Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2029214978', 'doi': 'https://doi.org/10.1016/j.ttbdis.2010.01.004', 'title': 'Seasonal and habitat variation in the prevalence of Rickettsia helvetica in Ixodes ricinus ticks from Denmark', 'display_name': 'Seasonal and habitat variation in the prevalence of Rickettsia helvetica in Ixodes ricinus ticks from Denmark', 'publication_year': 2010, 'publication_date': '2010-02-23', 'ids': {'openalex': 'https://openalex.org/W2029214978', 'doi': 'https://doi.org/10.1016/j.ttbdis.2010.01.004', 'mag': '2029214978', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/21771515'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/j.ttbdis.2010.01.004', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S107919129', 'display_name': 'Ticks and Tick-borne Diseases', 'issn_l': '1877-959X', 'issn': ['1877-959X', '1877-9603'], 'is_oa': True, 'is_in_doaj': True, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320990', 'host_organization_name': 'Elsevier BV', 'host_organization_lineage': ['https://openalex.org/P4310320990'], 'host_organization_lineage_names': ['Elsevier BV'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5005682063', 'display_name': 'Bjørn Kantsø', 'orcid': 'https://orcid.org/0000-0002-9641-7761'}, 'institutions': [{'id': 'https://openalex.org/I101527212', 'display_name': 'Statens Serum Institut', 'ror': 'https://ror.org/0417ye583', 'country_code': 'DK', 'type': 'facility', 'lineage': ['https://openalex.org/I101527212']}], 'countries': ['DK'], 'is_corresponding': False, 'raw_author_name': 'Bjørn Kantsø', 'raw_affiliation_strings': ['Department of Bacteriology, Mycology and Parasitology, Statens Serum Institut, 5, Artillerivej, DK-2300 Copenhagen S, Denmark.'], 'affiliations': [{'raw_affiliation_string': 'Department of Bacteriology, Mycology and Parasitology, Statens Serum Institut, 5, Artillerivej, DK-2300 Copenhagen S, Denmark.', 'institution_ids': ['https://openalex.org/I101527212']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5038941136', 'display_name': 'Claus Bo Svendsen', 'orcid': 'https://orcid.org/0000-0002-1661-3464'}, 'institutions': [{'id': 'https://openalex.org/I101527212', 'display_name': 'Statens Serum Institut', 'ror': 'https://ror.org/0417ye583', 'country_code': 'DK', 'type': 'facility', 'lineage': ['https://openalex.org/I101527212']}], 'countries': ['DK'], 'is_corresponding': False, 'raw_author_name': 'Claus Bo Svendsen', 'raw_affiliation_strings': ['Department of Bacteriology, Mycology and Parasitology, Statens Serum Institut, 5, Artillerivej, DK-2300 Copenhagen S, Denmark.'], 'affiliations': [{'raw_affiliation_string': 'Department of Bacteriology, Mycology and Parasitology, Statens Serum Institut, 5, Artillerivej, DK-2300 Copenhagen S, Denmark.', 'institution_ids': ['https://openalex.org/I101527212']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5103033901', 'display_name': 'P. Jensen', 'orcid': 'https://orcid.org/0000-0001-8792-7711'}, 'institutions': [{'id': 'https://openalex.org/I124055696', 'display_name': 'University of Copenhagen', 'ror': 'https://ror.org/035b05819', 'country_code': 'DK', 'type': 'education', 'lineage': ['https://openalex.org/I124055696']}], 'countries': ['DK'], 'is_corresponding': False, 'raw_author_name': 'Per Moestrup Jensen', 'raw_affiliation_strings': ['Department of Agriculture and Ecology, University of Copenhagen Frederiksberg, Denmark.'], 'affiliations': [{'raw_affiliation_string': 'Department of Agriculture and Ecology, University of Copenhagen Frederiksberg, Denmark.', 'institution_ids': ['https://openalex.org/I124055696']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5086578048', 'display_name': 'Jean