Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W1976881822', 'doi': 'https://doi.org/10.1021/jf030174a', 'title': 'Profiling and Quantification of Isoflavonoids in Kudzu Dietary Supplements by High-Performance Liquid Chromatography and Electrospray Ionization Tandem Mass Spectrometry', 'display_name': 'Profiling and Quantification of Isoflavonoids in Kudzu Dietary Supplements by High-Performance Liquid Chromatography and Electrospray Ionization Tandem Mass Spectrometry', 'publication_year': 2003, 'publication_date': '2003-06-10', 'ids': {'openalex': 'https://openalex.org/W1976881822', 'doi': 'https://doi.org/10.1021/jf030174a', 'mag': '1976881822', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/12848487'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1021/jf030174a', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S134644764', 'display_name': 'Journal of Agricultural and Food Chemistry', 'issn_l': '0021-8561', 'issn': ['0021-8561', '1520-5118'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320006', 'host_organization_name': 'American Chemical Society', 'host_organization_lineage': ['https://openalex.org/P4310320006'], 'host_organization_lineage_names': ['American Chemical Society'], '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/A5001874713', 'display_name': 'Jeevan K. Prasain', 'orcid': 'https://orcid.org/0000-0001-9656-8570'}, 'institutions': [{'id': 'https://openalex.org/I32389192', 'display_name': 'University of Alabama at Birmingham', 'ror': 'https://ror.org/008s83205', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I32389192']}, {'id': 'https://openalex.org/I219193219', 'display_name': 'Purdue University West Lafayette', 'ror': 'https://ror.org/02dqehb95', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I219193219']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Jeevan K. Prasain', 'raw_affiliation_strings': ['Department of Pharmacology and Toxicology, Purdue−UAB Botanicals Center for Age-Related Disease, and Comprehensive Cancer Center Mass Spectrometry Shared Facility, University of Alabama at Birmingham, Birmingham, Alabama 35294, and Department of Foods and Nutrition, Purdue University, West Lafayette, Indiana 47907'], 'affiliations': [{'raw_affiliation_string': 'Department of Pharmacology and Toxicology, Purdue−UAB Botanicals Center for Age-Related Disease, and Comprehensive Cancer Center Mass Spectrometry Shared Facility, University of Alabama at Birmingham, Birmingham, Alabama 35294, and Department of Foods and Nutrition, Purdue University, West Lafayette, Indiana 47907', 'institution_ids': ['https://openalex.org/I32389192', 'https://openalex.org/I219193219']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5044551328', 'display_name': 'Kenneth Jones', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I32389192', 'display_name': 'University of Alabama at Birmingham', 'ror': 'https://ror.org/008s83205', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I32389192']}, {'id': 'https://openalex.org/I219193219', 'display_name': 'Purdue University West Lafayette', 'ror': 'https://ror.org/02dqehb95', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I219193219']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Kenneth Jones', 'raw_affiliation_strings': ['Department of Pharmacology and Toxicology, Purdue−UAB Botanicals Center for Age-Related Disease, and Comprehensive Cancer Center Mass Spectrometry Shared Facility, University of Alabama at Birmingham, Birmingham, Alabama 35294, and Department of Foods and Nutrition, Purdue University, West Lafayette, Indiana 47907'], 'affiliations': [{'raw_affiliation_string': 'Department of Pharmacology and Toxicology, Purdue−UAB Botanicals Center for Age-Related Disease, and Comprehensive Cancer Center Mass Spectrometry Shared Facility, University of Alabama at Birmingham, Birmingham, Alabama 35294, and Department of Foods and Nutrition, Purdue University, West Lafayette, Indiana 47907', 'institution_ids': ['https://openalex.org/I32389192', 'https://openalex.org/I219193219']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5081875676', 'display_name': 'Marion Kirk', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I32389192', 'display_name': 'University of Alabama at Birmingham', 'ror': 'https://ror.org/008s83205', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I32389192']}, {'id': 'https://openalex.org/I219193219', 