{"id":"https://openalex.org/W1983003256","doi":"https://doi.org/10.1055/s-2006-957671","title":"Phenolic and Antibacterial Constituents ofVahlia capensis","display_name":"Phenolic and Antibacterial Constituents ofVahlia capensis","publication_year":1997,"publication_date":"1997-06-01","ids":{"openalex":"https://openalex.org/W1983003256","doi":"https://doi.org/10.1055/s-2006-957671","mag":"1983003256","pmid":"https://pubmed.ncbi.nlm.nih.gov/9225613"},"language":"en","primary_location":{"id":"doi:10.1055/s-2006-957671","doi":"https://doi.org/10.1055/s-2006-957671","is_oa":false,"landing_page_url":"https://doi.org/10.1055/s-2006-957671","pdf_url":null,"source":{"id":"https://openalex.org/S39653451","display_name":"Planta Medica","issn_l":"0032-0943","issn":["0032-0943","1439-0221"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-1","medline","norway-1","poland-100","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320000","host_organization_name":"Thieme Medical Publishers (Germany)","host_organization_lineage":["https://openalex.org/P4310320000"],"host_organization_lineage_names":["Thieme Medical Publishers (Germany)"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Planta Medica","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5061516553","display_name":"Runner R.T. Majinda","orcid":"https://orcid.org/0000-0002-7987-6819","observed_orcids":["https://orcid.org/0000-0002-7987-6819"]},"institutions":[{"id":"https://openalex.org/I157273133","display_name":"University of Botswana","ror":"https://ror.org/01encsj80","country_code":"BW","type":"education","lineage":["https://openalex.org/I157273133"]}],"countries":["BW"],"is_corresponding":false,"raw_author_name":"Runner Majinda","raw_affiliation_strings":["Department of Chemistry, University of Botswana, P/Bag 0022, Gaborone, Botswana"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry, University of Botswana, P/Bag 0022, Gaborone, Botswana","institution_ids":["https://openalex.org/I157273133"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038310557","display_name":"Modisa Sekhamo Motswaledi","orcid":"https://orcid.org/0000-0001-8163-7166","observed_orcids":["https://orcid.org/0000-0001-8163-7166"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Modisa Motswaledi","raw_affiliation_strings":["Institute of Health Sciences, Box 985, Gaborone, Botswana"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Health Sciences, Box 985, Gaborone, Botswana","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108482626","display_name":"Roger D. Waigh","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I181647926","display_name":"University of Strathclyde","ror":"https://ror.org/00n3w3b69","country_code":"GB","type":"education","lineage":["https://openalex.org/I181647926"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Roger Waigh","raw_affiliation_strings":["Phytochemistry Research Laboratories, Department of Pharmaceutical Sciences, University of Strathclyde, Glasgow Gl 1XW.U.K"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Phytochemistry Research Laboratories, Department of Pharmaceutical Sciences, University of Strathclyde, Glasgow Gl 1XW.U.K","institution_ids":["https://openalex.org/I181647926"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5053747010","display_name":"Peter G. Waterman","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I181647926","display_name":"University of Strathclyde","ror":"https://ror.org/00n3w3b69","country_code":"GB","type":"education","lineage":["https://openalex.org/I181647926"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Peter Waterman","raw_affiliation_strings":["Phytochemistry Research Laboratories, Department of Pharmaceutical Sciences, University of Strathclyde, Glasgow Gl 1XW.U.K"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Phytochemistry Research Laboratories, Department of Pharmaceutical Sciences, University of Strathclyde, Glasgow Gl 1XW.U.K","institution_ids":["https://openalex.org/I181647926"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.0017,"has_fulltext":false,"cited_by_count":26,"citation_normalized_percentile":{"value":0.77870585,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"63","issue":"03","first_page":"268","last_page":"270"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11613","display_name":"Phytochemistry and Biological