{"id":"https://openalex.org/A5111402905","orcid":null,"observed_orcids":[],"display_name":"Pirkko M\u00e4enp\u00e4\u00e4","raw_author_names":["M\u00e4enp\u00e4\u00e4 Pirkko","Pirkko Maenpaa","Pirkko Maenp\u00e4\u00e4","Pirkko Ma\u0308enpa\u0308a\u0308","Pirkko M\u00e4enp\u00e4\u00e4"],"full_name":"Pirkko Ma\u0308enpa\u0308a\u0308","works_count":51,"cited_by_count":1083,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":17,"i10_index":26},"ids":{"openalex":"https://openalex.org/A5111402905","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I155660961","ror":"https://ror.org/05vghhr25","display_name":"University of Turku","country_code":"FI","type":"education","lineage":["https://openalex.org/I155660961"]},"years":[2025,2023,2021,2020,2017,2015,2014,2012,2010,2009,2007,2006,2005,2003,2002,2001,2000,1999,1998,1997,1994,1990,1988,1987,1986]},{"institution":{"id":"https://openalex.org/I161593684","ror":"https://ror.org/05f0yaq80","display_name":"Stockholm University","country_code":"SE","type":"education","lineage":["https://openalex.org/I161593684"]},"years":[1989,1987]},{"institution":{"id":"https://openalex.org/I187531555","ror":"https://ror.org/012a77v79","display_name":"Lund University","country_code":"SE","type":"education","lineage":["https://openalex.org/I187531555"]},"years":[1987,1986]},{"institution":{"id":"https://openalex.org/I241749","ror":"https://ror.org/013meh722","display_name":"University of Cambridge","country_code":"GB","type":"education","lineage":["https://openalex.org/I241749"]},"years":[1997]}],"last_known_institutions":[{"id":"https://openalex.org/I155660961","ror":"https://ror.org/05vghhr25","display_name":"University of Turku","country_code":"FI","type":"education","lineage":["https://openalex.org/I155660961"]}],"topics":[{"id":"https://openalex.org/T10303","display_name":"Photosynthetic Processes and Mechanisms","count":34,"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/T10014","display_name":"Plant Stress Responses and Tolerance","count":11,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10120","display_name":"Bacterial Genetics and Biotechnology","count":10,"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"}},{"id":"https://openalex.org/T11626","display_name":"Metalloenzymes and iron-sulfur proteins","count":9,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11924","display_name":"Polyamine Metabolism and Applications","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"}}],"topic_share":[{"id":"https://openalex.org/T10303","display_name":"Photosynthetic Processes and Mechanisms","value":0.0001307,"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/T11924","display_name":"Polyamine Metabolism and Applications","value":0.0001155,"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/T12236","display_name":"Photoreceptor and optogenetics research","value":0.0001071,"subfield":{"id":"https://openalex.org/subfields/2804","display_name":"Cellular and Molecular Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11626","display_name":"Metalloenzymes and iron-sulfur proteins","value":8.02e-05,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12856","display_name":"Transgenic Plants and Applications","value":4.74e-05,"subfield":{"id":"https://openalex.org/subfields/1305","display_name":"Biotechnology"},"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":"183688256","wikidata":"https://www.wikidata.org/wiki/Q11982","display_name":"Photosynthesis","score":0.9131644368171692},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.9022790789604187},{"id":"55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","score":0.7896398305892944},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.6739000082015991},{"id":"104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","score":0.6043886542320251}],"counts_by_year":[{"year":1986,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1988,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1989,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1990,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1994,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":1999,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":3,"oa_works_count":2,"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":1,"cited_by_count":0},{"year":2005,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":2006,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2007,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":0,"cited_by_count":35},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":30},{"year":2014,"works_count":1,"oa_works_count":0,"cited_by_count":39},{"year":2015,"works_count":2,"oa_works_count":1,"cited_by_count":37},{"year":2016,"works_count":1,"oa_works_count":0,"cited_by_count":33},{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":26},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":30},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":25},{"year":2020,"works_count":1,"oa_works_count":0,"cited_by_count":43},{"year":2021,"works_count":1,"oa_works_count":0,"cited_by_count":50},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":23},{"year":2023,"works_count":1,"oa_works_count":1,"cited_by_count":30},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":35},{"year":2025,"works_count":1,"oa_works_count":1,"cited_by_count":32},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":10}],"display_name_alternatives":["M\u00e4enp\u00e4\u00e4 Pirkko","Pirkko Maenpaa","Pirkko Maenp\u00e4\u00e4","Pirkko Ma\u0308enpa\u0308a\u0308","Pirkko M\u00e4enp\u00e4\u00e4"],"block_key":"p maenpaa","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111402905","updated_date":"2026-10-29T12:27:34","created_date":"2016-06-24T00:00:00"}