Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W1965127293', 'doi': 'https://doi.org/10.1139/y06-078', 'title': 'Expression of breast cancer resistance protein (BCRP/ABCG2) in human placenta throughout gestation and at term before and after labor', 'display_name': 'Expression of breast cancer resistance protein (BCRP/ABCG2) in human placenta throughout gestation and at term before and after labor', 'publication_year': 2006, 'publication_date': '2006-12-01', 'ids': {'openalex': 'https://openalex.org/W1965127293', 'doi': 'https://doi.org/10.1139/y06-078', 'mag': '1965127293', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/17487233'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1139/y06-078', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S82722058', 'display_name': 'Canadian Journal of Physiology and Pharmacology', 'issn_l': '0008-4212', 'issn': ['0008-4212', '1205-7541'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310313060', 'host_organization_name': 'NRC Research Press', 'host_organization_lineage': ['https://openalex.org/P4310313060'], 'host_organization_lineage_names': ['NRC Research Press'], '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/A5005881514', 'display_name': 'D. Yeboah', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I153718931', 'display_name': 'University of Ottawa', 'ror': 'https://ror.org/03c4mmv16', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I153718931']}, {'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}, {'id': 'https://openalex.org/I1291836623', 'display_name': 'Mount Sinai Hospital', 'ror': 'https://ror.org/05deks119', 'country_code': 'CA', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1291836623', 'https://openalex.org/I4210130843']}, {'id': 'https://openalex.org/I210557978', 'display_name': 'Lunenfeld-Tanenbaum Research Institute', 'ror': 'https://ror.org/01s5axj25', 'country_code': 'CA', 'type': 'facility', 'lineage': ['https://openalex.org/I1291836623', 'https://openalex.org/I210557978', 'https://openalex.org/I4210130843']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'D. Yeboah', 'raw_affiliation_strings': ['Department of Obstetrics and Gynecology and Cellular and Molecular Medicine, University of Ottawa, 451 Smyth Rd, Ottawa, ON K1H 8M5, Canada.', 'Department of Obstetrics and Gynecology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'Department of Physiology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'Samuel Lunenfeld, Research Institute, Mt. Sinai Hospital, Toronto, ON M5G 1X5, Canada.'], 'affiliations': [{'raw_affiliation_string': 'Department of Obstetrics and Gynecology and Cellular and Molecular Medicine, University of Ottawa, 451 Smyth Rd, Ottawa, ON K1H 8M5, Canada.', 'institution_ids': ['https://openalex.org/I153718931']}, {'raw_affiliation_string': 'Department of Physiology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I185261750']}, {'raw_affiliation_string': 'Samuel Lunenfeld, Research Institute, Mt. Sinai Hospital, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I1291836623', 'https://openalex.org/I210557978']}, {'raw_affiliation_string': 'Department of Obstetrics and Gynecology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I185261750']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5082023137', 'display_name': 'Mingjun Sun', 'orcid': 'https://orcid.org/0009-0008-1361-6185'}, 'institutions': [{'id': 'https://openalex.org/I153718931', 'display_name': 'University of Ottawa', 'ror': 'https://ror.org/03c4mmv16', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I153718931']}, {'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}, {'id': 'https://openalex.org/I210557978', 'display_name': 'Lunenfeld-Tanenbaum Research Institute', 'ror': 'https://ror.org/01s5axj25', 'country_code': 'CA', 'type': 'facility', 'lineage': ['https://openalex.org/I1291836623', 'https://openalex.org/I210557978', 'https://openalex.org/I4210130843']}, {'id': 'https://openalex.org/I1291836623', 'display_name': 'Mount Sinai Hospital', 'ror': 'https://ror.org/05deks119', 'country_code': 