'display_name': 'Purdue University West Lafayette', 'ror': 'https://ror.org/02dqehb95', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I219193219']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Marion Kirk', 'raw_affiliation_strings': ['Department of Pharmacology and Toxicology, Purdue−UAB Botanicals Center for Age-Related Disease, and Comprehensive Cancer Center Mass Spectrometry Shared Facility, University of Alabama at Birmingham, Birmingham, Alabama 35294, and Department of Foods and Nutrition, Purdue University, West Lafayette, Indiana 47907'], 'affiliations': [{'raw_affiliation_string': 'Department of Pharmacology and Toxicology, Purdue−UAB Botanicals Center for Age-Related Disease, and Comprehensive Cancer Center Mass Spectrometry Shared Facility, University of Alabama at Birmingham, Birmingham, Alabama 35294, and Department of Foods and Nutrition, Purdue University, West Lafayette, Indiana 47907', 'institution_ids': ['https://openalex.org/I32389192', 'https://openalex.org/I219193219']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5066875639', 'display_name': 'Landon Wilson', 'orcid': 'https://orcid.org/0000-0002-0246-6491'}, 'institutions': [{'id': 'https://openalex.org/I32389192', 'display_name': 'University of Alabama at Birmingham', 'ror': 'https://ror.org/008s83205', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I32389192']}, {'id': 'https://openalex.org/I219193219', 'display_name': 'Purdue University West Lafayette', 'ror': 'https://ror.org/02dqehb95', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I219193219']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Landon Wilson', 'raw_affiliation_strings': ['Department of Pharmacology and Toxicology, Purdue−UAB Botanicals Center for Age-Related Disease, and Comprehensive Cancer Center Mass Spectrometry Shared Facility, University of Alabama at Birmingham, Birmingham, Alabama 35294, and Department of Foods and Nutrition, Purdue University, West Lafayette, Indiana 47907'], 'affiliations': [{'raw_affiliation_string': 'Department of Pharmacology and Toxicology, Purdue−UAB Botanicals Center for Age-Related Disease, and Comprehensive Cancer Center Mass Spectrometry Shared Facility, University of Alabama at Birmingham, Birmingham, Alabama 35294, and Department of Foods and Nutrition, Purdue University, West Lafayette, Indiana 47907', 'institution_ids': ['https://openalex.org/I32389192', 'https://openalex.org/I219193219']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5087391970', 'display_name': 'Michelle Smith-Johnson', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I32389192', 'display_name': 'University of Alabama at Birmingham', 'ror': 'https://ror.org/008s83205', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I32389192']}, {'id': 'https://openalex.org/I219193219', 'display_name': 'Purdue University West Lafayette', 'ror': 'https://ror.org/02dqehb95', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I219193219']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Michelle Smith-Johnson', 'raw_affiliation_strings': ['Department of Pharmacology and Toxicology, Purdue−UAB Botanicals Center for Age-Related Disease, and Comprehensive Cancer Center Mass Spectrometry Shared Facility, University of Alabama at Birmingham, Birmingham, Alabama 35294, and Department of Foods and Nutrition, Purdue University, West Lafayette, Indiana 47907'], 'affiliations': [{'raw_affiliation_string': 'Department of Pharmacology and Toxicology, Purdue−UAB Botanicals Center for Age-Related Disease, and Comprehensive Cancer Center Mass Spectrometry Shared Facility, University of Alabama at Birmingham, Birmingham, Alabama 35294, and Department of Foods and Nutrition, Purdue University, West Lafayette, Indiana 47907', 'institution_ids': ['https://openalex.org/I32389192', 'https://openalex.org/I219193219']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5072020842', 'display_name': 'Connie M. Weaver', 'orcid': 'https://orcid.org/0000-0002-5450-9609'}, 'institutions': [{'id': 'https://openalex.org/I219193219', 'display_name': 'Purdue University West Lafayette', 'ror': 'https://ror.org/02dqehb95', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I219193219']}, {'id': 'https://openalex.org/I32389192', 'display_name': 'University of Alabama at Birmingham', 'ror': 'https://ror.org/008s83205', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I32389192']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Connie