Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W1990464869', 'doi': 'https://doi.org/10.1111/j.1574-6976.1997.tb00296.x', 'title': 'N2 Fixation by non-heterocystous cyanobacteria1', 'display_name': 'N2 Fixation by non-heterocystous cyanobacteria1', 'publication_year': 2006, 'publication_date': '2006-01-17', 'ids': {'openalex': 'https://openalex.org/W1990464869', 'doi': 'https://doi.org/10.1111/j.1574-6976.1997.tb00296.x', 'mag': '1990464869'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1111/j.1574-6976.1997.tb00296.x', 'pdf_url': 'https://academic.oup.com/femsre/article-pdf/19/3/139/18120487/19-3-139.pdf', 'source': {'id': 'https://openalex.org/S7317325', 'display_name': 'FEMS Microbiology Reviews', 'issn_l': '0168-6445', 'issn': ['0168-6445', '1574-6976'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310311648', 'host_organization_name': 'Oxford University Press', 'host_organization_lineage': ['https://openalex.org/P4310311647', 'https://openalex.org/P4310311648'], 'host_organization_lineage_names': ['University of Oxford', 'Oxford University Press'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref'], 'open_access': {'is_oa': True, 'oa_status': 'bronze', 'oa_url': 'https://academic.oup.com/femsre/article-pdf/19/3/139/18120487/19-3-139.pdf', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5071571516', 'display_name': 'Birgitta Bergman', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I161593684', 'display_name': 'Stockholm University', 'ror': 'https://ror.org/05f0yaq80', 'country_code': 'SE', 'type': 'education', 'lineage': ['https://openalex.org/I161593684']}], 'countries': ['SE'], 'is_corresponding': False, 'raw_author_name': 'B Bergman', 'raw_affiliation_strings': ['Department of Botany, University of Stockholm, S-106 91, Stockholm, SWEDEN.'], 'affiliations': [{'raw_affiliation_string': 'Department of Botany, University of Stockholm, S-106 91, Stockholm, SWEDEN.', 'institution_ids': ['https://openalex.org/I161593684']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5035484907', 'display_name': 'John Gallon', 'orcid': 'https://orcid.org/0000-0002-5328-6298'}, 'institutions': [{'id': 'https://openalex.org/I39586589', 'display_name': 'Swansea University', 'ror': 'https://ror.org/053fq8t95', 'country_code': 'GB', 'type': 'education', 'lineage': ['https://openalex.org/I39586589']}], 'countries': ['GB'], 'is_corresponding': False, 'raw_author_name': 'J.R Gallon', 'raw_affiliation_strings': ['Algal Research Unit and Biochemistry Research Group, School of Biological Sciences, University of Wales–Swansea, Singleton Park, Swansea, SA2 8PP, UK'], 'affiliations': [{'raw_affiliation_string': 'Algal Research Unit and Biochemistry Research Group, School of Biological Sciences, University of Wales–Swansea, Singleton Park, Swansea, SA2 8PP, UK', 'institution_ids': ['https://openalex.org/I39586589']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5103488218', 'display_name': 'Anwesh Rai', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I197465736', 'display_name': 'North Eastern Hill University', 'ror': 'https://ror.org/055m2tx54', 'country_code': 'IN', 'type': 'education', 'lineage': ['https://openalex.org/I197465736']}], 'countries': ['IN'], 'is_corresponding': False, 'raw_author_name': 'A.N Rai', 'raw_affiliation_strings': ['North-Eastern Hill University, Shillong 793014, India'], 'affiliations': [{'raw_affiliation_string': 'North-Eastern Hill University, Shillong 793014, India', 'institution_ids': ['https://openalex.org/I197465736']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5077241987', 'display_name': 'Lucas J. Stal', 'orcid': 'https://orcid.org/0000-0002-2775-9653'}, 'institutions': [{'id': 'https://openalex.org/I4210163498', 'display_name': 'Nederlands Instituut Voor Zuivel Oonderzoek', 'ror': 'https://ror.org/05ddg7v64', 'country_code': 'NL', 'type': 'facility', 