955,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1989,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1990,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":1992,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":1994,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":1996,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":5,"oa_works_count":5,"cited_by_count":0},{"year":2001,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2005,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":2007,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2008,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2010,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":44},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":31},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":54},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":43},{"year":2016,"works_count":1,"oa_works_count":1,"cited_by_count":42},{"year":2017,"works_count":3,"oa_works_count":1,"cited_by_count":40},{"year":2018,"works_count":1,"oa_works_count":1,"cited_by_count":34},{"year":2019,"works_count":2,"oa_works_count":1,"cited_by_count":21},{"year":2020,"works_count":3,"oa_works_count":2,"cited_by_count":43},{"year":2021,"works_count":4,"oa_works_count":1,"cited_by_count":43},{"year":2022,"works_count":1,"oa_works_count":1,"cited_by_count":38},{"year":2023,"works_count":1,"oa_works_count":1,"cited_by_count":40},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":37},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":24},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":15}],"display_name_alternatives":["K Nagao","K. Nagao","KAZUHIKO NAGAO","Kazuhiko NAGAO","Kazuhiko Nagao","k. nagao"],"block_key":"k nagao","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111967086","awards_count":2,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5111967086","updated_date":"2026-11-10T14:30:39","created_date":"2016-06-24T00:00:00"}