Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2004105127', 'doi': 'https://doi.org/10.1016/j.fitote.2009.06.002', 'title': 'Bioactive constituents from the stems of Dalbergia parviflora', 'display_name': 'Bioactive constituents from the stems of Dalbergia parviflora', 'publication_year': 2009, 'publication_date': '2009-06-12', 'ids': {'openalex': 'https://openalex.org/W2004105127', 'doi': 'https://doi.org/10.1016/j.fitote.2009.06.002', 'mag': '2004105127', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/19524648'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/j.fitote.2009.06.002', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S44811770', 'display_name': 'Fitoterapia', 'issn_l': '0367-326X', 'issn': ['0367-326X', '1873-6971'], 'is_oa': False, 'is_in_doaj': False, '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/A5035788866', 'display_name': 'Uraiwan Songsiang', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I179193067', 'display_name': 'Khon Kaen University', 'ror': 'https://ror.org/03cq4gr50', 'country_code': 'TH', 'type': 'education', 'lineage': ['https://openalex.org/I179193067']}], 'countries': ['TH'], 'is_corresponding': False, 'raw_author_name': 'Uraiwan Songsiang', 'raw_affiliation_strings': ['Natural Products Research Unit, Center of Excellence for Innovation in Chemistry, Department of Chemistry, Faculty of Science , Khon Kaen University , Khon Kaen 40002 , Thailand.'], 'affiliations': [{'raw_affiliation_string': 'Natural Products Research Unit, Center of Excellence for Innovation in Chemistry, Department of Chemistry, Faculty of Science , Khon Kaen University , Khon Kaen 40002 , Thailand.', 'institution_ids': ['https://openalex.org/I179193067']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5087531286', 'display_name': 'Suchana Wanich', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I179193067', 'display_name': 'Khon Kaen University', 'ror': 'https://ror.org/03cq4gr50', 'country_code': 'TH', 'type': 'education', 'lineage': ['https://openalex.org/I179193067']}], 'countries': ['TH'], 'is_corresponding': False, 'raw_author_name': 'Suchana Wanich', 'raw_affiliation_strings': ['Natural Products Research Unit, Center of Excellence for Innovation in Chemistry, Department of Chemistry, Faculty of Science , Khon Kaen University , Khon Kaen 40002 , Thailand.'], 'affiliations': [{'raw_affiliation_string': 'Natural Products Research Unit, Center of Excellence for Innovation in Chemistry, Department of Chemistry, Faculty of Science , Khon Kaen University , Khon Kaen 40002 , Thailand.', 'institution_ids': ['https://openalex.org/I179193067']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5071431636', 'display_name': 'Siripit Pitchuanchom', 'orcid': 'https://orcid.org/0000-0001-7712-152X'}, 'institutions': [{'id': 'https://openalex.org/I179193067', 'display_name': 'Khon Kaen University', 'ror': 'https://ror.org/03cq4gr50', 'country_code': 'TH', 'type': 'education', 'lineage': ['https://openalex.org/I179193067']}], 'countries': ['TH'], 'is_corresponding': False, 'raw_author_name': 'Siripit Pitchuanchom', 'raw_affiliation_strings': ['Natural Products Research Unit, Center of Excellence for Innovation in Chemistry, Department of Chemistry, Faculty of Science , Khon Kaen University , Khon Kaen 40002 , Thailand.'], 'affiliations': [{'raw_affiliation_string': 'Natural Products Research Unit, Center of Excellence for Innovation in Chemistry, Department of Chemistry, Faculty of Science , Khon Kaen University , Khon Kaen 40002 , Thailand.', 'institution_ids': ['https://openalex.org/I179193067']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5077839625', 'display_name': 'Siwames Netsopa', 'orcid': 'https://orcid.org/0000-0001-9761-9835'}, 'institutions': [{'id': 'https://openalex.org/I179193067', 'display_name': 'Khon Kaen University', 'ror': 'https://ror.org/03cq4gr50', 'country_code': 'TH', 'type': 'education', 'lineage': ['https://openalex.org/I179193067']}], 'countries': ['TH'], 'is_corresponding': False, 'raw_author_name': 'Siwames Netsopa', 'raw_affiliation_strings': ['Natural Products Research Unit, Center of Excellence for Innovation in Chemistry, Department of Chemistry, Faculty of Science , Khon Kaen University , Khon Kaen 40002 , Thailand.'], 