{"id":"https://openalex.org/A5048419184","orcid":"https://orcid.org/0000-0002-7542-6247","observed_orcids":["https://orcid.org/0000-0002-7542-6247"],"display_name":"Matsuhiko Hayashi","raw_author_names":["Hayashi, Matsuhiko","M Hayashi","M. HAYASHI","M. Hayashi","M., Hayashi","MATSUHIKO HAYASHI","Matsuhiko HAYASHI","Matsuhiko Hayashi"],"full_name":"Hayashi, Matsuhiko","works_count":275,"cited_by_count":9105,"summary_stats":{"2yr_mean_citedness":8.0,"h_index":52,"i10_index":148},"ids":{"openalex":"https://openalex.org/A5048419184","orcid":"https://orcid.org/0000-0002-7542-6247","observed_orcids":["https://orcid.org/0000-0002-7542-6247"]},"affiliations":[{"institution":{"id":"https://openalex.org/I108290504","ror":"https://ror.org/03ad39j10","display_name":"University of Pisa","country_code":"IT","type":"education","lineage":["https://openalex.org/I108290504"]},"years":[1999]},{"institution":{"id":"https://openalex.org/I119182057","ror":"https://ror.org/04mzk4q39","display_name":"SHOWA Medical University","country_code":"JP","type":"education","lineage":["https://openalex.org/I119182057"]},"years":[1998,1997]},{"institution":{"id":"https://openalex.org/I126307644","ror":"https://ror.org/036jqmy94","display_name":"University of Iowa","country_code":"US","type":"education","lineage":["https://openalex.org/I126307644"]},"years":[1989,1988]},{"institution":{"id":"https://openalex.org/I1319490839","ror":"https://ror.org/048rj2z13","display_name":"Ministry of Education, Culture, Sports, Science and Technology","country_code":"JP","type":"government","lineage":["https://openalex.org/I1319490839"]},"years":[2004]},{"institution":{"id":"https://openalex.org/I135310074","ror":"https://ror.org/01y2jtd41","display_name":"University of Wisconsin\u2013Madison","country_code":"US","type":"education","lineage":["https://openalex.org/I135310074"]},"years":[1997]},{"institution":{"id":"https://openalex.org/I200719446","ror":"https://ror.org/02vm5rt34","display_name":"Vanderbilt University","country_code":"US","type":"education","lineage":["https://openalex.org/I200719446"]},"years":[2006]},{"institution":{"id":"https://openalex.org/I201933988","ror":"https://ror.org/04j7mzp05","display_name":"Kagawa University","country_code":"JP","type":"education","lineage":["https://openalex.org/I201933988"]},"years":[2006]},{"institution":{"id":"https://openalex.org/I203951103","ror":"https://ror.org/02kn6nx58","display_name":"Keio University","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]},"years":[2024,2023,2022,2021,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011,2010,2009,2008,2007,2006,2005,2004,2003,2002,2001,2000,1999,1998,1997,1996,1995,1994,1993,1992,1991,1984,1983,1981,1980,1979]},{"institution":{"id":"https://openalex.org/I205823427","ror":"https://ror.org/000wej815","display_name":"Kyowa Kirin (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I205823427"]},"years":[1998]},{"institution":{"id":"https://openalex.org/I2799950917","ror":"https://ror.org/04wc5jk96","display_name":"Montreal Children's Hospital","country_code":"CA","type":"healthcare","lineage":["https://openalex.org/I2799950917"]},"years":[1998]},{"institution":{"id":"https://openalex.org/I40120149","ror":"https://ror.org/052gg0110","display_name":"University of Oxford","country_code":"GB","type":"education","lineage":["https://openalex.org/I40120149"]},"years":[2023]},{"institution":{"id":"https://openalex.org/I40347166","ror":"https://ror.org/024mw5h28","display_name":"University of Chicago","country_code":"US","type":"education","lineage":["https://openalex.org/I40347166"]},"years":[1992,1988]},{"institution":{"id":"https://openalex.org/I4210086780","ror":"https://ror.org/00097mb19","display_name":"Japan Science and Technology Agency","country_code":"JP","type":"government","lineage":["https://openalex.org/I1319490839","https://openalex.org/I4210086780"]},"years":[2005]},{"institution":{"id":"https://openalex.org/I4210107168","ror":"https://ror.org/01k8ej563","display_name":"Keio University Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210107168"]},"years":[2018,2017,2015,2012,2011,2010,2009,2008,2007,2006,2005,2003,1993]},{"institution":{"id":"https://openalex.org/I4210111404","ror":"https://ror.org/01v55qb38","display_name":"National