Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2081414343', 'doi': 'https://doi.org/10.1515/znc-2004-11-1208', 'title': 'DPPH Free Radical Scavenger Components from the Fruits of Alpinia rafflesiana Wall. ex. Bak. (Zingiberaceae)', 'display_name': 'DPPH Free Radical Scavenger Components from the Fruits of Alpinia rafflesiana Wall. ex. Bak. (Zingiberaceae)', 'publication_year': 2004, 'publication_date': '2004-12-01', 'ids': {'openalex': 'https://openalex.org/W2081414343', 'doi': 'https://doi.org/10.1515/znc-2004-11-1208', 'mag': '2081414343', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/15666539'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1515/znc-2004-11-1208', 'pdf_url': 'https://www.degruyter.com/document/doi/10.1515/znc-2004-11-1208/pdf', 'source': {'id': 'https://openalex.org/S67401564', 'display_name': 'Zeitschrift für Naturforschung C', 'issn_l': '0939-5075', 'issn': ['0939-5075', '1865-7125'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310313990', 'host_organization_name': 'De Gruyter', 'host_organization_lineage': ['https://openalex.org/P4310313990'], 'host_organization_lineage_names': ['De Gruyter'], 'type': 'journal'}, 'license': 'cc-by-nc-nd', 'license_id': 'https://openalex.org/licenses/cc-by-nc-nd', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], 'open_access': {'is_oa': True, 'oa_status': 'hybrid', 'oa_url': 'https://www.degruyter.com/document/doi/10.1515/znc-2004-11-1208/pdf', 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5026297618', 'display_name': 'Habsah Mohamad', 'orcid': 'https://orcid.org/0000-0003-0905-0410'}, 'institutions': [{'id': 'https://openalex.org/I130343225', 'display_name': 'Universiti Putra Malaysia', 'ror': 'https://ror.org/02e91jd64', 'country_code': 'MY', 'type': 'education', 'lineage': ['https://openalex.org/I130343225']}], 'countries': ['MY'], 'is_corresponding': False, 'raw_author_name': 'Habsah Mohamad', 'raw_affiliation_strings': ['Laboratory of Natural Products, Institute of Bioscience, University Putra Malaysia, 43400 Serdang, Selangor, Malaysia'], 'affiliations': [{'raw_affiliation_string': 'Laboratory of Natural Products, Institute of Bioscience, University Putra Malaysia, 43400 Serdang, Selangor, Malaysia', 'institution_ids': ['https://openalex.org/I130343225']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5018364978', 'display_name': 'Faridah Abas', 'orcid': 'https://orcid.org/0000-0002-8110-9424'}, 'institutions': [{'id': 'https://openalex.org/I130343225', 'display_name': 'Universiti Putra Malaysia', 'ror': 'https://ror.org/02e91jd64', 'country_code': 'MY', 'type': 'education', 'lineage': ['https://openalex.org/I130343225']}], 'countries': ['MY'], 'is_corresponding': False, 'raw_author_name': 'Faridah Abas', 'raw_affiliation_strings': ['Laboratory of Natural Products, Institute of Bioscience, University Putra Malaysia, 43400 Serdang, Selangor, Malaysia'], 'affiliations': [{'raw_affiliation_string': 'Laboratory of Natural Products, Institute of Bioscience, University Putra Malaysia, 43400 Serdang, Selangor, Malaysia', 'institution_ids': ['https://openalex.org/I130343225']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5081714074', 'display_name': 'Dharma Permana', 'orcid': 'https://orcid.org/0000-0002-6507-3492'}, 'institutions': [{'id': 'https://openalex.org/I130343225', 'display_name': 'Universiti Putra Malaysia', 'ror': 'https://ror.org/02e91jd64', 'country_code': 'MY', 'type': 'education', 'lineage': ['https://openalex.org/I130343225']}], 'countries': ['MY'], 'is_corresponding': False, 'raw_author_name': 'Dharma Permana', 'raw_affiliation_strings': ['Laboratory of Natural Products, Institute of Bioscience, University Putra Malaysia, 43400 Serdang, Selangor, Malaysia'], 'affiliations': [{'raw_affiliation_string': 'Laboratory of Natural Products, Institute of Bioscience, University Putra Malaysia, 43400 Serdang, Selangor, Malaysia', 