'lineage': ['https://openalex.org/I4210163498']}], 'countries': ['NL'], 'is_corresponding': False, 'raw_author_name': 'L.J Stal', 'raw_affiliation_strings': ['Nederlands Instituut voor Oecologisch Onderzoek, Centrum voor Estuariene en Mariene Oecologie, Vierstraat 28, NL-4401 EA Yerseke, The Netherlands'], 'affiliations': [{'raw_affiliation_string': 'Nederlands Instituut voor Oecologisch Onderzoek, Centrum voor Estuariene en Mariene Oecologie, Vierstraat 28, NL-4401 EA Yerseke, The Netherlands', 'institution_ids': ['https://openalex.org/I4210163498']}]}], 'institution_assertions': [], 'countries_distinct_count': 4, 'institutions_distinct_count': 4, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 3043, 'currency': 'GBP', 'value_usd': 3732, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 18.549, 'has_fulltext': False, 'cited_by_count': 385, 'citation_normalized_percentile': {'value': 0.999934, 'is_in_top_1_percent': True, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 99, 'max': 100}, 'biblio': {'volume': '19', 'issue': '3', 'first_page': '139', 'last_page': '185'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T11791', 'display_name': 'Microbial Community Ecology and Physiology', 'score': 0.999, 'subfield': {'id': 'https://openalex.org/subfields/2303', 'display_name': 'Ecology'}, 'field': {'id': 'https://openalex.org/fields/23', 'display_name': 'Environmental Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, 'topics': [{'id': 'https://openalex.org/T11791', 'display_name': 'Microbial Community Ecology and Physiology', 'score': 0.999, 'subfield': {'id': 'https://openalex.org/subfields/2303', 'display_name': 'Ecology'}, 'field': {'id': 'https://openalex.org/fields/23', 'display_name': 'Environmental Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T10476', 'display_name': 'Algal biology and biofuel production', 'score': 0.9984, '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/T11879', 'display_name': 'Protist diversity and phylogeny', 'score': 0.9983, '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'}}], 'keywords': [{'id': 'https://openalex.org/keywords/nitrogen-cycle', 'display_name': 'Nitrogen Cycle', 'score': 0.4314284}], 'concepts': [{'id': 'https://openalex.org/C2779669040', 'wikidata': 'https://www.wikidata.org/wiki/Q93315', 'display_name': 'Cyanobacteria', 'level': 3, 'score': 0.95708376}, {'id': 'https://openalex.org/C181440489', 'wikidata': 'https://www.wikidata.org/wiki/Q272467', 'display_name': 'Nitrogen fixation', 'level': 3, 'score': 0.87917554}, {'id': 'https://openalex.org/C141280058', 'wikidata': 'https://www.wikidata.org/wiki/Q410381', 'display_name': 'Nitrogenase', 'level': 4, 'score': 0.87785435}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.82724273}, {'id': 'https://openalex.org/C183688256', 'wikidata': 'https://www.wikidata.org/wiki/Q11982', 'display_name': 'Photosynthesis', 'level': 2, 'score': 0.550828}, {'id': 'https://openalex.org/C146249460', 'wikidata': 'https://www.wikidata.org/wiki/Q2914991', 'display_name': 'Fixation (population genetics)', 'level': 3, 'score': 0.50603503}, {'id': 'https://openalex.org/C49045045', 'wikidata': 'https://www.wikidata.org/wiki/Q82551', 'display_name': 'Nitrogen cycle', 'level': 3, 'score': 0.4314284}, {'id': 'https://openalex.org/C59822182', 'wikidata': 'https://www.wikidata.org/wiki/Q441', 'display_name': 'Botany', 'level': 1, 'score': 0.34889275}, {'id': 'https://openalex.org/C523546767', 'wikidata': 'https://www.wikidata.org/wiki/Q10876', 'display_name': 'Bacteria', 'level': 2, 'score': 0.2822642}, {'id': 'https://openalex.org/C537208039', 'wikidata': 'https://www.wikidata.org/wiki/Q627', 'display_name': 'Nitrogen', 'level': 2, 'score': 0.19963783}, {'id': 'https://openalex.org/C55493867', 'wikidata': 'https://www.wikidata.org/wiki/Q7094', 'display_name': 'Biochemistry', 'level': 1, 'score': 0.12828842}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.0785664}, {'id': 