'CA', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1291836623', 'https://openalex.org/I4210130843']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'M. Sun', 'raw_affiliation_strings': ['Department of Obstetrics and Gynecology and Cellular and Molecular Medicine, University of Ottawa, 451 Smyth Rd, Ottawa, ON K1H 8M5, Canada.', 'Department of Obstetrics and Gynecology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'Department of Physiology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'Samuel Lunenfeld, Research Institute, Mt. Sinai Hospital, Toronto, ON M5G 1X5, Canada.'], 'affiliations': [{'raw_affiliation_string': 'Department of Obstetrics and Gynecology and Cellular and Molecular Medicine, University of Ottawa, 451 Smyth Rd, Ottawa, ON K1H 8M5, Canada.', 'institution_ids': ['https://openalex.org/I153718931']}, {'raw_affiliation_string': 'Department of Physiology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I185261750']}, {'raw_affiliation_string': 'Samuel Lunenfeld, Research Institute, Mt. Sinai Hospital, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I210557978', 'https://openalex.org/I1291836623']}, {'raw_affiliation_string': 'Department of Obstetrics and Gynecology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I185261750']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5032930756', 'display_name': 'John\u200f Kingdom', 'orcid': 'https://orcid.org/0000-0002-7411-5535'}, 'institutions': [{'id': 'https://openalex.org/I153718931', 'display_name': 'University of Ottawa', 'ror': 'https://ror.org/03c4mmv16', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I153718931']}, {'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}, {'id': 'https://openalex.org/I1291836623', 'display_name': 'Mount Sinai Hospital', 'ror': 'https://ror.org/05deks119', 'country_code': 'CA', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1291836623', 'https://openalex.org/I4210130843']}, {'id': 'https://openalex.org/I210557978', 'display_name': 'Lunenfeld-Tanenbaum Research Institute', 'ror': 'https://ror.org/01s5axj25', 'country_code': 'CA', 'type': 'facility', 'lineage': ['https://openalex.org/I1291836623', 'https://openalex.org/I210557978', 'https://openalex.org/I4210130843']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'J. Kingdom', 'raw_affiliation_strings': ['Department of Obstetrics and Gynecology and Cellular and Molecular Medicine, University of Ottawa, 451 Smyth Rd, Ottawa, ON K1H 8M5, Canada.', 'Department of Obstetrics and Gynecology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'Department of Physiology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'Samuel Lunenfeld, Research Institute, Mt. Sinai Hospital, Toronto, ON M5G 1X5, Canada.'], 'affiliations': [{'raw_affiliation_string': 'Department of Obstetrics and Gynecology and Cellular and Molecular Medicine, University of Ottawa, 451 Smyth Rd, Ottawa, ON K1H 8M5, Canada.', 'institution_ids': ['https://openalex.org/I153718931']}, {'raw_affiliation_string': 'Department of Obstetrics and Gynecology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I185261750']}, {'raw_affiliation_string': 'Department of Physiology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I185261750']}, {'raw_affiliation_string': 'Samuel Lunenfeld, Research Institute, Mt. Sinai Hospital, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I1291836623', 'https://openalex.org/I210557978']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5089669774', 'display_name': 'Dora Baczyk', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I153718931', 'display_name': 'University of Ottawa', 'ror': 'https://ror.org/03c4mmv16', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I153718931']}, {'id': 'https://openalex.org/I210557978', 'display_name': 'Lunenfeld-Tanenbaum Research Institute', 'ror': 'https://ror.org/01s5axj25', 'country_code': 'CA', 'type': 'facility', 'lineage': ['https://openalex.org/I1291836623', 'https://openalex.org/I210557978', 'https://openalex.org/I4210130843']}, {'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}, {'id': 