{"id":"https://openalex.org/A5111938262","orcid":null,"observed_orcids":[],"display_name":"Kazumasa Hasegawa","raw_author_names":["Kazumasa Hasegawa"],"full_name":"Kazumasa HASEGAWA","works_count":19,"cited_by_count":454,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":8,"i10_index":7},"ids":{"openalex":"https://openalex.org/A5111938262","orcid":null,"observed_orcids":[]},"affiliations":[{"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":[2019,2015,2010]},{"institution":{"id":"https://openalex.org/I25998863","ror":"https://ror.org/01ytgve10","display_name":"Kyoto Pharmaceutical University","country_code":"JP","type":"education","lineage":["https://openalex.org/I25998863"]},"years":[2012]},{"institution":{"id":"https://openalex.org/I2802592688","ror":"https://ror.org/0586k5242","display_name":"Kirin (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I2802592688"]},"years":[2023,2008,2005]},{"institution":{"id":"https://openalex.org/I4210123591","ror":"https://ror.org/03wa1wy25","display_name":"Tottori University Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210123591"]},"years":[2011]},{"institution":{"id":"https://openalex.org/I4405274001","ror":"https://ror.org/00vm6vn72","display_name":"Kirin Brewery Company, Limited (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I4405274001"]},"years":[2005]}],"last_known_institutions":[{"id":"https://openalex.org/I2802592688","ror":"https://ror.org/0586k5242","display_name":"Kirin (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I2802592688"]}],"topics":[{"id":"https://openalex.org/T10422","display_name":"Angiogenesis and VEGF in Cancer","count":9,"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/T10274","display_name":"Heterocyclic Compound Synthesis and Bioactivity","count":4,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11016","display_name":"Monoclonal and Polyclonal Antibodies Research","count":4,"subfield":{"id":"https://openalex.org/subfields/2403","display_name":"Immunology"},"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/T10253","display_name":"Sarcoma Diagnosis and Treatment","count":3,"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/T11469","display_name":"Lymphatic System and Diseases","count":3,"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"}}],"topic_share":[{"id":"https://openalex.org/T12278","display_name":"Vascular Tumors and Angiosarcomas","value":5.87e-05,"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/T13037","display_name":"Piperaceae Chemical and Biological Studies","value":5.49e-05,"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/T10422","display_name":"Angiogenesis and VEGF in Cancer","value":4.09e-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/T11469","display_name":"Lymphatic System and Diseases","value":3.33e-05,"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/T11535","display_name":"Chemotherapy-induced cardiotoxicity and mitigation","value":1.95e-05,"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"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9171657562255859},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9127841591835022},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.6468892097473145},{"id":"502942594","wikidata":"https://www.wikidata.org/wiki/Q3421914","display_name":"Cancer research","score":0.6197565197944641},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.48461708426475525}],"counts_by_year":[{"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":1,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2008,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2010,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":1,"cited_by_count":27},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":16},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":34},{"year":2015,"works_count":1,"oa_works_count":0,"cited_by_count":26},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":27},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":20},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":17},{"year":2019,"works_count":1,"oa_works_count":1,"cited_by_count":30},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":25},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":25},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":28},{"year":2023,"works_count":7,"oa_works_count":7,"cited_by_count":23},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":25},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":16},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":11}],"display_name_alternatives":["Kazumasa Hasegawa"],"block_key":"k hasegawa","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111938262","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5111938262","updated_date":"2026-11-12T13:17:38","created_date":"2016-06-24T00:00:00"}