'https://openalex.org/C54355233', 'wikidata': 'https://www.wikidata.org/wiki/Q7162', 'display_name': 'Genetics', 'level': 1, 'score': 0.07287261}, {'id': 'https://openalex.org/C104317684', 'wikidata': 'https://www.wikidata.org/wiki/Q7187', 'display_name': 'Gene', 'level': 2, 'score': 0.04515454}, {'id': 'https://openalex.org/C178790620', 'wikidata': 'https://www.wikidata.org/wiki/Q11351', 'display_name': 'Organic chemistry', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 2, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1111/j.1574-6976.1997.tb00296.x', 'pdf_url': 'https://academic.oup.com/femsre/article-pdf/19/3/139/18120487/19-3-139.pdf', 'source': {'id': 'https://openalex.org/S7317325', 'display_name': 'FEMS Microbiology Reviews', 'issn_l': '0168-6445', 'issn': ['0168-6445', '1574-6976'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310311648', 'host_organization_name': 'Oxford University Press', 'host_organization_lineage': ['https://openalex.org/P4310311647', 'https://openalex.org/P4310311648'], 'host_organization_lineage_names': ['University of Oxford', 'Oxford University Press'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': True, 'landing_page_url': 'https://dare.uva.nl/personal/pure/en/publications/n2-fixation-by-nonheterocystous-cyanobacteria(1d4fc5a4-ee6f-4908-af3c-6310105793e9).html', 'pdf_url': 'https://pure.uva.nl/ws/files/3432970/2571_25298y.pdf', 'source': {'id': 'https://openalex.org/S4306401843', 'display_name': 'Data Archiving and Networked Services (DANS)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1322597698', 'host_organization_name': 'Royal Netherlands Academy of Arts and Sciences', 'host_organization_lineage': ['https://openalex.org/I1322597698'], 'host_organization_lineage_names': ['Royal Netherlands Academy of Arts and Sciences'], 'type': 'repository'}, 'license': 'other-oa', 'license_id': 'https://openalex.org/licenses/other-oa', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1111/j.1574-6976.1997.tb00296.x', 'pdf_url': 'https://academic.oup.com/femsre/article-pdf/19/3/139/18120487/19-3-139.pdf', 'source': {'id': 'https://openalex.org/S7317325', 'display_name': 'FEMS Microbiology Reviews', 'issn_l': '0168-6445', 'issn': ['0168-6445', '1574-6976'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310311648', 'host_organization_name': 'Oxford University Press', 'host_organization_lineage': ['https://openalex.org/P4310311647', 'https://openalex.org/P4310311648'], 'host_organization_lineage_names': ['University of Oxford', 'Oxford University Press'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 291, 'referenced_works': ['https://openalex.org/W117599235', 'https://openalex.org/W123114280', 'https://openalex.org/W12400604', 'https://openalex.org/W1276039449', 'https://openalex.org/W141978733', 'https://openalex.org/W143177321', 'https://openalex.org/W1485044783', 'https://openalex.org/W1485634206', 'https://openalex.org/W1486471794', 'https://openalex.org/W1487162424', 'https://openalex.org/W1498939565', 'https://openalex.org/W1501759000', 'https://openalex.org/W1502612013', 'https://openalex.org/W1502797317', 'https://openalex.org/W1517069530', 'https://openalex.org/W1518721231', 'https://openalex.org/W1521033731', 'https://openalex.org/W1523270854', 'https://openalex.org/W1530369517', 'https://openalex.org/W1530752960', 'https://openalex.org/W1531180962', 'https://openalex.org/W1533283980', 'https://openalex.org/W1540755834', 'https://openalex.org/W1579037351', 'https://openalex.org/W1579806294', 'https://openalex.org/W1580131573', 'https://openalex.org/W1595163055', 'https://openalex.org/W1598776940', 'https://openalex.org/W1605584576', 'https://openalex.org/W1610613229', 'https://openalex.org/W1650380266', 'https://openalex.org/W1707098611', 'https://openalex.org/W174080885', 'https://openalex.org/W177627729', 