{"id":"https://openalex.org/A5110080565","orcid":null,"observed_orcids":[],"display_name":"Dan Sikkema","raw_author_names":["D J Sikkema","D Sikkema","D. Sikkema","Dan Sikkema"],"full_name":"Dan Sikkema","works_count":11,"cited_by_count":473,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":9,"i10_index":9},"ids":{"openalex":"https://openalex.org/A5110080565","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I1285764155","ror":"https://ror.org/02891sr49","display_name":"Merck & Co., Inc., Rahway, NJ, USA (United States)","country_code":"US","type":"company","lineage":["https://openalex.org/I1285764155"]},"years":[2008]},{"institution":{"id":"https://openalex.org/I143302722","ror":"https://ror.org/02k3smh20","display_name":"University of Kentucky","country_code":"US","type":"education","lineage":["https://openalex.org/I143302722"]},"years":[1993]},{"institution":{"id":"https://openalex.org/I188950975","ror":"https://ror.org/01xsqw823","display_name":"GlaxoSmithKline (United Kingdom)","country_code":"GB","type":"company","lineage":["https://openalex.org/I188950975"]},"years":[2020,2017,2016]},{"institution":{"id":"https://openalex.org/I4210114143","ror":"https://ror.org/025vn3989","display_name":"GlaxoSmithKline (United States)","country_code":"US","type":"company","lineage":["https://openalex.org/I188950975","https://openalex.org/I4210114143"]},"years":[2020,2016,2015,2011]},{"institution":{"id":"https://openalex.org/I4210116287","ror":"https://ror.org/02c13hn95","display_name":"Quanterix (United States)","country_code":"US","type":"company","lineage":["https://openalex.org/I4210116287"]},"years":[2020,2018]}],"last_known_institutions":[{"id":"https://openalex.org/I188950975","ror":"https://ror.org/01xsqw823","display_name":"GlaxoSmithKline (United Kingdom)","country_code":"GB","type":"company","lineage":["https://openalex.org/I188950975"]},{"id":"https://openalex.org/I4210114143","ror":"https://ror.org/025vn3989","display_name":"GlaxoSmithKline (United States)","country_code":"US","type":"company","lineage":["https://openalex.org/I188950975","https://openalex.org/I4210114143"]},{"id":"https://openalex.org/I4210116287","ror":"https://ror.org/02c13hn95","display_name":"Quanterix (United States)","country_code":"US","type":"company","lineage":["https://openalex.org/I4210116287"]}],"topics":[{"id":"https://openalex.org/T11016","display_name":"Monoclonal and Polyclonal Antibodies Research","count":7,"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/T12255","display_name":"Biosimilars and Bioanalytical Methods","count":7,"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/T10137","display_name":"Multiple Sclerosis Research Studies","count":3,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Clinical Neurology"},"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/T10051","display_name":"Asthma and respiratory diseases","count":2,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory 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/T10120","display_name":"Bacterial Genetics and Biotechnology","count":2,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"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/T12255","display_name":"Biosimilars and Bioanalytical Methods","value":8.19e-05,"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/T12232","display_name":"Yersinia bacterium, plague, ectoparasites research","value":4.6e-05,"subfield":{"id":"https://openalex.org/subfields/2725","display_name":"Infectious Diseases"},"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/T11016","display_name":"Monoclonal and Polyclonal Antibodies Research","value":2.03e-05,"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/T11515","display_name":"Bacillus and Francisella bacterial research","value":1.32e-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/T10137","display_name":"Multiple Sclerosis Research Studies","value":1.21e-05,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Clinical Neurology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"x_concepts":[{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.8397935628890991},{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.7119535207748413},{"id":"159654299","wikidata":"https://www.wikidata.org/wiki/Q79460","display_name":"Antibody","score":0.6791454553604126},{"id":"203014093","wikidata":"https://www.wikidata.org/wiki/Q101929","display_name":"Immunology","score":0.5188580751419067},{"id":"104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","score":0.22800388932228088}],"counts_by_year":[{"year":1987,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1993,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2008,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2011,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2015,"works_count":2,"oa_works_count":1,"cited_by_count":3},{"year":2016,"works_count":2,"oa_works_count":1,"cited_by_count":10},{"year":2017,"works_count":1,"oa_works_count":1,"cited_by_count":20},{"year":2018,"works_count":1,"oa_works_count":1,"cited_by_count":37},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":42},{"year":2020,"works_count":1,"oa_works_count":1,"cited_by_count":60},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":40},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":35},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":34},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":33},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":27},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":27}],"display_name_alternatives":["D J Sikkema","D Sikkema","D. Sikkema","Dan Sikkema"],"block_key":"d sikkema","works_api_url":"https://api.openalex.org/works?filter=author.id:A5110080565","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5110080565","updated_date":"2026-11-12T13:17:38","created_date":"2016-06-24T00:00:00"}