'institution_ids': ['https://openalex.org/I130343225']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5110456392', 'display_name': 'Nordin H. Lajis', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I130343225', 'display_name': 'Universiti Putra Malaysia', 'ror': 'https://ror.org/02e91jd64', 'country_code': 'MY', 'type': 'education', 'lineage': ['https://openalex.org/I130343225']}], 'countries': ['MY'], 'is_corresponding': True, 'raw_author_name': 'Nordin H. Lajis', 'raw_affiliation_strings': ['Laboratory of Natural Products, Institute of Bioscience, University Putra Malaysia, 43400 Serdang, Selangor, Malaysia'], 'affiliations': [{'raw_affiliation_string': 'Laboratory of Natural Products, Institute of Bioscience, University Putra Malaysia, 43400 Serdang, Selangor, Malaysia', 'institution_ids': ['https://openalex.org/I130343225']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5072924813', 'display_name': 'Abdul Manaf Ali', 'orcid': 'https://orcid.org/0000-0002-9443-5421'}, 'institutions': [{'id': 'https://openalex.org/I130343225', 'display_name': 'Universiti Putra Malaysia', 'ror': 'https://ror.org/02e91jd64', 'country_code': 'MY', 'type': 'education', 'lineage': ['https://openalex.org/I130343225']}], 'countries': ['MY'], 'is_corresponding': False, 'raw_author_name': 'Abdul Manaf Ali', 'raw_affiliation_strings': ['Department of Biotechnology,University Putra Malaysia, 43400 Serdang, Selangor, Malaysia'], 'affiliations': [{'raw_affiliation_string': 'Department of Biotechnology,University Putra Malaysia, 43400 Serdang, Selangor, Malaysia', 'institution_ids': ['https://openalex.org/I130343225']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5025171470', 'display_name': 'Mohd Aspollah Sukari', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I130343225', 'display_name': 'Universiti Putra Malaysia', 'ror': 'https://ror.org/02e91jd64', 'country_code': 'MY', 'type': 'education', 'lineage': ['https://openalex.org/I130343225']}], 'countries': ['MY'], 'is_corresponding': False, 'raw_author_name': 'Mohd Aspollah Sukari', 'raw_affiliation_strings': ['Department of Chemistry, University Putra Malaysia, 43400 Serdang, Selangor, Malaysia'], 'affiliations': [{'raw_affiliation_string': 'Department of Chemistry, University Putra Malaysia, 43400 Serdang, Selangor, Malaysia', 'institution_ids': ['https://openalex.org/I130343225']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5111837457', 'display_name': 'Taufiq Yap Yun Hin', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I130343225', 'display_name': 'Universiti Putra Malaysia', 'ror': 'https://ror.org/02e91jd64', 'country_code': 'MY', 'type': 'education', 'lineage': ['https://openalex.org/I130343225']}], 'countries': ['MY'], 'is_corresponding': False, 'raw_author_name': 'Taufiq Y. Y. Hin', 'raw_affiliation_strings': ['Department of Chemistry, University Putra Malaysia, 43400 Serdang, Selangor, Malaysia'], 'affiliations': [{'raw_affiliation_string': 'Department of Chemistry, University Putra Malaysia, 43400 Serdang, Selangor, Malaysia', 'institution_ids': ['https://openalex.org/I130343225']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5028270585', 'display_name': 'Hiroe Kikuzaki', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I317356780', 'display_name': 'Osaka City University', 'ror': 'https://ror.org/02skfsw40', 'country_code': 'JP', 'type': 'education', 'lineage': ['https://openalex.org/I317356780']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Hiroe Kikuzaki', 'raw_affiliation_strings': ['Food Chemistry, Graduate School of Human Life Science, Osaka City University, 3-3-138, Sugimoto, Sumiyoshi, Osaka, Japan'], 'affiliations': [{'raw_affiliation_string': 'Food Chemistry, Graduate School of Human Life Science, Osaka City University, 3-3-138, Sugimoto, Sumiyoshi, Osaka, Japan', 'institution_ids': ['https://openalex.org/I317356780']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5036631211', 'display_name': 'Nobuji Nakatani', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I317356780', 