'https://openalex.org/W1781732083', 'https://openalex.org/W1789515688', 'https://openalex.org/W1855293024', 'https://openalex.org/W1862425014', 'https://openalex.org/W1869491056', 'https://openalex.org/W1876081742', 'https://openalex.org/W1879581702', 'https://openalex.org/W1880978779', 'https://openalex.org/W1892613334', 'https://openalex.org/W1901736959', 'https://openalex.org/W1927943367', 'https://openalex.org/W1944068010', 'https://openalex.org/W1956673324', 'https://openalex.org/W1963993817', 'https://openalex.org/W1964605669', 'https://openalex.org/W1966810855', 'https://openalex.org/W1967361428', 'https://openalex.org/W1968761980', 'https://openalex.org/W1969095503', 'https://openalex.org/W1969365894', 'https://openalex.org/W1970975387', 'https://openalex.org/W1971972893', 'https://openalex.org/W1972881021', 'https://openalex.org/W1973141044', 'https://openalex.org/W1979989506', 'https://openalex.org/W1980481929', 'https://openalex.org/W1980974266', 'https://openalex.org/W1981943149', 'https://openalex.org/W1982319448', 'https://openalex.org/W1982452398', 'https://openalex.org/W1983576963', 'https://openalex.org/W1983896546', 'https://openalex.org/W1984298981', 'https://openalex.org/W1986836759', 'https://openalex.org/W1988594684', 'https://openalex.org/W1988682281', 'https://openalex.org/W1989590102', 'https://openalex.org/W1991558068', 'https://openalex.org/W1991805485', 'https://openalex.org/W1992492408', 'https://openalex.org/W1993150157', 'https://openalex.org/W1993189037', 'https://openalex.org/W1994532782', 'https://openalex.org/W1994802837', 'https://openalex.org/W1994865127', 'https://openalex.org/W1996126421', 'https://openalex.org/W1997675631', 'https://openalex.org/W1998592679', 'https://openalex.org/W2000286007', 'https://openalex.org/W2000967193', 'https://openalex.org/W2001062201', 'https://openalex.org/W2001128912', 'https://openalex.org/W2001254524', 'https://openalex.org/W2002028192', 'https://openalex.org/W2002148745', 'https://openalex.org/W2002178536', 'https://openalex.org/W2002280644', 'https://openalex.org/W2002564429', 'https://openalex.org/W2004614378', 'https://openalex.org/W2005703020', 'https://openalex.org/W2007249322', 'https://openalex.org/W2009247383', 'https://openalex.org/W2011956538', 'https://openalex.org/W2012796117', 'https://openalex.org/W2018565943', 'https://openalex.org/W2018993254', 'https://openalex.org/W2019458110', 'https://openalex.org/W2019955000', 'https://openalex.org/W2020263239', 'https://openalex.org/W2021386366', 'https://openalex.org/W2021557246', 'https://openalex.org/W2022442940', 'https://openalex.org/W2022523515', 'https://openalex.org/W2023548685', 'https://openalex.org/W2024990725', 'https://openalex.org/W2026163161', 'https://openalex.org/W2026618514', 'https://openalex.org/W2027205747', 'https://openalex.org/W2028094587', 'https://openalex.org/W2028151702', 'https://openalex.org/W2028276939', 'https://openalex.org/W2028359903', 'https://openalex.org/W2031417187', 'https://openalex.org/W2034832226', 'https://openalex.org/W2035123320', 'https://openalex.org/W2035387192', 'https://openalex.org/W2036411306', 'https://openalex.org/W2036444772', 'https://openalex.org/W2037771876', 'https://openalex.org/W2037832843', 'https://openalex.org/W2038807992', 'https://openalex.org/W2039824654', 'https://openalex.org/W2041019255', 'https://openalex.org/W2041487696', 'https://openalex.org/W2041926057', 'https://openalex.org/W2046226410', 'https://openalex.org/W2046366827', 'https://openalex.org/W2046788881', 'https://openalex.org/W2047442076', 'https://openalex.org/W2047766582', 'https://openalex.org/W2048970710', 'https://openalex.org/W2050780949', 'https://openalex.org/W2050893547', 'https://openalex.org/W2051160751', 'https://openalex.org/W2053821773', 'https://openalex.org/W2054462515', 'https://openalex.org/W2054840015', 'https://openalex.org/W2055791414', 'https://openalex.org/W2055971916', 