'https://openalex.org/I1291836623', 'display_name': 'Mount Sinai Hospital', 'ror': 'https://ror.org/05deks119', 'country_code': 'CA', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1291836623', 'https://openalex.org/I4210130843']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'D. Baczyk', 'raw_affiliation_strings': ['Department of Obstetrics and Gynecology and Cellular and Molecular Medicine, University of Ottawa, 451 Smyth Rd, Ottawa, ON K1H 8M5, Canada.', 'Department of Obstetrics and Gynecology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'Department of Physiology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'Samuel Lunenfeld, Research Institute, Mt. Sinai Hospital, Toronto, ON M5G 1X5, Canada.'], 'affiliations': [{'raw_affiliation_string': 'Department of Obstetrics and Gynecology and Cellular and Molecular Medicine, University of Ottawa, 451 Smyth Rd, Ottawa, ON K1H 8M5, Canada.', 'institution_ids': ['https://openalex.org/I153718931']}, {'raw_affiliation_string': 'Samuel Lunenfeld, Research Institute, Mt. Sinai Hospital, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I210557978', 'https://openalex.org/I1291836623']}, {'raw_affiliation_string': 'Department of Obstetrics and Gynecology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I185261750']}, {'raw_affiliation_string': 'Department of Physiology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I185261750']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5089927649', 'display_name': 'S. J. Lye', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I153718931', 'display_name': 'University of Ottawa', 'ror': 'https://ror.org/03c4mmv16', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I153718931']}, {'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}, {'id': 'https://openalex.org/I210557978', 'display_name': 'Lunenfeld-Tanenbaum Research Institute', 'ror': 'https://ror.org/01s5axj25', 'country_code': 'CA', 'type': 'facility', 'lineage': ['https://openalex.org/I1291836623', 'https://openalex.org/I210557978', 'https://openalex.org/I4210130843']}, {'id': 'https://openalex.org/I1291836623', 'display_name': 'Mount Sinai Hospital', 'ror': 'https://ror.org/05deks119', 'country_code': 'CA', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1291836623', 'https://openalex.org/I4210130843']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'S.J. Lye', 'raw_affiliation_strings': ['Department of Obstetrics and Gynecology and Cellular and Molecular Medicine, University of Ottawa, 451 Smyth Rd, Ottawa, ON K1H 8M5, Canada.', 'Department of Obstetrics and Gynecology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'Department of Physiology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'Samuel Lunenfeld, Research Institute, Mt. Sinai Hospital, Toronto, ON M5G 1X5, Canada.', "School of Women's and Infants' Health"], 'affiliations': [{'raw_affiliation_string': 'Department of Obstetrics and Gynecology and Cellular and Molecular Medicine, University of Ottawa, 451 Smyth Rd, Ottawa, ON K1H 8M5, Canada.', 'institution_ids': ['https://openalex.org/I153718931']}, {'raw_affiliation_string': 'Department of Obstetrics and Gynecology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I185261750']}, {'raw_affiliation_string': 'Samuel Lunenfeld, Research Institute, Mt. Sinai Hospital, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I210557978', 'https://openalex.org/I1291836623']}, {'raw_affiliation_string': 'Department of Physiology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I185261750']}, {'raw_affiliation_string': "School of Women's and Infants' Health", 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5071397090', 'display_name': 'Stephen G. Matthews', 'orcid': 'https://orcid.org/0000-0002-9654-9940'}, 'institutions': [{'id': 'https://openalex.org/I210557978', 'display_name': 'Lunenfeld-Tanenbaum Research Institute', 'ror': 'https://ror.org/01s5axj25', 'country_code': 'CA', 'type': 'facility', 'lineage': ['https://openalex.org/I1291836623', 'https://openalex.org/I210557978', 'https://openalex.org/I4210130843']}, {'id': 