{"id":"https://openalex.org/W6949704340","doi":"https://doi.org/10.5281/zenodo.16165241","title":"ISOLATION AND CHARACTERIZATION OF STIGMASTEROL AND \u0392- SITOSTEROL FROM ETHYL ACETATE EXCTRACT FROM GNIDIA DAPHNIFOLIA L.F STEMS (THYMELACEAE): A NATIVE PLANT OF MADAGASCAR","display_name":"ISOLATION AND CHARACTERIZATION OF STIGMASTEROL AND \u0392- SITOSTEROL FROM ETHYL ACETATE EXCTRACT FROM GNIDIA DAPHNIFOLIA L.F STEMS (THYMELACEAE): A NATIVE PLANT OF MADAGASCAR","publication_year":2025,"publication_date":"2025-07-19","ids":{"openalex":"https://openalex.org/W6949704340","doi":"https://doi.org/10.5281/zenodo.16165241"},"language":"en","primary_location":{"id":"doi:10.5281/zenodo.16165241","doi":"https://doi.org/10.5281/zenodo.16165241","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.16165241","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"JournalArticle"},"volume":null,"type":"article","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.5281/zenodo.16165241","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Mirado F. Fanomezantsoa*","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I137724175","display_name":"University of Antananarivo","ror":"https://ror.org/02w4gwv87","country_code":"MG","type":"education","lineage":["https://openalex.org/I137724175"]}],"countries":["MG"],"is_corresponding":false,"raw_author_name":"Mirado F. Fanomezantsoa*","raw_affiliation_strings":["Mention Chemistry, Faculty of Sciences, University of Antananarivo, Madagascar"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mention Chemistry, Faculty of Sciences, University of Antananarivo, Madagascar","institution_ids":["https://openalex.org/I137724175"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5119398757","display_name":"Jumael Edith Fabrice Ralaivaon-dratsitonta","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I3132291312","display_name":"University of Toliara","ror":"https://ror.org/03g407536","country_code":"MG","type":"education","lineage":["https://openalex.org/I3132291312"]}],"countries":["MG"],"is_corresponding":false,"raw_author_name":"Jumael E. F. Ralaivaon-Dratsitonta","raw_affiliation_strings":["Ecole Doctorale G\u00e9osciences, Physique, Chimie de l\"environnement et Syst\u00e8me de Haute-Pathog\u00e8nes (GPCEHP), Universit\u00e9 de Toliara, Madagascar"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ecole Doctorale G\u00e9osciences, Physique, Chimie de l\"environnement et Syst\u00e8me de Haute-Pathog\u00e8nes (GPCEHP), Universit\u00e9 de Toliara, Madagascar","institution_ids":["https://openalex.org/I3132291312"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5119364150","display_name":"Andrianarijaona Mamy","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I3132291312","display_name":"University of Toliara","ror":"https://ror.org/03g407536","country_code":"MG","type":"education","lineage":["https://openalex.org/I3132291312"]}],"countries":["MG"],"is_corresponding":false,"raw_author_name":"Mamy Andrianarijaona","raw_affiliation_strings":["Ecole Doctorale G\u00e9osciences, Physique, Chimie de l\"environnement et Syst\u00e8me de Haute-Pathog\u00e8nes (GPCEHP), Universit\u00e9 de Toliara, Madagascar"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ecole Doctorale G\u00e9osciences, Physique, Chimie de l\"environnement et Syst\u00e8me de Haute-Pathog\u00e8nes (GPCEHP), Universit\u00e9 de Toliara, Madagascar","institution_ids":["https://openalex.org/I3132291312"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5118873158","display_name":"Jacquelin Albert RAZANAKOTO","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I137724175","display_name":"University of Antananarivo","ror":"https://ror.org/02w4gwv87","country_code":"MG","type":"education","lineage":["https://openalex.org/I137724175"]}],"countries":["MG"],"is_corresponding":false,"raw_author_name":"Jacquelin A. Razanakoto","raw_affiliation_strings":["Mention Chemistry, Faculty of Sciences, University of Antananarivo, Madagascar"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mention Chemistry, Faculty of Sciences, University of Antananarivo, Madagascar","institution_ids":["https://openalex.org/I137724175"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Gilbert