'display_name': 'Osaka City University', 'ror': 'https://ror.org/02skfsw40', 'country_code': 'JP', 'type': 'education', 'lineage': ['https://openalex.org/I317356780']}], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Nobuji Nakatani', 'raw_affiliation_strings': ['Food Chemistry, Graduate School of Human Life Science, Osaka City University, 3-3-138, Sugimoto, Sumiyoshi, Osaka, Japan'], 'affiliations': [{'raw_affiliation_string': 'Food Chemistry, Graduate School of Human Life Science, Osaka City University, 3-3-138, Sugimoto, Sumiyoshi, Osaka, Japan', 'institution_ids': ['https://openalex.org/I317356780']}]}], 'institution_assertions': [], 'countries_distinct_count': 2, 'institutions_distinct_count': 2, 'corresponding_author_ids': ['https://openalex.org/A5110456392'], 'corresponding_institution_ids': ['https://openalex.org/I130343225'], 'apc_list': None, 'apc_paid': None, 'fwci': 1.011, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 64, 'citation_normalized_percentile': {'value': 0.924482, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 94, 'max': 95}, 'biblio': {'volume': '59', 'issue': '11-12', 'first_page': '811', 'last_page': '815'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T12347', 'display_name': 'Ginger and Zingiberaceae research', 'score': 0.9965, 'subfield': {'id': 'https://openalex.org/subfields/3004', 'display_name': 'Pharmacology'}, 'field': {'id': 'https://openalex.org/fields/30', 'display_name': 'Pharmacology, Toxicology and Pharmaceutics'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, 'topics': [{'id': 'https://openalex.org/T12347', 'display_name': 'Ginger and Zingiberaceae research', 'score': 0.9965, 'subfield': {'id': 'https://openalex.org/subfields/3004', 'display_name': 'Pharmacology'}, 'field': {'id': 'https://openalex.org/fields/30', 'display_name': 'Pharmacology, Toxicology and Pharmaceutics'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, {'id': 'https://openalex.org/T10225', 'display_name': 'Essential Oils and Antimicrobial Activity', 'score': 0.9663, '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'}}, {'id': 'https://openalex.org/T13037', 'display_name': 'Piperaceae Chemical and Biological Studies', 'score': 0.9419, 'subfield': {'id': 'https://openalex.org/subfields/3004', 'display_name': 'Pharmacology'}, 'field': {'id': 'https://openalex.org/fields/30', 'display_name': 'Pharmacology, Toxicology and Pharmaceutics'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/scavenger', 'display_name': 'Scavenger', 'score': 0.9210578}, {'id': 'https://openalex.org/keywords/free-radical-scavenger', 'display_name': 'Free radical scavenger', 'score': 0.9062896}, {'id': 'https://openalex.org/keywords/zingiberaceae', 'display_name': 'Zingiberaceae', 'score': 0.84614325}, {'id': 'https://openalex.org/keywords/pinocembrin', 'display_name': 'Pinocembrin', 'score': 0.6512204}, {'id': 'https://openalex.org/keywords/scavenging', 'display_name': 'Scavenging', 'score': 0.4190672}], 'concepts': [{'id': 'https://openalex.org/C2781401929', 'wikidata': 'https://www.wikidata.org/wiki/Q5205953', 'display_name': 'DPPH', 'level': 3, 'score': 0.93124586}, {'id': 'https://openalex.org/C56783068', 'wikidata': 'https://www.wikidata.org/wiki/Q172867', 'display_name': 'Scavenger', 'level': 3, 'score': 0.9210578}, {'id': 'https://openalex.org/C2992339995', 'wikidata': 'https://www.wikidata.org/wiki/Q133948', 'display_name': 'Free radical scavenger', 'level': 3, 'score': 0.9062896}, {'id': 'https://openalex.org/C2776789170', 'wikidata': 'https://www.wikidata.org/wiki/Q37021', 'display_name': 'Zingiberaceae', 'level': 3, 'score': 0.84614325}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.74210715}, {'id': 'https://openalex.org/C2777702976', 'wikidata': 'https://www.wikidata.org/wiki/Q76005702', 'display_name': 'Pinocembrin', 'level': 4, 'score': 0.6512204}, {'id': 'https://openalex.org/C2779607525', 'wikidata': 