'https://openalex.org/I153718931', 'display_name': 'University of Ottawa', 'ror': 'https://ror.org/03c4mmv16', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I153718931']}, {'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}, {'id': 'https://openalex.org/I1291836623', 'display_name': 'Mount Sinai Hospital', 'ror': 'https://ror.org/05deks119', 'country_code': 'CA', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1291836623', 'https://openalex.org/I4210130843']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'S.G. Matthews', 'raw_affiliation_strings': ['Department of Obstetrics and Gynecology and Cellular and Molecular Medicine, University of Ottawa, 451 Smyth Rd, Ottawa, ON K1H 8M5, Canada.', 'Department of Obstetrics and Gynecology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'Department of Physiology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'Samuel Lunenfeld, Research Institute, Mt. Sinai Hospital, Toronto, ON M5G 1X5, Canada.'], 'affiliations': [{'raw_affiliation_string': 'Samuel Lunenfeld, Research Institute, Mt. Sinai Hospital, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I210557978', 'https://openalex.org/I1291836623']}, {'raw_affiliation_string': 'Department of Obstetrics and Gynecology and Cellular and Molecular Medicine, University of Ottawa, 451 Smyth Rd, Ottawa, ON K1H 8M5, Canada.', 'institution_ids': ['https://openalex.org/I153718931']}, {'raw_affiliation_string': 'Department of Obstetrics and Gynecology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I185261750']}, {'raw_affiliation_string': 'Department of Physiology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I185261750']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5008972130', 'display_name': 'William Gibb', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}, {'id': 'https://openalex.org/I1291836623', 'display_name': 'Mount Sinai Hospital', 'ror': 'https://ror.org/05deks119', 'country_code': 'CA', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1291836623', 'https://openalex.org/I4210130843']}, {'id': 'https://openalex.org/I210557978', 'display_name': 'Lunenfeld-Tanenbaum Research Institute', 'ror': 'https://ror.org/01s5axj25', 'country_code': 'CA', 'type': 'facility', 'lineage': ['https://openalex.org/I1291836623', 'https://openalex.org/I210557978', 'https://openalex.org/I4210130843']}, {'id': 'https://openalex.org/I153718931', 'display_name': 'University of Ottawa', 'ror': 'https://ror.org/03c4mmv16', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I153718931']}], 'countries': ['CA'], 'is_corresponding': False, 'raw_author_name': 'W. Gibb', 'raw_affiliation_strings': ['Department of Obstetrics and Gynecology and Cellular and Molecular Medicine, University of Ottawa, 451 Smyth Rd, Ottawa, ON K1H 8M5, Canada.', 'Department of Obstetrics and Gynecology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'Department of Physiology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'Samuel Lunenfeld, Research Institute, Mt. Sinai Hospital, Toronto, ON M5G 1X5, Canada.'], 'affiliations': [{'raw_affiliation_string': 'Department of Obstetrics and Gynecology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I185261750']}, {'raw_affiliation_string': 'Department of Physiology, University of Toronto, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I185261750']}, {'raw_affiliation_string': 'Samuel Lunenfeld, Research Institute, Mt. Sinai Hospital, Toronto, ON M5G 1X5, Canada.', 'institution_ids': ['https://openalex.org/I1291836623', 'https://openalex.org/I210557978']}, {'raw_affiliation_string': 'Department of Obstetrics and Gynecology and Cellular and Molecular Medicine, University of Ottawa, 451 Smyth Rd, Ottawa, ON K1H 8M5, Canada.', 'institution_ids': ['https://openalex.org/I153718931']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 4, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 2.727, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 124, 'citation_normalized_percentile': {'value': 0.947912, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 