{"id":"https://openalex.org/A5111826379","orcid":null,"observed_orcids":[],"display_name":"Marie Ekstam Ljusegren","raw_author_names":["M E Ljusegren","M Ekstam Ljusegren","M. Ekstam Ljusegren","M.Ekstam Ljusegren","Marie Ekstam Ljusegren","MarieEkstam Ljusegren"],"full_name":"Marie Ekstam Ljusegren","works_count":13,"cited_by_count":132,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":7,"i10_index":6},"ids":{"openalex":"https://openalex.org/A5111826379","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I102134673","ror":"https://ror.org/05ynxx418","display_name":"Link\u00f6ping University","country_code":"SE","type":"education","lineage":["https://openalex.org/I102134673"]},"years":[1994,1993,1991,1990,1989,1988,1986]},{"institution":{"id":"https://openalex.org/I4210151885","ror":"https://ror.org/05h1aye87","display_name":"Link\u00f6ping University Hospital","country_code":"SE","type":"healthcare","lineage":["https://openalex.org/I4210151885"]},"years":[1987]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10155","display_name":"Nitric Oxide and Endothelin Effects","count":9,"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/T12434","display_name":"Phosphodiesterase function and regulation","count":8,"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/T14486","display_name":"Cardiovascular, Neuropeptides, and Oxidative Stress Research","count":7,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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/T11057","display_name":"Cardiac Ischemia and Reperfusion","count":4,"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/T11178","display_name":"Receptor Mechanisms and Signaling","count":3,"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"}}],"topic_share":[{"id":"https://openalex.org/T12434","display_name":"Phosphodiesterase function and regulation","value":0.00013,"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/T14486","display_name":"Cardiovascular, Neuropeptides, and Oxidative Stress Research","value":8.46e-05,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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/T10155","display_name":"Nitric Oxide and Endothelin Effects","value":3.01e-05,"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/T11057","display_name":"Cardiac Ischemia and Reperfusion","value":1.96e-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"}},{"id":"https://openalex.org/T11962","display_name":"Cardiac Fibrosis and Remodeling","value":1.59e-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":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.7617801427841187},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.6612445116043091},{"id":"134018914","wikidata":"https://www.wikidata.org/wiki/Q162606","display_name":"Endocrinology","score":0.6241517066955566},{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.473772794008255},{"id":"55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","score":0.4006481468677521}],"counts_by_year":[{"year":1986,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1988,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1989,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1990,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1993,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1994,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":1}],"display_name_alternatives":["M E Ljusegren","M Ekstam Ljusegren","M. Ekstam Ljusegren","M.Ekstam Ljusegren","Marie Ekstam Ljusegren","MarieEkstam Ljusegren"],"block_key":"m ljusegren","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111826379","awards_count":0,"updated_date":"2026-11-04T11:47:51","created_date":"2016-06-24T00:00:00"}