Activities","score":0.9179999828338623,"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"}},"topics":[{"id":"https://openalex.org/T11613","display_name":"Phytochemistry and Biological Activities","score":0.9179999828338623,"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"}},{"id":"https://openalex.org/T13221","display_name":"Biological Activity of Diterpenoids and Biflavonoids","score":0.035599999129772186,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12257","display_name":"Bioactive natural compounds","score":0.013100000098347664,"subfield":{"id":"https://openalex.org/subfields/3002","display_name":"Drug Discovery"},"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/phenolic-compounds","display_name":"phenolic compounds","score":0.718999981880188},{"id":"https://openalex.org/keywords/antibacterial-activity","display_name":"antibacterial activity","score":0.8560000061988831},{"id":"https://openalex.org/keywords/flavonoids","display_name":"flavonoids","score":0.8069999814033508},{"id":"https://openalex.org/keywords/biflavonoids","display_name":"biflavonoids","score":0.7239999771118164},{"id":"https://openalex.org/keywords/gallic-acid","display_name":"gallic acid","score":0.9829999804496765},{"id":"https://openalex.org/keywords/kaempferol","display_name":"kaempferol","score":0.9100000262260437},{"id":"https://openalex.org/keywords/quercetin","display_name":"quercetin","score":0.9539999961853027},{"id":"https://openalex.org/keywords/staphylococcus-aureus","display_name":"Staphylococcus aureus","score":0.9039999842643738},{"id":"https://openalex.org/keywords/bacillus-subtilis","display_name":"Bacillus subtilis","score":0.9990000128746033},{"id":"https://openalex.org/keywords/gram-positive-bacteria","display_name":"Gram-positive bacteria","score":0.824999988079071},{"id":"https://openalex.org/keywords/n-butanol-fraction","display_name":"n-butanol fraction","score":0.7540000081062317},{"id":"https://openalex.org/keywords/bioassay-guided-isolation","display_name":"bioassay-guided isolation","score":0.7950000166893005}],"concepts":[{"id":"https://openalex.org/C2777263532","wikidata":"https://www.wikidata.org/wiki/Q1649777","display_name":"Quercitrin","level":4,"score":0.9754733443260193},{"id":"https://openalex.org/C2778362808","wikidata":"https://www.wikidata.org/wiki/Q375837","display_name":"Gallic acid","level":3,"score":0.8059862852096558},{"id":"https://openalex.org/C2777810353","wikidata":"https://www.wikidata.org/wiki/Q393336","display_name":"Kaempferol","level":4,"score":0.7803176641464233},{"id":"https://openalex.org/C2775963812","wikidata":"https://www.wikidata.org/wiki/Q407857","display_name":"Rutin","level":3,"score":0.5786992907524109},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.5719393491744995},{"id":"https://openalex.org/C556039675","wikidata":"https://www.wikidata.org/wiki/Q771035","display_name":"Traditional medicine","level":1,"score":0.5403926372528076},{"id":"https://openalex.org/C2781263971","wikidata":"https://www.wikidata.org/wiki/Q409478","display_name":"Quercetin","level":3,"score":0.5047804117202759},{"id":"https://openalex.org/C2780104969","wikidata":"https://www.wikidata.org/wiki/Q4774530","display_name":"Antibacterial activity","level":3,"score":0.4603009819984436},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.4038669168949127},{"id":"https://openalex.org/C31903555","wikidata":"https://www.wikidata.org/wiki/Q1637030","display_name":"Food science","level":1,"score":0.3341318368911743},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.32590073347091675},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.2890831232070923},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.15806099772453308},{"id":"https://openalex.org/C523546767","wikidata":"https://www.wikidata.org/wiki/Q10876","display_name":"Bacteria","level":2,"score":0.1132357120513916},{"id":"https://openalex.org/C2778004101","wikidata":"https://www.wikidata.org/wiki/Q133948","display_name":"Antioxidant","level":2,"score":0.0549297034740448},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000900","descriptor_name":"Anti-Bacterial Agents","qualifier_ui":"Q000302","qualifier_name":"isolation & purification","is_major_topic":true},{"descriptor_ui":"D000900","descriptor_name":"Anti-Bacterial Agents","qualifier_ui":"Q000494","qualifier_name":"pharmacology","is_major_topic":false},{"descriptor_ui":"D000900","descriptor_name":"Anti-Bacterial