'affiliations': [{'raw_affiliation_string': 'Natural Products Research Unit, Center of Excellence for Innovation in Chemistry, Department of Chemistry, Faculty of Science , Khon Kaen University , Khon Kaen 40002 , Thailand.', 'institution_ids': ['https://openalex.org/I179193067']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5052356239', 'display_name': 'Komphet Uanporn', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I179193067', 'display_name': 'Khon Kaen University', 'ror': 'https://ror.org/03cq4gr50', 'country_code': 'TH', 'type': 'education', 'lineage': ['https://openalex.org/I179193067']}], 'countries': ['TH'], 'is_corresponding': False, 'raw_author_name': 'Komphet Uanporn', 'raw_affiliation_strings': ['Natural Products Research Unit, Center of Excellence for Innovation in Chemistry, Department of Chemistry, Faculty of Science , Khon Kaen University , Khon Kaen 40002 , Thailand.'], 'affiliations': [{'raw_affiliation_string': 'Natural Products Research Unit, Center of Excellence for Innovation in Chemistry, Department of Chemistry, Faculty of Science , Khon Kaen University , Khon Kaen 40002 , Thailand.', 'institution_ids': ['https://openalex.org/I179193067']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5011025940', 'display_name': 'Chavi Yenjai', 'orcid': 'https://orcid.org/0000-0002-5803-0312'}, 'institutions': [{'id': 'https://openalex.org/I179193067', 'display_name': 'Khon Kaen University', 'ror': 'https://ror.org/03cq4gr50', 'country_code': 'TH', 'type': 'education', 'lineage': ['https://openalex.org/I179193067']}], 'countries': ['TH'], 'is_corresponding': False, 'raw_author_name': 'Chavi Yenjai', 'raw_affiliation_strings': ['Natural Products Research Unit, Center of Excellence for Innovation in Chemistry, Department of Chemistry, Faculty of Science , Khon Kaen University , Khon Kaen 40002 , Thailand.'], 'affiliations': [{'raw_affiliation_string': 'Natural Products Research Unit, Center of Excellence for Innovation in Chemistry, Department of Chemistry, Faculty of Science , Khon Kaen University , Khon Kaen 40002 , Thailand.', 'institution_ids': ['https://openalex.org/I179193067']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 3680, 'currency': 'USD', 'value_usd': 3680, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 1.329, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 38, 'citation_normalized_percentile': {'value': 0.918299, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 92, 'max': 93}, 'biblio': {'volume': '80', 'issue': '7', 'first_page': '427', 'last_page': '431'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T12257', 'display_name': 'Bioactive natural compounds', 'score': 0.9998, 'subfield': {'id': 'https://openalex.org/subfields/1312', 'display_name': 'Molecular Biology'}, 'field': {'id': 'https://openalex.org/fields/13', 'display_name': 'Biochemistry, Genetics and Molecular Biology'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, 'topics': [{'id': 'https://openalex.org/T12257', 'display_name': 'Bioactive natural compounds', 'score': 0.9998, 'subfield': {'id': 'https://openalex.org/subfields/1312', 'display_name': 'Molecular Biology'}, 'field': {'id': 'https://openalex.org/fields/13', 'display_name': 'Biochemistry, Genetics and Molecular Biology'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, {'id': 'https://openalex.org/T11385', 'display_name': 'Natural product bioactivities and synthesis', 'score': 0.9993, 'subfield': {'id': 'https://openalex.org/subfields/1312', 'display_name': 'Molecular Biology'}, 'field': {'id': 'https://openalex.org/fields/13', 'display_name': 'Biochemistry, Genetics and Molecular Biology'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, {'id': 'https://openalex.org/T11613', 'display_name': 'Phytochemistry and Biological Activities', 'score': 0.9992, 'subfield': {'id': 'https://openalex.org/subfields/1110', 'display_name': 'Plant 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/ic50', 'display_name': 'IC50', 'score': 0.7486731}, {'id': 'https://openalex.org/keywords/derivative', 'display_name': 'Derivative (finance)', 'score': 0.43463308}], 'concepts': [{'id': 'https://openalex.org/C109316439', 'wikidata': 'https://www.wikidata.org/wiki/Q246181', 'display_name': 'Cytotoxicity', 'level': 3, 'score': 