'https://www.wikidata.org/wiki/Q14982', 'display_name': 'Methanol', 'level': 2, 'score': 0.53313184}, {'id': 'https://openalex.org/C178790620', 'wikidata': 'https://www.wikidata.org/wiki/Q11351', 'display_name': 'Organic chemistry', 'level': 1, 'score': 0.42965698}, {'id': 'https://openalex.org/C2777807096', 'wikidata': 'https://www.wikidata.org/wiki/Q1285257', 'display_name': 'Scavenging', 'level': 3, 'score': 0.4190672}, {'id': 'https://openalex.org/C2778004101', 'wikidata': 'https://www.wikidata.org/wiki/Q133948', 'display_name': 'Antioxidant', 'level': 2, 'score': 0.3636012}, {'id': 'https://openalex.org/C43617362', 'wikidata': 'https://www.wikidata.org/wiki/Q170050', 'display_name': 'Chromatography', 'level': 1, 'score': 0.32121128}, {'id': 'https://openalex.org/C556039675', 'wikidata': 'https://www.wikidata.org/wiki/Q771035', 'display_name': 'Traditional medicine', 'level': 1, 'score': 0.31193548}, {'id': 'https://openalex.org/C134550120', 'wikidata': 'https://www.wikidata.org/wiki/Q184208', 'display_name': 'Rhizome', 'level': 2, 'score': 0.11825189}, {'id': 'https://openalex.org/C2779054382', 'wikidata': 'https://www.wikidata.org/wiki/Q72185287', 'display_name': 'Flavonoid', 'level': 3, 'score': 0.09931302}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.041331977}], 'mesh': [{'descriptor_ui': 'D032429', 'descriptor_name': 'Alpinia', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': True}, {'descriptor_ui': 'D001713', 'descriptor_name': 'Biphenyl Compounds', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': True}, {'descriptor_ui': 'D016166', 'descriptor_name': 'Free Radical Scavengers', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': True}, {'descriptor_ui': 'D006834', 'descriptor_name': 'Hydrazines', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': True}, {'descriptor_ui': 'D032429', 'descriptor_name': 'Alpinia', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001713', 'descriptor_name': 'Biphenyl Compounds', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001713', 'descriptor_name': 'Biphenyl Compounds', 'qualifier_ui': 'Q000302', 'qualifier_name': 'isolation & purification', 'is_major_topic': False}, {'descriptor_ui': 'D047188', 'descriptor_name': 'Chalcones', 'qualifier_ui': 'Q000302', 'qualifier_name': 'isolation & purification', 'is_major_topic': False}, {'descriptor_ui': 'D047188', 'descriptor_name': 'Chalcones', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D047188', 'descriptor_name': 'Chalcones', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': False}, {'descriptor_ui': 'D016166', 'descriptor_name': 'Free Radical Scavengers', 'qualifier_ui': 'Q000302', 'qualifier_name': 'isolation & purification', 'is_major_topic': False}, {'descriptor_ui': 'D016166', 'descriptor_name': 'Free Radical Scavengers', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006834', 'descriptor_name': 'Hydrazines', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006834', 'descriptor_name': 'Hydrazines', 'qualifier_ui': 'Q000302', 'qualifier_name': 'isolation & purification', 'is_major_topic': False}, {'descriptor_ui': 'D009682', 'descriptor_name': 'Magnetic Resonance Spectroscopy', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008296', 'descriptor_name': 'Malaysia', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008958', 'descriptor_name': 'Models, Molecular', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D015394', 'descriptor_name': 'Molecular Structure', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010851', 'descriptor_name': 'Picrates', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012639', 'descriptor_name': 'Seeds', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': False}, {'descriptor_ui': 'D012639', 'descriptor_name': 'Seeds', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D017550', 'descriptor_name': 'Spectroscopy, Fourier Transform Infrared', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1515/znc-2004-11-1208', 