Cerebral and Cardiovascular Center","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210111404"]},"years":[1984]},{"institution":{"id":"https://openalex.org/I4210115012","ror":"https://ror.org/027qqek76","display_name":"Japanese Society for Dialysis Therapy","country_code":"JP","type":"other","lineage":["https://openalex.org/I4210115012"]},"years":[2019,2017]},{"institution":{"id":"https://openalex.org/I4210129756","ror":"https://ror.org/0346ycw92","display_name":"Saiseikai Central Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210129756"]},"years":[2018]},{"institution":{"id":"https://openalex.org/I4210135297","ror":"https://ror.org/033sspj46","display_name":"Kagawa University Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I201933988","https://openalex.org/I4210135297"]},"years":[2006]},{"institution":{"id":"https://openalex.org/I4210142782","ror":"https://ror.org/0431j1t39","display_name":"University of Iowa Health Care","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I126307644","https://openalex.org/I4210142782"]},"years":[1988]},{"institution":{"id":"https://openalex.org/I42405503","ror":"https://ror.org/024exxj48","display_name":"Gifu University","country_code":"JP","type":"education","lineage":["https://openalex.org/I42405503"]},"years":[2006]},{"institution":{"id":"https://openalex.org/I4387153988","ror":"https://ror.org/01p4s0142","display_name":"MRC Population Health Research Unit","country_code":"GB","type":"facility","lineage":["https://openalex.org/I40120149","https://openalex.org/I4210087105","https://openalex.org/I4387153988","https://openalex.org/I90344618"]},"years":[2023]},{"institution":{"id":"https://openalex.org/I4405256160","ror":"https://ror.org/03v84dj52","display_name":"Kawakita General Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4405256160"]},"years":[2025,2021]},{"institution":{"id":"https://openalex.org/I4405286826","ror":"https://ror.org/0376e0j29","display_name":"Institute of Medical Science, The University of Tokyo","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405286826","https://openalex.org/I74801974"]},"years":[1998]},{"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":[1998]},{"institution":{"id":"https://openalex.org/I74801974","ror":"https://ror.org/057zh3y96","display_name":"The University of Tokyo","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]},"years":[2006,2005,1998]},{"institution":{"id":"https://openalex.org/I8588240","ror":"https://ror.org/04zb31v77","display_name":"Saitama Medical University","country_code":"JP","type":"education","lineage":["https://openalex.org/I8588240"]},"years":[2005]},{"institution":{"id":"https://openalex.org/I87531838","ror":"https://ror.org/01gaw2478","display_name":"Teikyo University","country_code":"JP","type":"education","lineage":["https://openalex.org/I87531838"]},"years":[2015,2000]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10408","display_name":"Chronic Kidney Disease and Diabetes","count":65,"subfield":{"id":"https://openalex.org/subfields/2727","display_name":"Nephrology"},"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/T11001","display_name":"Renin-Angiotensin System Studies","count":64,"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/T11029","display_name":"Renal Diseases and Glomerulopathies","count":43,"subfield":{"id":"https://openalex.org/subfields/2727","display_name":"Nephrology"},"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/T10724","display_name":"Ion Transport and Channel Regulation","count":38,"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/T10516","display_name":"Parathyroid Disorders and Treatments","count":36,"subfield":{"id":"https://openalex.org/subfields/2727","display_name":"Nephrology"},"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/T13426","display_name":"Kruppel-like factors research","value":0.0007454,"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/T14364","display_name":"Clusterin in disease pathology","value":0.0002922,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"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/T11001","display_name":"Renin-Angiotensin System