'https://openalex.org/W2057447606', 'https://openalex.org/W2059027391', 'https://openalex.org/W2059385874', 'https://openalex.org/W2059835336', 'https://openalex.org/W2060448643', 'https://openalex.org/W2061578181', 'https://openalex.org/W2062591164', 'https://openalex.org/W2064360759', 'https://openalex.org/W2064565410', 'https://openalex.org/W2064593988', 'https://openalex.org/W2064677968', 'https://openalex.org/W2066851196', 'https://openalex.org/W2066922555', 'https://openalex.org/W2068196831', 'https://openalex.org/W2069555861', 'https://openalex.org/W2069824398', 'https://openalex.org/W2070159722', 'https://openalex.org/W2072124014', 'https://openalex.org/W2073020606', 'https://openalex.org/W2074175102', 'https://openalex.org/W2075536457', 'https://openalex.org/W2075858471', 'https://openalex.org/W2076603971', 'https://openalex.org/W2077104685', 'https://openalex.org/W2077201878', 'https://openalex.org/W2078678839', 'https://openalex.org/W2080655616', 'https://openalex.org/W2080791625', 'https://openalex.org/W2081315312', 'https://openalex.org/W2081707027', 'https://openalex.org/W2082119011', 'https://openalex.org/W2082947906', 'https://openalex.org/W2085326752', 'https://openalex.org/W2085362249', 'https://openalex.org/W2085933546', 'https://openalex.org/W2087857327', 'https://openalex.org/W2088749674', 'https://openalex.org/W2088961221', 'https://openalex.org/W2089597079', 'https://openalex.org/W2089646432', 'https://openalex.org/W2090321051', 'https://openalex.org/W2092165985', 'https://openalex.org/W2093005799', 'https://openalex.org/W2096764165', 'https://openalex.org/W2097991515', 'https://openalex.org/W2099183580', 'https://openalex.org/W2099286357', 'https://openalex.org/W2099686169', 'https://openalex.org/W2099739400', 'https://openalex.org/W2099983062', 'https://openalex.org/W2100975344', 'https://openalex.org/W2103251201', 'https://openalex.org/W2103763249', 'https://openalex.org/W2104274558', 'https://openalex.org/W2105044343', 'https://openalex.org/W2105943590', 'https://openalex.org/W2106244909', 'https://openalex.org/W2107534187', 'https://openalex.org/W2109731590', 'https://openalex.org/W2111047819', 'https://openalex.org/W2115211409', 'https://openalex.org/W2117411274', 'https://openalex.org/W2117644368', 'https://openalex.org/W2117652891', 'https://openalex.org/W2118188118', 'https://openalex.org/W2119526669', 'https://openalex.org/W2121910822', 'https://openalex.org/W2122438458', 'https://openalex.org/W2122995056', 'https://openalex.org/W2127780765', 'https://openalex.org/W2128680461', 'https://openalex.org/W2129302419', 'https://openalex.org/W2131284800', 'https://openalex.org/W2131563624', 'https://openalex.org/W2132525952', 'https://openalex.org/W2132578966', 'https://openalex.org/W2136656384', 'https://openalex.org/W2139647065', 'https://openalex.org/W2142850357', 'https://openalex.org/W2144754408', 'https://openalex.org/W2145823821', 'https://openalex.org/W2146600670', 'https://openalex.org/W2147582359', 'https://openalex.org/W2148269609', 'https://openalex.org/W2150123329', 'https://openalex.org/W2151096439', 'https://openalex.org/W2151918395', 'https://openalex.org/W2152937599', 'https://openalex.org/W2156159013', 'https://openalex.org/W2156626732', 'https://openalex.org/W2156723754', 'https://openalex.org/W2158970816', 'https://openalex.org/W2163208516', 'https://openalex.org/W2164383326', 'https://openalex.org/W2164528074', 'https://openalex.org/W2166634035', 'https://openalex.org/W2167620900', 'https://openalex.org/W2167789283', 'https://openalex.org/W2168661269', 'https://openalex.org/W2168779351', 'https://openalex.org/W2171185815', 'https://openalex.org/W2171256746', 'https://openalex.org/W2173839398', 'https://openalex.org/W2184304818', 'https://openalex.org/W2216397609', 'https://openalex.org/W2229410385', 'https://openalex.org/W2314044445', 'https://openalex.org/W2314482132', 