'pdf_url': 'https://www.degruyter.com/document/doi/10.1515/znc-2004-11-1208/pdf', 'source': {'id': 'https://openalex.org/S67401564', 'display_name': 'Zeitschrift für Naturforschung C', 'issn_l': '0939-5075', 'issn': ['0939-5075', '1865-7125'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310313990', 'host_organization_name': 'De Gruyter', 'host_organization_lineage': ['https://openalex.org/P4310313990'], 'host_organization_lineage_names': ['De Gruyter'], 'type': 'journal'}, 'license': 'cc-by-nc-nd', 'license_id': 'https://openalex.org/licenses/cc-by-nc-nd', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/15666539', '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': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1515/znc-2004-11-1208', 'pdf_url': 'https://www.degruyter.com/document/doi/10.1515/znc-2004-11-1208/pdf', 'source': {'id': 'https://openalex.org/S67401564', 'display_name': 'Zeitschrift für Naturforschung C', 'issn_l': '0939-5075', 'issn': ['0939-5075', '1865-7125'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310313990', 'host_organization_name': 'De Gruyter', 'host_organization_lineage': ['https://openalex.org/P4310313990'], 'host_organization_lineage_names': ['De Gruyter'], 'type': 'journal'}, 'license': 'cc-by-nc-nd', 'license_id': 'https://openalex.org/licenses/cc-by-nc-nd', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'score': 0.7, 'id': 'https://metadata.un.org/sdg/15', 'display_name': 'Life on land'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 0, 'referenced_works': [], 'related_works': ['https://openalex.org/W4381685141', 'https://openalex.org/W3162048153', 'https://openalex.org/W2945649141', 'https://openalex.org/W2381885610', 'https://openalex.org/W2380369464', 'https://openalex.org/W2366307197', 'https://openalex.org/W2361258689', 'https://openalex.org/W2352885713', 'https://openalex.org/W2081414343', 'https://openalex.org/W2067017156'], 'abstract_inverted_index': {'The': [0, 72, 84], 'methanol': [1], 'extract': [2], 'of': [3, 8, 47, 87], 'the': [4, 43], 'dried': [5], 'ripe': [6], 'fruits': [7], 'Alpinia': [9], 'rafflesiana': [10], 'was': [11, 30, 93], 'investigated': [12], 'for': [13], 'its': [14], 'DPPH': [15, 38, 73, 88], 'free': [16, 39, 74, 89], 'radical': [17, 40, 75, 90], 'scavenger': [18, 41, 76], 'constituents.': [19], '2′,3′,4′,6′-Tetrahydroxychalcone': [20], '(7),': [21], 'which': [22], 'has': [23], 'never': [24], 'been': [25], 'isolated': [26, 53], 'from': [27, 54], 'natural': [28], 'sources': [29], 'found': [31], 'to': [32], 'be': [33], 'most': [34], 'active': [35], 'as': [36], 'a': [37], 'with': [42], 'IC': [44], '50': [45], 'value': [46], '55': [48], 'μᴍ.': [49], 'Other': [50], 'known': [51], 'compounds': [52, 77], 'this': [55], 'species': [56], 'include': [57], '5,6-dehydrokawain': [58], '(1),': [59], 'flavokawin': [60], 'B': [61], '(2),': [62], '1,7-diphenyl-5-hydroxy-6-hepten-3-one': [63], '(3),': [64], '(-)-pinocembrin': [65], '(4),': [66], 'cardamonin': [67], '(5)': [68], 'and': [69], '(-)-pinostrobin': [70], '(6).': [71], 'were': [78], 'detected': [79], 'using': [80, 98], 'TLC': [81], 'autographic': [82], 'analysis.': [83, 100], 'percentage': [85], 'inhibition': [86], 'scavenging': [91], 'activity': [92], 'measured': [94], 'on': [95], 'isolates': [96], '(5-7)': [97], 'colorimetric': [99]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2081414343', 'counts_by_year': [{'year': 2024, 'cited_by_count': 3}, {'year': 2023, 'cited_by_count': 2}, {'year': 2022, 'cited_by_count': 2}, {'year': 2021, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 4}, {'year': 2019, 'cited_by_count': 1}, {'year': 2018, 'cited_by_count': 3}, {'year': 2017, 'cited_by_count': 7}, {'year': 2016, 'cited_by_count': 4}, {'year': 2015, 'cited_by_count': 3}, {'year': 2014, 'cited_by_count': 5}, {'year': 2013, 'cited_by_count': 6}, {'year': 2012, 'cited_by_count': 6}], 'updated_date': '2024-12-11T01:19:04.270999', 'created_date': '2016-06-24'}