Weaver', 'raw_affiliation_strings': ['Department of Pharmacology and Toxicology, Purdue−UAB Botanicals Center for Age-Related Disease, and Comprehensive Cancer Center Mass Spectrometry Shared Facility, University of Alabama at Birmingham, Birmingham, Alabama 35294, and Department of Foods and Nutrition, Purdue University, West Lafayette, Indiana 47907'], 'affiliations': [{'raw_affiliation_string': 'Department of Pharmacology and Toxicology, Purdue−UAB Botanicals Center for Age-Related Disease, and Comprehensive Cancer Center Mass Spectrometry Shared Facility, University of Alabama at Birmingham, Birmingham, Alabama 35294, and Department of Foods and Nutrition, Purdue University, West Lafayette, Indiana 47907', 'institution_ids': ['https://openalex.org/I219193219', 'https://openalex.org/I32389192']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5011003263', 'display_name': 'Stephen Barnes', 'orcid': 'https://orcid.org/0000-0001-6837-1674'}, 'institutions': [{'id': 'https://openalex.org/I32389192', 'display_name': 'University of Alabama at Birmingham', 'ror': 'https://ror.org/008s83205', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I32389192']}, {'id': 'https://openalex.org/I219193219', 'display_name': 'Purdue University West Lafayette', 'ror': 'https://ror.org/02dqehb95', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I219193219']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Stephen Barnes', 'raw_affiliation_strings': ['Department of Pharmacology and Toxicology, Purdue−UAB Botanicals Center for Age-Related Disease, and Comprehensive Cancer Center Mass Spectrometry Shared Facility, University of Alabama at Birmingham, Birmingham, Alabama 35294, and Department of Foods and Nutrition, Purdue University, West Lafayette, Indiana 47907'], 'affiliations': [{'raw_affiliation_string': 'Department of Pharmacology and Toxicology, Purdue−UAB Botanicals Center for Age-Related Disease, and Comprehensive Cancer Center Mass Spectrometry Shared Facility, University of Alabama at Birmingham, Birmingham, Alabama 35294, and Department of Foods and Nutrition, Purdue University, West Lafayette, Indiana 47907', 'institution_ids': ['https://openalex.org/I32389192', 'https://openalex.org/I219193219']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 7.573, 'has_fulltext': False, 'cited_by_count': 176, 'citation_normalized_percentile': {'value': 0.999863, 'is_in_top_1_percent': True, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 97, 'max': 98}, 'biblio': {'volume': '51', 'issue': '15', 'first_page': '4213', 'last_page': '4218'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T11318', 'display_name': 'Health Effects of Soy Isoflavones and Phytoestrogens', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/2734', 'display_name': 'Pathology and Forensic Medicine'}, '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/T11318', 'display_name': 'Health Effects of Soy Isoflavones and Phytoestrogens', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/2734', 'display_name': 'Pathology and Forensic 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/T11411', 'display_name': 'Health Effects of Tea Polyphenols', 'score': 0.9938, 'subfield': {'id': 'https://openalex.org/subfields/2734', 'display_name': 'Pathology and Forensic 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/T12385', 'display_name': 'Korean Traditional Food and Health Science', 'score': 0.9911, 'subfield': {'id': 'https://openalex.org/subfields/1106', 'display_name': 'Food 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'}}], 'keywords': [{'id': 'https://openalex.org/keywords/daidzin', 'display_name': 'Daidzin', 'score': 0.9037907}, {'id': 'https://openalex.org/keywords/kudzu', 'display_name': 'Kudzu', 'score': 0.78808844}, {'id': 'https://openalex.org/keywords/puerarin', 'display_name': 'Puerarin', 'score': 0.7267094}, {'id': 'https://openalex.org/keywords/isoflavonoid', 'display_name': 'Isoflavonoid', 'score': 0.64661276}, {'id': 'https://openalex.org/keywords/genistin', 'display_name': 'Genistin', 'score': 0.56176966}, {'id': 'https://openalex.org/keywords/quality-characteristics', 'display_name': 'Quality Characteristics', 'score': 0.463929}], 'concepts': [{'id': 'https://openalex.org/C2777452348', 'wikidata': 'https://www.wikidata.org/wiki/Q3814656', 'display_name': 'Daidzin', 'level': 4, 