Vennestrøm', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I124055696', 'display_name': 'University of Copenhagen', 'ror': 'https://ror.org/035b05819', 'country_code': 'DK', 'type': 'education', 'lineage': ['https://openalex.org/I124055696']}], 'countries': ['DK'], 'is_corresponding': False, 'raw_author_name': 'Jean Vennestrøm', 'raw_affiliation_strings': ['Department of Agriculture and Ecology, University of Copenhagen Frederiksberg, Denmark.'], 'affiliations': [{'raw_affiliation_string': 'Department of Agriculture and Ecology, University of Copenhagen Frederiksberg, Denmark.', 'institution_ids': ['https://openalex.org/I124055696']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5070872896', 'display_name': 'Karen A. Krogfelt', 'orcid': 'https://orcid.org/0000-0001-7536-3453'}, 'institutions': [{'id': 'https://openalex.org/I101527212', 'display_name': 'Statens Serum Institut', 'ror': 'https://ror.org/0417ye583', 'country_code': 'DK', 'type': 'facility', 'lineage': ['https://openalex.org/I101527212']}], 'countries': ['DK'], 'is_corresponding': False, 'raw_author_name': 'Karen A. Krogfelt', 'raw_affiliation_strings': ['Department of Bacteriology, Mycology and Parasitology, Statens Serum Institut, 5, Artillerivej, DK-2300 Copenhagen S, Denmark.'], 'affiliations': [{'raw_affiliation_string': 'Department of Bacteriology, Mycology and Parasitology, Statens Serum Institut, 5, Artillerivej, DK-2300 Copenhagen S, Denmark.', 'institution_ids': ['https://openalex.org/I101527212']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 2550, 'currency': 'USD', 'value_usd': 2550, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 2.248, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 40, 'citation_normalized_percentile': {'value': 0.921981, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 93, 'max': 94}, 'biblio': {'volume': '1', 'issue': '2', 'first_page': '101', 'last_page': '103'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10296', 'display_name': 'Tick-Borne Diseases and Pathogens Transmission', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/2405', 'display_name': 'Parasitology'}, 'field': {'id': 'https://openalex.org/fields/24', 'display_name': 'Immunology and Microbiology'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10296', 'display_name': 'Tick-Borne Diseases and Pathogens Transmission', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/2405', 'display_name': 'Parasitology'}, '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/T12047', 'display_name': 'Viral Hemorrhagic Fevers and Zoonotic Infections', 'score': 0.9985, '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/T12361', 'display_name': 'Diversity and Ecology of Mites', 'score': 0.9845, 'subfield': {'id': 'https://openalex.org/subfields/1105', 'display_name': 'Ecology, Evolution, Behavior and Systematics'}, 'field': {'id': 'https://openalex.org/fields/11', 'display_name': 'Agricultural and Biological Sciences'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/tick-vectors', 'display_name': 'Tick Vectors', 'score': 0.44759}], 'concepts': [{'id': 'https://openalex.org/C2778576062', 'wikidata': 'https://www.wikidata.org/wiki/Q21175', 'display_name': 'Ixodes ricinus', 'level': 3, 'score': 0.93349695}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.73854995}, {'id': 'https://openalex.org/C42972112', 'wikidata': 'https://www.wikidata.org/wiki/Q170201', 'display_name': 'Veterinary medicine', 'level': 1, 'score': 0.5523322}, {'id': 'https://openalex.org/C2777127260', 'wikidata': 'https://www.wikidata.org/wiki/Q155867', 'display_name': 'Ricinus', 'level': 2, 'score': 0.52940905}, {'id': 'https://openalex.org/C2776397665', 'wikidata': 