97, 'max': 98}, 'biblio': {'volume': '84', 'issue': '12', 'first_page': '1251', 'last_page': '1258'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10570', 'display_name': 'Mechanisms of Multidrug Resistance in Cancer', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/2730', 'display_name': 'Oncology'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10570', 'display_name': 'Mechanisms of Multidrug Resistance in Cancer', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/2730', 'display_name': 'Oncology'}, '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/T12229', 'display_name': 'Prenatal Exposure to Antiepileptic Drugs', 'score': 0.9955, 'subfield': {'id': 'https://openalex.org/subfields/2735', 'display_name': 'Pediatrics, Perinatology and Child Health'}, '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/T11964', 'display_name': 'Effects of Medication on Pregnancy Outcomes', 'score': 0.9817, 'subfield': {'id': 'https://openalex.org/subfields/2739', 'display_name': 'Public Health, Environmental and Occupational Health'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/abcg2', 'display_name': 'Abcg2', 'score': 0.9690436}, {'id': 'https://openalex.org/keywords/syncytiotrophoblast', 'display_name': 'Syncytiotrophoblast', 'score': 0.9554252}, {'id': 'https://openalex.org/keywords/pregnancy', 'display_name': 'Pregnancy', 'score': 0.489761}, {'id': 'https://openalex.org/keywords/fetal-membrane', 'display_name': 'Fetal membrane', 'score': 0.44047892}], 'concepts': [{'id': 'https://openalex.org/C512196', 'wikidata': 'https://www.wikidata.org/wiki/Q4650095', 'display_name': 'Abcg2', 'level': 5, 'score': 0.9690436}, {'id': 'https://openalex.org/C2779315647', 'wikidata': 'https://www.wikidata.org/wiki/Q2745412', 'display_name': 'Syncytiotrophoblast', 'level': 5, 'score': 0.9554252}, {'id': 'https://openalex.org/C2776953305', 'wikidata': 'https://www.wikidata.org/wiki/Q1212935', 'display_name': 'Placenta', 'level': 4, 'score': 0.9130858}, {'id': 'https://openalex.org/C46973012', 'wikidata': 'https://www.wikidata.org/wiki/Q28627', 'display_name': 'Gestation', 'level': 3, 'score': 0.63442343}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.60603654}, {'id': 'https://openalex.org/C172680121', 'wikidata': 'https://www.wikidata.org/wiki/Q26513', 'display_name': 'Fetus', 'level': 3, 'score': 0.5615182}, {'id': 'https://openalex.org/C16685009', 'wikidata': 'https://www.wikidata.org/wiki/Q335057', 'display_name': 'Andrology', 'level': 1, 'score': 0.45210382}, {'id': 'https://openalex.org/C134018914', 'wikidata': 'https://www.wikidata.org/wiki/Q162606', 'display_name': 'Endocrinology', 'level': 1, 'score': 0.4499751}, {'id': 'https://openalex.org/C2780899479', 'wikidata': 'https://www.wikidata.org/wiki/Q5445907', 'display_name': 'Fetal membrane', 'level': 5, 'score': 0.44047892}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.39762452}, {'id': 'https://openalex.org/C2779234561', 'wikidata': 'https://www.wikidata.org/wiki/Q11995', 'display_name': 'Pregnancy', 'level': 2, 'score': 0.3206555}, {'id': 'https://openalex.org/C44312359', 'wikidata': 'https://www.wikidata.org/wiki/Q286958', 'display_name': 'ATP-binding cassette transporter', 'level': 4, 'score': 0.2450065}, {'id': 'https://openalex.org/C149011108', 'wikidata': 'https://www.wikidata.org/wiki/Q652985', 'display_name': 'Transporter', 'level': 3, 'score': 0.21416596}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.16853037}, {'id': 'https://openalex.org/C55493867', 'wikidata': 'https://www.wikidata.org/wiki/Q7094', 'display_name': 'Biochemistry', 'level': 1, 'score': 0.12843937}, {'id': 'https://openalex.org/C104317684', 'wikidata': 'https://www.wikidata.org/wiki/Q7187', 'display_name': 'Gene', 'level': 2, 'score': 0.06246528}, {'id': 'https://openalex.org/C54355233', 'wikidata': 'https://www.wikidata.org/wiki/Q7162', 'display_name': 'Genetics', 'level': 1, 'score': 0.05084777}], 'mesh': [{'descriptor_ui': 'D018528', 'descriptor_name': 'ATP-Binding Cassette Transporters', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': True}, {'descriptor_ui': 