'score': 0.9037907}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.8494976}, {'id': 'https://openalex.org/C2778556233', 'wikidata': 'https://www.wikidata.org/wiki/Q15525444', 'display_name': 'Kudzu', 'level': 4, 'score': 0.78808844}, {'id': 'https://openalex.org/C43617362', 'wikidata': 'https://www.wikidata.org/wiki/Q170050', 'display_name': 'Chromatography', 'level': 1, 'score': 0.73552907}, {'id': 'https://openalex.org/C2778356392', 'wikidata': 'https://www.wikidata.org/wiki/Q4392082', 'display_name': 'Puerarin', 'level': 3, 'score': 0.7267094}, {'id': 'https://openalex.org/C40684141', 'wikidata': 'https://www.wikidata.org/wiki/Q902061', 'display_name': 'Electrospray ionization', 'level': 3, 'score': 0.6949842}, {'id': 'https://openalex.org/C31827203', 'wikidata': 'https://www.wikidata.org/wiki/Q874296', 'display_name': 'Tandem mass spectrometry', 'level': 3, 'score': 0.6661575}, {'id': 'https://openalex.org/C162356407', 'wikidata': 'https://www.wikidata.org/wiki/Q180809', 'display_name': 'Mass spectrometry', 'level': 2, 'score': 0.6472003}, {'id': 'https://openalex.org/C2778379183', 'wikidata': 'https://www.wikidata.org/wiki/Q3234924', 'display_name': 'Isoflavonoid', 'level': 4, 'score': 0.64661276}, {'id': 'https://openalex.org/C194451485', 'wikidata': 'https://www.wikidata.org/wiki/Q1327575', 'display_name': 'Electrospray', 'level': 3, 'score': 0.5956297}, {'id': 'https://openalex.org/C2777504804', 'wikidata': 'https://www.wikidata.org/wiki/Q5533221', 'display_name': 'Genistin', 'level': 4, 'score': 0.56176966}, {'id': 'https://openalex.org/C179998833', 'wikidata': 'https://www.wikidata.org/wiki/Q381233', 'display_name': 'High-performance liquid chromatography', 'level': 2, 'score': 0.5347278}, {'id': 'https://openalex.org/C2779705811', 'wikidata': 'https://www.wikidata.org/wiki/Q412519', 'display_name': 'Isoflavones', 'level': 2, 'score': 0.47041348}, {'id': 'https://openalex.org/C64489805', 'wikidata': 'https://www.wikidata.org/wiki/Q873864', 'display_name': 'Liquid chromatography–mass spectrometry', 'level': 3, 'score': 0.43983665}, {'id': 'https://openalex.org/C2780955279', 'wikidata': 'https://www.wikidata.org/wiki/Q408732', 'display_name': 'Daidzein', 'level': 3, 'score': 0.34535298}, {'id': 'https://openalex.org/C2779054382', 'wikidata': 'https://www.wikidata.org/wiki/Q72185287', 'display_name': 'Flavonoid', 'level': 3, 'score': 0.24775004}, {'id': 'https://openalex.org/C55493867', 'wikidata': 'https://www.wikidata.org/wiki/Q7094', 'display_name': 'Biochemistry', 'level': 1, 'score': 0.07452953}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C204787440', 'wikidata': 'https://www.wikidata.org/wiki/Q188504', 'display_name': 'Alternative medicine', 'level': 2, 'score': 0.0}, {'id': 'https://openalex.org/C188947578', 'wikidata': 'https://www.wikidata.org/wiki/Q200253', 'display_name': 'Traditional Chinese medicine', 'level': 3, 'score': 0.0}, {'id': 'https://openalex.org/C142724271', 'wikidata': 'https://www.wikidata.org/wiki/Q7208', 'display_name': 'Pathology', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C2778298627', 'wikidata': 'https://www.wikidata.org/wiki/Q415957', 'display_name': 'Genistein', 'level': 2, 'score': 0.0}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C2778004101', 'wikidata': 'https://www.wikidata.org/wiki/Q133948', 'display_name': 'Antioxidant', 'level': 2, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D002851', 'descriptor_name': 'Chromatography, High Pressure Liquid', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D019587', 'descriptor_name': 'Dietary Supplements', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': True}, {'descriptor_ui': 'D007529', 'descriptor_name': 'Isoflavones', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': True}, {'descriptor_ui': 'D029908', 'descriptor_name': 'Pueraria', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': True}, {'descriptor_ui': 'D021241', 'descriptor_name': 'Spectrometry, Mass, Electrospray Ionization', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D019587', 'descriptor_name': 'Dietary Supplements', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007529', 'descriptor_name': 'Isoflavones', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D029908', 'descriptor_name': 'Pueraria', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1021/jf030174a', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S134644764', 