'https://openalex.org/W2318992655', 'https://openalex.org/W2336963740', 'https://openalex.org/W2402534605', 'https://openalex.org/W2410614676', 'https://openalex.org/W2411866971', 'https://openalex.org/W2413077196', 'https://openalex.org/W2416455199', 'https://openalex.org/W2438186522', 'https://openalex.org/W2467088942', 'https://openalex.org/W2485057620', 'https://openalex.org/W2495829841', 'https://openalex.org/W2522995777', 'https://openalex.org/W2526442116', 'https://openalex.org/W2562957843', 'https://openalex.org/W2605325768', 'https://openalex.org/W2801370269', 'https://openalex.org/W2887284861', 'https://openalex.org/W2897644373', 'https://openalex.org/W295410940', 'https://openalex.org/W2972172035', 'https://openalex.org/W310842885', 'https://openalex.org/W3131333539', 'https://openalex.org/W3199812716', 'https://openalex.org/W32890046', 'https://openalex.org/W4229550290', 'https://openalex.org/W4238011899', 'https://openalex.org/W4243971252', 'https://openalex.org/W4256008174', 'https://openalex.org/W4256479889', 'https://openalex.org/W4285719527', 'https://openalex.org/W4323966474', 'https://openalex.org/W4508244', 'https://openalex.org/W48489920', 'https://openalex.org/W562908385', 'https://openalex.org/W66227896', 'https://openalex.org/W7864952', 'https://openalex.org/W913308847', 'https://openalex.org/W938254842', 'https://openalex.org/W949927849', 'https://openalex.org/W99831013'], 'related_works': ['https://openalex.org/W59553550', 'https://openalex.org/W4256008174', 'https://openalex.org/W4229695417', 'https://openalex.org/W2991713073', 'https://openalex.org/W2943771352', 'https://openalex.org/W2410052916', 'https://openalex.org/W2152005226', 'https://openalex.org/W2125771483', 'https://openalex.org/W2004989406', 'https://openalex.org/W1994532782'], 'abstract_inverted_index': {'Many,': [0], 'though': [1], 'not': [2], 'all,': [3], 'non-heterocystous': [4, 43, 104], 'cyanobacteria': [5, 44, 105], 'can': [6, 13], 'fix': [7, 14], 'N2.': [8], 'However,': [9], 'very': [10], 'few': [11], 'strains': [12, 102], 'N2': [15, 34, 64, 82], 'aerobically.': [16], 'Nevertheless,': [17], 'these': [18, 55], 'organisms': [19, 56], 'may': [20], 'make': [21], 'a': [22], 'substantial': [23], 'contribution': [24], 'to': [25, 66], 'the': [26, 61, 75], 'global': [27], 'nitrogen': [28], 'cycle.': [29], 'In': [30], 'this': [31], 'general': [32], 'review,': [33], 'fixation': [35, 65, 83], 'by': [36], 'laboratory': [37], 'cultures': [38], 'and': [39, 49, 74, 97], 'natural': [40], 'populations': [41], 'of': [42, 52, 63, 77, 81, 87, 103], 'is': [45, 57, 60, 93], 'considered.': [46], 'The': [47, 79], 'properties': [48], 'subcellular': [50], 'location': [51], 'nitrogenase': [53], 'in': [54], 'described,': [58], 'as': [59, 70], 'response': [62], 'environmental': [67], 'factors': [68], 'such': [69], 'fixed': [71], 'nitrogen,': [72], 'O2': [73], 'pattern': [76], 'illumination.': [78], 'integration': [80], 'with': [84], 'other': [85], 'aspects': [86], 'cell': [88], 'metabolism': [89], '(in': [90], 'particular': [91], 'photosynthesis)': [92], 'also': [94], 'discussed.': [95], 'Similarities': [96], 'differences': [98], 'between': [99], 'different': [100], 'individual': [101], 'are': [106], 'highlighted.': [107]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1990464869', 'counts_by_year': [{'year': 2024, 'cited_by_count': 3}, {'year': 2023, 'cited_by_count': 4}, {'year': 2022, 'cited_by_count': 4}, {'year': 2021, 'cited_by_count': 24}, {'year': 2020, 'cited_by_count': 9}, {'year': 2019, 'cited_by_count': 21}, {'year': 2018, 'cited_by_count': 14}, {'year': 2017, 'cited_by_count': 9}, {'year': 2016, 'cited_by_count': 11}, {'year': 2015, 'cited_by_count': 22}, {'year': 2014, 'cited_by_count': 9}, {'year': 2013, 'cited_by_count': 26}, {'year': 2012, 'cited_by_count': 12}], 'updated_date': '2024-12-17T05:11:48.664433', 'created_date': '2016-06-24'}