'https://www.wikidata.org/wiki/Q1951212', 'display_name': 'Ixodes', 'level': 3, 'score': 0.50869304}, {'id': 'https://openalex.org/C90856448', 'wikidata': 'https://www.wikidata.org/wiki/Q431', 'display_name': 'Zoology', 'level': 1, 'score': 0.45664543}, {'id': 'https://openalex.org/C2780414542', 'wikidata': 'https://www.wikidata.org/wiki/Q627992', 'display_name': 'Rickettsia', 'level': 3, 'score': 0.44003308}, {'id': 'https://openalex.org/C2779620486', 'wikidata': 'https://www.wikidata.org/wiki/Q10304508', 'display_name': 'Tick', 'level': 2, 'score': 0.39253193}, {'id': 'https://openalex.org/C85323577', 'wikidata': 'https://www.wikidata.org/wiki/Q258362', 'display_name': 'Nymph', 'level': 2, 'score': 0.3828742}, {'id': 'https://openalex.org/C18903297', 'wikidata': 'https://www.wikidata.org/wiki/Q7150', 'display_name': 'Ecology', 'level': 1, 'score': 0.34709027}, {'id': 'https://openalex.org/C159047783', 'wikidata': 'https://www.wikidata.org/wiki/Q7215', 'display_name': 'Virology', 'level': 1, 'score': 0.20109603}, {'id': 'https://openalex.org/C59822182', 'wikidata': 'https://www.wikidata.org/wiki/Q441', 'display_name': 'Botany', 'level': 1, 'score': 0.16544452}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C2522874641', 'wikidata': 'https://www.wikidata.org/wiki/Q808', 'display_name': 'Virus', 'level': 2, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D001096', 'descriptor_name': 'Arachnid Vectors', 'qualifier_ui': 'Q000382', 'qualifier_name': 'microbiology', 'is_major_topic': True}, {'descriptor_ui': 'D017753', 'descriptor_name': 'Ecosystem', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D018884', 'descriptor_name': 'Ixodes', 'qualifier_ui': 'Q000382', 'qualifier_name': 'microbiology', 'is_major_topic': True}, {'descriptor_ui': 'D012281', 'descriptor_name': 'Rickettsia', 'qualifier_ui': 'Q000302', 'qualifier_name': 'isolation & purification', 'is_major_topic': True}, {'descriptor_ui': 'D000818', 'descriptor_name': 'Animals', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001096', 'descriptor_name': 'Arachnid Vectors', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001096', 'descriptor_name': 'Arachnid Vectors', 'qualifier_ui': 'Q000254', 'qualifier_name': 'growth & development', 'is_major_topic': False}, {'descriptor_ui': 'D003718', 'descriptor_name': 'Denmark', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D018884', 'descriptor_name': 'Ixodes', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D018884', 'descriptor_name': 'Ixodes', 'qualifier_ui': 'Q000254', 'qualifier_name': 'growth & development', 'is_major_topic': False}, {'descriptor_ui': 'D009758', 'descriptor_name': 'Nymph', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D009758', 'descriptor_name': 'Nymph', 'qualifier_ui': 'Q000382', 'qualifier_name': 'microbiology', 'is_major_topic': False}, {'descriptor_ui': 'D009758', 'descriptor_name': 'Nymph', 'qualifier_ui': 'Q000254', 'qualifier_name': 'growth & development', 'is_major_topic': False}, {'descriptor_ui': 'D012281', 'descriptor_name': 'Rickettsia', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012281', 'descriptor_name': 'Rickettsia', 'qualifier_ui': 'Q000235', 'qualifier_name': 'genetics', 'is_major_topic': False}, {'descriptor_ui': 'D012281', 'descriptor_name': 'Rickettsia', 'qualifier_ui': 'Q000145', 'qualifier_name': 'classification', 'is_major_topic': False}, {'descriptor_ui': 'D012621', 'descriptor_name': 'Seasons', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014197', 'descriptor_name': 'Trees', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014197', 'descriptor_name': 'Trees', 'qualifier_ui': 'Q000469', 'qualifier_name': 'parasitology', 