'display_name': 'Journal of Agricultural and Food Chemistry', 'issn_l': '0021-8561', 'issn': ['0021-8561', '1520-5118'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320006', 'host_organization_name': 'American Chemical Society', 'host_organization_lineage': ['https://openalex.org/P4310320006'], 'host_organization_lineage_names': ['American Chemical Society'], '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/12848487', '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': 'Clean water and sanitation', 'score': 0.42, 'id': 'https://metadata.un.org/sdg/6'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 16, 'referenced_works': ['https://openalex.org/W118881033', 'https://openalex.org/W1854118852', 'https://openalex.org/W1959428162', 'https://openalex.org/W1967677446', 'https://openalex.org/W1970306797', 'https://openalex.org/W1972065785', 'https://openalex.org/W1976003343', 'https://openalex.org/W1981725201', 'https://openalex.org/W1982147137', 'https://openalex.org/W1994277690', 'https://openalex.org/W2024828220', 'https://openalex.org/W2030122099', 'https://openalex.org/W2045677809', 'https://openalex.org/W2077343690', 'https://openalex.org/W2085468181', 'https://openalex.org/W2144981800'], 'related_works': ['https://openalex.org/W3135571977', 'https://openalex.org/W3006121182', 'https://openalex.org/W2329607334', 'https://openalex.org/W2166079052', 'https://openalex.org/W2148570003', 'https://openalex.org/W2077568509', 'https://openalex.org/W2031576645', 'https://openalex.org/W1976881822', 'https://openalex.org/W1963813548', 'https://openalex.org/W171762829'], 'abstract_inverted_index': {'The': [0, 57, 133], 'kudzu': [1, 15, 53], 'vine': [2], '(Pueraria': [3], 'sp.)': [4], 'is': [5, 103], 'a': [6], 'rich': [7], 'source': [8], 'of': [9, 50, 60, 64, 70, 95, 116, 125, 135, 141], 'isoflavones.': [10], 'Dietary': [11], 'supplements': [12, 55], 'based': [13], 'on': [14], 'have': [16, 130], 'become': [17], 'commercially': [18, 142, 162], 'available.': [19], 'In': [20], 'the': [21, 46, 61, 71, 93, 104, 114, 122, 138, 155], 'present': [22], 'study,': [23], 'liquid': [24], 'chromatography': [25], 'coupled': [26], 'with': [27], 'negative': [28], 'and': [29, 37, 48, 119, 127], 'positive': [30], 'electrospray': [31], 'ionization': [32], 'tandem': [33], 'mass': [34], 'spectrometry': [35], '(MS/MS)': [36], 'diode': [38], 'array': [39], 'detection': [40, 47, 115], '(DAD)': [41], 'has': [42], 'been': [43, 131], 'used': [44], 'for': [45, 107, 113], 'characterization': [49], 'isoflavonoids': [51, 136], 'in': [52, 83, 121, 137, 161], 'dietary': [54], '(KDS).': [56], 'MS/MS': [58], 'spectrum': [59], 'protonated': [62], 'ion': [63, 82, 86, 106], 'puerarin': [65], 'showed': [66], 'characteristic': [67], 'product': [68, 85], 'ions': [69], 'C-glycoside': [72], 'unit': [73], 'itself,': [74], 'whereas': [75], 'daidzin': [76], 'generated': [77], 'an': [78], 'abundant': [79, 157], 'Y(0)(+)': [80], 'aglycon': [81], 'its': [84], 'spectrum.': [87], 'A': [88], 'base': [89], 'peak': [90], 'due': [91], 'to': [92], 'loss': [94, 110], '120': [96], 'Da': [97], '[M': [98], '+': [99], 'H': [100], '-': [101], '120](+)': [102], 'diagnostic': [105], 'C-glycosides.': [108], 'Neutral': [109], 'scans': [111], 'allowed': [112], 'other': [117], 'C-': [118], 'O-glycosides': [120], 'methanolic': [123, 139], 'extract': [124, 140], 'KDS,': [126], 'their': [128], 'structures': [129], 'proposed.': [132], 'concentration': [134], 'available': [143, 163], 'KDS': [144], 'was': [145, 154], 'quantified': [146], 'by': [147], 'using': [148], 'DAD-HPLC.': [149], 'Puerarin,': [150], 'rather': [151], 'than': [152], 'daidzin,': [153], 'most': [156], 'component': [158], '(8.44-30.60': [159], 'mg/capsule)': [160], 'KDS.': [164]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1976881822', 'counts_by_year': [{'year': 2024, 'cited_by_count': 6}, {'year': 2023, 'cited_by_count': 5}, {'year': 2022, 'cited_by_count': 7}, {'year': 2021, 'cited_by_count': 10}, {'year': 2020, 'cited_by_count': 5}, {'year': 2019, 'cited_by_count': 5}, {'year': 2018, 'cited_by_count': 10}, {'year': 2017, 'cited_by_count': 6}, {'year': 2016, 'cited_by_count': 7}, {'year': 2015, 'cited_by_count': 13}, {'year': 2014, 'cited_by_count': 11}, {'year': 2013, 'cited_by_count': 5}, {'year': 2012, 'cited_by_count': 5}], 'updated_date': '2024-09-19T22:00:43.052321', 'created_date': '2016-06-24'}