Studies","value":0.0002741,"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/T12840","display_name":"Renal function and acid-base balance","value":0.0002477,"subfield":{"id":"https://openalex.org/subfields/2727","display_name":"Nephrology"},"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/T12910","display_name":"Eicosanoids and Hypertension Pharmacology","value":0.0001793,"subfield":{"id":"https://openalex.org/subfields/1303","display_name":"Biochemistry"},"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"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9894869327545166},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.9290896058082581},{"id":"134018914","wikidata":"https://www.wikidata.org/wiki/Q162606","display_name":"Endocrinology","score":0.914219856262207},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.8419294953346252},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.7225319743156433}],"counts_by_year":[{"year":1979,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1980,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1981,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1982,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1983,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1984,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1985,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1988,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1989,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":4,"oa_works_count":3,"cited_by_count":0},{"year":1992,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1993,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":1994,"works_count":4,"oa_works_count":3,"cited_by_count":0},{"year":1995,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":1997,"works_count":8,"oa_works_count":3,"cited_by_count":0},{"year":1998,"works_count":13,"oa_works_count":5,"cited_by_count":0},{"year":1999,"works_count":9,"oa_works_count":3,"cited_by_count":0},{"year":2000,"works_count":16,"oa_works_count":3,"cited_by_count":0},{"year":2001,"works_count":11,"oa_works_count":5,"cited_by_count":0},{"year":2002,"works_count":18,"oa_works_count":6,"cited_by_count":0},{"year":2003,"works_count":10,"oa_works_count":5,"cited_by_count":0},{"year":2004,"works_count":12,"oa_works_count":9,"cited_by_count":0},{"year":2005,"works_count":12,"oa_works_count":6,"cited_by_count":0},{"year":2006,"works_count":8,"oa_works_count":2,"cited_by_count":0},{"year":2007,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":2008,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":2009,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":2010,"works_count":6,"oa_works_count":5,"cited_by_count":0},{"year":2011,"works_count":7,"oa_works_count":4,"cited_by_count":0},{"year":2012,"works_count":10,"oa_works_count":7,"cited_by_count":432},{"year":2013,"works_count":12,"oa_works_count":6,"cited_by_count":367},{"year":2014,"works_count":9,"oa_works_count":5,"cited_by_count":402},{"year":2015,"works_count":14,"oa_works_count":8,"cited_by_count":374},{"year":2016,"works_count":12,"oa_works_count":8,"cited_by_count":331},{"year":2017,"works_count":9,"oa_works_count":4,"cited_by_count":320},{"year":2018,"works_count":10,"oa_works_count":6,"cited_by_count":278},{"year":2019,"works_count":3,"oa_works_count":2,"cited_by_count":304},{"year":2020,"works_count":2,"oa_works_count":2,"cited_by_count":376},{"year":2021,"works_count":3,"oa_works_count":0,"cited_by_count":379},{"year":2022,"works_count":1,"oa_works_count":0,"cited_by_count":346},{"year":2023,"works_count":6,"oa_works_count":6,"cited_by_count":332},{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":374},{"year":2025,"works_count":2,"oa_works_count":2,"cited_by_count":385},{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":336}],"display_name_alternatives":["Hayashi, Matsuhiko","M Hayashi","M. HAYASHI","M. Hayashi","M., Hayashi","MATSUHIKO HAYASHI","Matsuhiko HAYASHI","Matsuhiko Hayashi"],"block_key":"m hayashi","works_api_url":"https://api.openalex.org/works?filter=author.id:A5048419184","awards_count":8,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5048419184","updated_date":"2026-11-12T13:17:38","created_date":"2016-06-24T00:00:00"}