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/j.ttbdis.2010.01.004', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S107919129', 'display_name': 'Ticks and Tick-borne Diseases', 'issn_l': '1877-959X', 'issn': ['1877-959X', '1877-9603'], 'is_oa': True, 'is_in_doaj': True, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320990', 'host_organization_name': 'Elsevier BV', 'host_organization_lineage': ['https://openalex.org/P4310320990'], 'host_organization_lineage_names': ['Elsevier BV'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/21771515', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306525036', 'display_name': 'PubMed', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1299303238', 'host_organization_name': 'National Institutes of Health', 'host_organization_lineage': ['https://openalex.org/I1299303238'], 'host_organization_lineage_names': ['National Institutes of Health'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'display_name': 'Life on land', 'score': 0.77, 'id': 'https://metadata.un.org/sdg/15'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 14, 'referenced_works': ['https://openalex.org/W1517554598', 'https://openalex.org/W1522728938', 'https://openalex.org/W1972427522', 'https://openalex.org/W1988516778', 'https://openalex.org/W2020570792', 'https://openalex.org/W2055037925', 'https://openalex.org/W2081510407', 'https://openalex.org/W2089929202', 'https://openalex.org/W2093348853', 'https://openalex.org/W2100045150', 'https://openalex.org/W2123539550', 'https://openalex.org/W2123781444', 'https://openalex.org/W2128387631', 'https://openalex.org/W2153619374'], 'related_works': ['https://openalex.org/W4234821418', 'https://openalex.org/W4206528642', 'https://openalex.org/W2803251220', 'https://openalex.org/W2788385783', 'https://openalex.org/W2165592407', 'https://openalex.org/W2146911883', 'https://openalex.org/W2101993745', 'https://openalex.org/W2097389017', 'https://openalex.org/W2042256229', 'https://openalex.org/W2040181142'], 'abstract_inverted_index': {'A': [0], 'total': [1], 'of': [2, 6], '704': [3], 'unfed': [4], 'ticks': [5], 'the': [7, 25, 35], 'species': [8], 'Ixodes': [9], 'ricinus': [10], 'collected': [11], 'in': [12, 50], 'Denmark': [13], 'were': [14, 29], 'screened': [15], 'for': [16, 31], 'Rickettsia': [17], 'DNA': [18, 77], 'by': [19], 'a': [20, 40], 'genus-specific': [21], 'real-time': [22], 'PCR.': [23], 'Of': [24], 'nymphs,': [26], '4.7%': [27], '(31/662)': [28], 'positive': [30, 36], 'rickettsial': [32], 'DNA.': [33], 'Among': [34], 'ticks,': [37], 'we': [38], 'observed': [39], 'seasonal': [41], 'and': [42, 57], 'habitat': [43], 'variation.': [44], 'The': [45], 'infection': [46], 'rate': [47], 'was': [48], 'highest': [49], 'May': [51], 'as': [52, 67], 'compared': [53, 68], 'to': [54, 69], 'July,': [55], 'August,': [56], 'October.': [58], 'Ecotone': [59], '(high': [60], 'tick': [61], 'density)': [62], 'showed': [63], 'an': [64], 'elevated': [65], 'prevalence': [66], 'spruce': [70], 'or': [71], 'beech': [72], 'forests.': [73], 'Sequencing': [74], 'revealed': [75], 'only': [76], 'from': [78], 'R.': [79], 'helvetica.': [80]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2029214978', 'counts_by_year': [{'year': 2024, 'cited_by_count': 3}, {'year': 2023, 'cited_by_count': 7}, {'year': 2021, 'cited_by_count': 2}, {'year': 2020, 'cited_by_count': 4}, {'year': 2019, 'cited_by_count': 3}, {'year': 2018, 'cited_by_count': 4}, {'year': 2017, 'cited_by_count': 1}, {'year': 2016, 'cited_by_count': 2}, {'year': 2015, 'cited_by_count': 2}, {'year': 2014, 'cited_by_count': 2}, {'year': 2013, 'cited_by_count': 5}, {'year': 2012, 'cited_by_count': 1}], 'updated_date': '2024-09-19T22:53:34.585943', 'created_date': '2016-06-24'}