'D015870', 'descriptor_name': 'Gene Expression', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D007743', 'descriptor_name': 'Labor, Obstetric', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': True}, {'descriptor_ui': 'D009363', 'descriptor_name': 'Neoplasm Proteins', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': True}, {'descriptor_ui': 'D010920', 'descriptor_name': 'Placenta', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': True}, {'descriptor_ui': 'D000070997', 'descriptor_name': 'ATP Binding Cassette Transporter, Subfamily G, Member 2', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D018528', 'descriptor_name': 'ATP-Binding Cassette Transporters', 'qualifier_ui': 'Q000235', 'qualifier_name': 'genetics', 'is_major_topic': False}, {'descriptor_ui': 'D018528', 'descriptor_name': 'ATP-Binding Cassette Transporters', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001808', 'descriptor_name': 'Blood Vessels', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001808', 'descriptor_name': 'Blood Vessels', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': False}, {'descriptor_ui': 'D015153', 'descriptor_name': 'Blotting, Western', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005260', 'descriptor_name': 'Female', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005865', 'descriptor_name': 'Gestational Age', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006801', 'descriptor_name': 'Humans', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007743', 'descriptor_name': 'Labor, Obstetric', 'qualifier_ui': 'Q000235', 'qualifier_name': 'genetics', 'is_major_topic': False}, {'descriptor_ui': 'D007743', 'descriptor_name': 'Labor, Obstetric', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D009363', 'descriptor_name': 'Neoplasm Proteins', 'qualifier_ui': 'Q000235', 'qualifier_name': 'genetics', 'is_major_topic': False}, {'descriptor_ui': 'D009363', 'descriptor_name': 'Neoplasm Proteins', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010920', 'descriptor_name': 'Placenta', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010920', 'descriptor_name': 'Placenta', 'qualifier_ui': 'Q000098', 'qualifier_name': 'blood supply', 'is_major_topic': False}, {'descriptor_ui': 'D011247', 'descriptor_name': 'Pregnancy', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012333', 'descriptor_name': 'RNA, Messenger', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': False}, {'descriptor_ui': 'D012333', 'descriptor_name': 'RNA, Messenger', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D020133', 'descriptor_name': 'Reverse Transcriptase Polymerase Chain Reaction', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014327', 'descriptor_name': 'Trophoblasts', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014327', 'descriptor_name': 'Trophoblasts', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1139/y06-078', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S82722058', 'display_name': 'Canadian Journal of Physiology and Pharmacology', 'issn_l': '0008-4212', 'issn': ['0008-4212', '1205-7541'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310313060', 'host_organization_name': 'NRC Research Press', 'host_organization_lineage': ['https://openalex.org/P4310313060'], 'host_organization_lineage_names': ['NRC Research Press'], '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/17487233', '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': [{'score': 0.59, 'id': 'https://metadata.un.org/sdg/3', 'display_name': 'Good health and well-being'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 31, 'referenced_works': ['https://openalex.org/W1854805603', 'https://openalex.org/W1910056530', 'https://openalex.org/W1963895296', 'https://openalex.org/W1968108412', 'https://openalex.org/W1978953108', 'https://openalex.org/W1988172699', 'https://openalex.org/W1990895096', 'https://openalex.org/W1993494709', 'https://openalex.org/W2008790922', 'https://openalex.org/W2021031411', 'https://openalex.org/W2022853346', 