Agents","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":false},{"descriptor_ui":"D001412","descriptor_name":"Bacillus subtilis","qualifier_ui":"Q000187","qualifier_name":"drug effects","is_major_topic":true},{"descriptor_ui":"D001902","descriptor_name":"Botswana","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002701","descriptor_name":"Chloramphenicol","qualifier_ui":"Q000494","qualifier_name":"pharmacology","is_major_topic":false},{"descriptor_ui":"D005419","descriptor_name":"Flavonoids","qualifier_ui":"Q000302","qualifier_name":"isolation & purification","is_major_topic":true},{"descriptor_ui":"D005419","descriptor_name":"Flavonoids","qualifier_ui":"Q000494","qualifier_name":"pharmacology","is_major_topic":false},{"descriptor_ui":"D005419","descriptor_name":"Flavonoids","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":false},{"descriptor_ui":"D008826","descriptor_name":"Microbial Sensitivity Tests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010636","descriptor_name":"Phenols","qualifier_ui":"Q000302","qualifier_name":"isolation & purification","is_major_topic":true},{"descriptor_ui":"D010636","descriptor_name":"Phenols","qualifier_ui":"Q000494","qualifier_name":"pharmacology","is_major_topic":false},{"descriptor_ui":"D010636","descriptor_name":"Phenols","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":false},{"descriptor_ui":"D010946","descriptor_name":"Plants, Medicinal","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D013211","descriptor_name":"Staphylococcus aureus","qualifier_ui":"Q000187","qualifier_name":"drug effects","is_major_topic":true},{"descriptor_ui":"D015030","descriptor_name":"Zimbabwe","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1055/s-2006-957671","doi":"https://doi.org/10.1055/s-2006-957671","is_oa":false,"landing_page_url":"https://doi.org/10.1055/s-2006-957671","pdf_url":null,"source":{"id":"https://openalex.org/S39653451","display_name":"Planta Medica","issn_l":"0032-0943","issn":["0032-0943","1439-0221"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-1","medline","norway-1","poland-100","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320000","host_organization_name":"Thieme Medical Publishers (Germany)","host_organization_lineage":["https://openalex.org/P4310320000"],"host_organization_lineage_names":["Thieme Medical Publishers (Germany)"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Planta Medica","raw_type":"journal-article"},{"id":"pmid:9225613","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/9225613","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Planta medica","raw_type":"Comparative Study"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.504800021648407,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W1535207151","https://openalex.org/W2034841695","https://openalex.org/W2157886267"],"related_works":["https://openalex.org/W3143337290","https://openalex.org/W2063624844","https://openalex.org/W4387065956","https://openalex.org/W2047784649","https://openalex.org/W141733399","https://openalex.org/W7083307541","https://openalex.org/W2145082420","https://openalex.org/W4234414873","https://openalex.org/W7223076437","https://openalex.org/W4399139372"],"abstract_inverted_index":{"The":[0,25],"n-butanol":[1],"fraction":[2],"of":[3,70,89],"Vahlia":[4,37,65],"capensis":[5],"yielded":[6],"kaempferol,":[7],"quercetin,":[8],"afzelin,":[9],"astragalin,":[10],"quercitrin,":[11],"isoquercitrin,":[12],"rutin,":[13],"gallic":[14,40,84],"acid,":[15],"chiro-inositol,":[16],"dulcitol,":[17],"and":[18,31,35,39,47,62,73,79],"a":[19,87],"novel":[20],"biflavonoid,":[21],"VC-15B":[22],"(vahlia":[23],"biflavone).":[24],"compounds":[26,54],"were":[27,42],"identified":[28,48],"using":[29,44],"1D":[30],"2D":[32],"NMR":[33],"techniques":[34],"FABMS.":[36],"biflavone":[38,66],"acid":[41,85],"isolated,":[43],"bioassay-guided":[45],"procedure":[46],"as":[49],"the":[50],"antibacterial":[51],"components.":[52],"Both":[53],"showed":[55],"activity":[56],"against":[57,76],"Gram":[58],"positive":[59],"Staphylococcus":[60],"aureus":[61,78],"Bacillus":[63],"subtilis.":[64],"gave":[67,86],"MIC":[68],"values":[69],"15.3":[71],"micrograms/ml":[72,75,91],"30.6":[74],"S.":[77],"B.":[80],"subtilis,":[81],"respectively":[82],"while":[83],"value":[88],"71.3":[90],"for":[92],"both":[93],"organisms.":[94]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2020,"cited_by_count":2},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