0.93135726}, {'id': 'https://openalex.org/C2777752497', 'wikidata': 'https://www.wikidata.org/wiki/Q286779', 'display_name': 'IC50', 'level': 3, 'score': 0.7486731}, {'id': 'https://openalex.org/C556039675', 'wikidata': 'https://www.wikidata.org/wiki/Q771035', 'display_name': 'Traditional medicine', 'level': 1, 'score': 0.60622823}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.54724383}, {'id': 'https://openalex.org/C71240020', 'wikidata': 'https://www.wikidata.org/wiki/Q186011', 'display_name': 'Stereochemistry', 'level': 1, 'score': 0.4996972}, {'id': 'https://openalex.org/C111771559', 'wikidata': 'https://www.wikidata.org/wiki/Q66295', 'display_name': 'Derivative (finance)', 'level': 2, 'score': 0.43463308}, {'id': 'https://openalex.org/C202751555', 'wikidata': 'https://www.wikidata.org/wiki/Q221681', 'display_name': 'In vitro', 'level': 2, 'score': 0.24855897}, {'id': 'https://openalex.org/C55493867', 'wikidata': 'https://www.wikidata.org/wiki/Q7094', 'display_name': 'Biochemistry', 'level': 1, 'score': 0.23638055}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.16239351}, {'id': 'https://openalex.org/C162324750', 'wikidata': 'https://www.wikidata.org/wiki/Q8134', 'display_name': 'Economics', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C106159729', 'wikidata': 'https://www.wikidata.org/wiki/Q2294553', 'display_name': 'Financial economics', 'level': 1, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D000890', 'descriptor_name': 'Anti-Infective Agents', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': True}, {'descriptor_ui': 'D000962', 'descriptor_name': 'Antimalarials', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': True}, {'descriptor_ui': 'D000972', 'descriptor_name': 'Antineoplastic Agents, Phytogenic', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': True}, {'descriptor_ui': 'D035782', 'descriptor_name': 'Dalbergia', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': True}, {'descriptor_ui': 'D007529', 'descriptor_name': 'Isoflavones', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': True}, {'descriptor_ui': 'D010936', 'descriptor_name': 'Plant Extracts', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': True}, {'descriptor_ui': 'D000818', 'descriptor_name': 'Animals', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000890', 'descriptor_name': 'Anti-Infective Agents', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000890', 'descriptor_name': 'Anti-Infective Agents', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': False}, {'descriptor_ui': 'D000890', 'descriptor_name': 'Anti-Infective Agents', 'qualifier_ui': 'Q000302', 'qualifier_name': 'isolation & purification', 'is_major_topic': False}, {'descriptor_ui': 'D000962', 'descriptor_name': 'Antimalarials', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000962', 'descriptor_name': 'Antimalarials', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': False}, {'descriptor_ui': 'D000962', 'descriptor_name': 'Antimalarials', 'qualifier_ui': 'Q000302', 'qualifier_name': 'isolation & purification', 'is_major_topic': False}, {'descriptor_ui': 'D000972', 'descriptor_name': 'Antineoplastic Agents, Phytogenic', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000972', 'descriptor_name': 'Antineoplastic Agents, Phytogenic', 'qualifier_ui': 'Q000627', 'qualifier_name': 'therapeutic use', 'is_major_topic': False}, {'descriptor_ui': 'D000972', 'descriptor_name': 'Antineoplastic Agents, Phytogenic', 'qualifier_ui': 'Q000302', 'qualifier_name': 'isolation & purification', 'is_major_topic': False}, {'descriptor_ui': 'D002176', 'descriptor_name': 'Candida albicans', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D002176', 'descriptor_name': 'Candida albicans', 'qualifier_ui': 'Q000187', 'qualifier_name': 'drug effects', 'is_major_topic': False}, {'descriptor_ui': 'D002294', 'descriptor_name': 'Carcinoma, Squamous Cell', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D002294', 'descriptor_name': 'Carcinoma, Squamous Cell', 'qualifier_ui': 'Q000188', 'qualifier_name': 'drug therapy', 'is_major_topic': False}, {'descriptor_ui': 'D045744', 'descriptor_name': 'Cell Line, Tumor', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D035782', 'descriptor_name': 