'https://openalex.org/W2036843484', 'https://openalex.org/W2050767064', 'https://openalex.org/W2063248963', 'https://openalex.org/W2070691527', 'https://openalex.org/W2078016671', 'https://openalex.org/W2084482244', 'https://openalex.org/W2104409728', 'https://openalex.org/W2104711019', 'https://openalex.org/W2113283528', 'https://openalex.org/W2117543305', 'https://openalex.org/W2118207487', 'https://openalex.org/W2118386164', 'https://openalex.org/W2118799685', 'https://openalex.org/W2130842658', 'https://openalex.org/W2142024216', 'https://openalex.org/W2157466320', 'https://openalex.org/W2264818022', 'https://openalex.org/W2414957002', 'https://openalex.org/W3113018316', 'https://openalex.org/W4235607015'], 'related_works': ['https://openalex.org/W4213368982', 'https://openalex.org/W3168070089', 'https://openalex.org/W3108178219', 'https://openalex.org/W2316928384', 'https://openalex.org/W2121208009', 'https://openalex.org/W2063078815', 'https://openalex.org/W2056340985', 'https://openalex.org/W2039466440', 'https://openalex.org/W2021031411', 'https://openalex.org/W1965127293'], 'abstract_inverted_index': {'Breast': [0], 'cancer': [1, 19], 'resistance': [2, 8], 'protein,': [3], 'BCRP,': [4], 'is': [5, 11, 54, 158], 'a': [6, 25, 55], 'multidrug': [7], 'protein': [9, 22, 146], 'that': [10, 43, 68, 75, 123, 144, 156], 'highly': [12], 'expressed': [13], 'in': [14, 39, 44, 50, 58, 61, 69, 99, 129, 167], 'the': [15, 45, 51, 59, 70, 79, 93, 100, 124, 130, 145, 150, 161, 164, 173, 177], 'human': [16, 101], 'placenta.': [17, 174], 'In': [18], 'tissues,': [20], 'this': [21, 88], 'actively': [23], 'extrudes': [24, 73], 'wide': [26], 'variety': [27], 'of': [28, 47, 87, 97, 114, 127, 152, 163, 180], 'chemically': [29], 'and': [30, 35, 95, 111, 166], 'structurally': [31], 'unrelated': [32], 'chemotherapeutic': [33], 'drugs': [34], 'other': [36], 'compounds.': [37], 'Studies': [38], 'mice': [40], 'have': [41], 'shown': [42], 'absence': [46], 'BCRP': [48, 62, 72, 98, 128, 157, 186], 'activity': [49], 'placenta,': [52, 71], 'there': [53], '2-fold': [56], 'increase': [57], 'uptake': [60], 'substrates': [63], 'into': [64, 82], 'fetus.': [65], 'This': [66], 'suggests': [67], 'compounds': [74], 'would': [76], 'otherwise': [77], 'cross': [78], 'syncytiotrophoblast': [80, 162], 'cells': [81], 'fetal': [83, 169], 'circulation.': [84], 'The': [85], 'purpose': [86], 'study': [89], 'was': [90], 'to': [91, 160], 'examine': [92], 'expression': [94], 'localization': [96], 'placenta': [102, 131, 165], 'throughout': [103], 'gestation.': [104, 153], 'Tissues': [105, 175], 'from': [106, 176], '6–13,': [107], '16–19,': [108], '24–29,': [109], '32–35,': [110], '38–41': [112], 'weeks': [113], 'gestation': [115, 137], 'were': [116], 'used.': [117], 'Real': [118], 'time': [119], 'RT-PCR': [120], 'analysis': [121, 142], 'demonstrated': [122, 155], 'mRNA': [125], 'levels': [126, 147], 'do': [132], 'not': [133], 'change': [134], 'significantly': [135], 'as': [136], 'progressed.': [138], 'However,': [139], 'Western': [140], 'blot': [141], 'revealed': [143], 'increased': [148], 'towards': [149], 'end': [151], 'We': [154], 'localized': [159], 'some': [168], 'blood': [170, 188], 'vessels': [171, 189], 'within': [172], 'early': [178], 'stages': [179], 'pregnancy': [181], '(6–13': [182], 'weeks)': [183], 'showed': [184], 'fewer': [185], 'positive': [187], 'than': [190], 'term': [191], 'tissues': [192], '(38–41': [193], 'weeks).': [194]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1965127293', 'counts_by_year': [{'year': 2024, 'cited_by_count': 1}, {'year': 2023, 'cited_by_count': 6}, {'year': 2022, 'cited_by_count': 9}, {'year': 2021, 'cited_by_count': 6}, {'year': 2020, 'cited_by_count': 5}, {'year': 2019, 'cited_by_count': 7}, {'year': 2018, 'cited_by_count': 14}, {'year': 2017, 'cited_by_count': 6}, {'year': 2016, 'cited_by_count': 3}, {'year': 2015, 'cited_by_count': 8}, {'year': 2014, 'cited_by_count': 9}, {'year': 2013, 'cited_by_count': 7}, {'year': 2012, 'cited_by_count': 7}], 'updated_date': '2024-09-24T14:55:01.986188', 'created_date': '2016-06-24'}