'Dalbergia', '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': 'D007529', 'descriptor_name': 'Isoflavones', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007529', 'descriptor_name': 'Isoflavones', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': False}, {'descriptor_ui': 'D007529', 'descriptor_name': 'Isoflavones', 'qualifier_ui': 'Q000302', 'qualifier_name': 'isolation & purification', 'is_major_topic': False}, {'descriptor_ui': 'D009169', 'descriptor_name': 'Mycobacterium tuberculosis', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D009169', 'descriptor_name': 'Mycobacterium tuberculosis', 'qualifier_ui': 'Q000187', 'qualifier_name': 'drug effects', 'is_major_topic': False}, {'descriptor_ui': 'D008517', 'descriptor_name': 'Phytotherapy', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010936', 'descriptor_name': 'Plant Extracts', 'qualifier_ui': 'Q000627', 'qualifier_name': 'therapeutic use', 'is_major_topic': False}, {'descriptor_ui': 'D010936', 'descriptor_name': 'Plant Extracts', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010936', 'descriptor_name': 'Plant Extracts', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': False}, {'descriptor_ui': 'D018547', 'descriptor_name': 'Plant Stems', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010963', 'descriptor_name': 'Plasmodium falciparum', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010963', 'descriptor_name': 'Plasmodium falciparum', 'qualifier_ui': 'Q000187', 'qualifier_name': 'drug effects', 'is_major_topic': False}, {'descriptor_ui': 'D055752', 'descriptor_name': 'Small Cell Lung Carcinoma', 'qualifier_ui': 'Q000188', 'qualifier_name': 'drug therapy', 'is_major_topic': False}, {'descriptor_ui': 'D055752', 'descriptor_name': 'Small Cell Lung Carcinoma', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/j.fitote.2009.06.002', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S44811770', 'display_name': 'Fitoterapia', 'issn_l': '0367-326X', 'issn': ['0367-326X', '1873-6971'], 'is_oa': False, 'is_in_doaj': False, '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/19524648', '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': 0.41, 'id': 'https://metadata.un.org/sdg/15'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 28, 'referenced_works': ['https://openalex.org/W1967477151', 'https://openalex.org/W1969503178', 'https://openalex.org/W1970717604', 'https://openalex.org/W1973697984', 'https://openalex.org/W1984105408', 'https://openalex.org/W1989173654', 'https://openalex.org/W1991871456', 'https://openalex.org/W2000117893', 'https://openalex.org/W2001008507', 'https://openalex.org/W2006853402', 'https://openalex.org/W2009516927', 'https://openalex.org/W2028977508', 'https://openalex.org/W2029761469', 'https://openalex.org/W2031229197', 'https://openalex.org/W2045828520', 'https://openalex.org/W2053483375', 'https://openalex.org/W2080294754', 'https://openalex.org/W2085162135', 'https://openalex.org/W2094847787', 'https://openalex.org/W2097436708', 'https://openalex.org/W2105668259', 'https://openalex.org/W2109689528', 'https://openalex.org/W2126576359', 'https://openalex.org/W2142968587', 'https://openalex.org/W2143811153', 'https://openalex.org/W2150305650', 'https://openalex.org/W2154385453', 'https://openalex.org/W2316237044'], 'related_works': ['https://openalex.org/W891673278', 'https://openalex.org/W3152230514', 'https://openalex.org/W3147138563', 'https://openalex.org/W3092521730', 'https://openalex.org/W2796949944', 'https://openalex.org/W2409963492', 'https://openalex.org/W2395219877', 'https://openalex.org/W2366562690', 'https://openalex.org/W2095277644', 'https://openalex.org/W2045299745'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2004105127', 'counts_by_year': [{'year': 2024, 'cited_by_count': 1}, {'year': 2023, 'cited_by_count': 2}, {'year': 2022, 'cited_by_count': 5}, {'year': 2021, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 7}, {'year': 2019, 'cited_by_count': 3}, {'year': 2017, 'cited_by_count': 2}, {'year': 2016, 'cited_by_count': 1}, {'year': 2015, 'cited_by_count': 1}, {'year': 2014, 'cited_by_count': 2}, {'year': 2013, 'cited_by_count': 3}, {'year': 2012, 'cited_by_count': 5}], 'updated_date': '2025-01-06T08:01:42.436465', 'created_date': '2016-06-24'}