S. Revimby","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I3132291312","display_name":"University of Toliara","ror":"https://ror.org/03g407536","country_code":"MG","type":"education","lineage":["https://openalex.org/I3132291312"]}],"countries":["MG"],"is_corresponding":false,"raw_author_name":"Gilbert S. Revimby","raw_affiliation_strings":["Ecole Doctorale G\u00e9osciences, Physique, Chimie de l\"environnement et Syst\u00e8me de Haute-Pathog\u00e8nes (GPCEHP), Universit\u00e9 de Toliara, Madagascar"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ecole Doctorale G\u00e9osciences, Physique, Chimie de l\"environnement et Syst\u00e8me de Haute-Pathog\u00e8nes (GPCEHP), Universit\u00e9 de Toliara, Madagascar","institution_ids":["https://openalex.org/I3132291312"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Stanislas F. Lahadison","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I137724175","display_name":"University of Antananarivo","ror":"https://ror.org/02w4gwv87","country_code":"MG","type":"education","lineage":["https://openalex.org/I137724175"]}],"countries":["MG"],"is_corresponding":false,"raw_author_name":"Stanislas F. Lahadison","raw_affiliation_strings":["Laboratoire de Chimie des Substances Naturelles et Chimie Organique Biologique, University of Antananarivo, Madagascar"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratoire de Chimie des Substances Naturelles et Chimie Organique Biologique, University of Antananarivo, Madagascar","institution_ids":["https://openalex.org/I137724175"]}]},{"author_position":"last","author":{"id":null,"display_name":"L\u00e9a H. Rasoanaivo","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I137724175","display_name":"University of Antananarivo","ror":"https://ror.org/02w4gwv87","country_code":"MG","type":"education","lineage":["https://openalex.org/I137724175"]}],"countries":["MG"],"is_corresponding":false,"raw_author_name":"L\u00e9a H. Rasoanaivo","raw_affiliation_strings":["Laboratoire de Chimie des Substances Naturelles et Chimie Organique Biologique, University of Antananarivo, Madagascar"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratoire de Chimie des Substances Naturelles et Chimie Organique Biologique, University of Antananarivo, Madagascar","institution_ids":["https://openalex.org/I137724175"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.27026991,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":true,"primary_topic":{"id":"https://openalex.org/T12215","display_name":"Phytochemical Studies and Bioactivities","score":0.9667999744415283,"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/T12215","display_name":"Phytochemical Studies and Bioactivities","score":0.9667999744415283,"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":0.01590000092983246,"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/T13185","display_name":"Phytochemistry and Bioactive Compounds","score":0.00430000014603138,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/stigmasterol","display_name":"stigmasterol","score":0.9359999895095825},{"id":"https://openalex.org/keywords/beta-sitosterol","display_name":"\u03b2-sitosterol","score":0.9359999895095825},{"id":"https://openalex.org/keywords/phytosterols","display_name":"phytosterols","score":0.7860000133514404},{"id":"https://openalex.org/keywords/natural-product-isolation","display_name":"natural product isolation","score":0.6880000233650208},{"id":"https://openalex.org/keywords/ethyl-acetate-extract","display_name":"ethyl acetate extract","score":0.8740000128746033},{"id":"https://openalex.org/keywords/triterpenoids","display_name":"triterpenoids","score":0.6539999842643738}],"concepts":[{"id":"https://openalex.org/C2778016309","wikidata":"https://www.wikidata.org/wiki/Q425004","display_name":"Stigmasterol","level":2,"score":0.9350000023841858},{"id":"https://openalex.org/C2779858419","wikidata":"https://www.wikidata.org/wiki/Q407153","display_name":"Ethyl acetate","level":2,"score":0.8597000241279602},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.767300009727478},{"id":"https://openalex.org/C149629883","wikidata":"https://www.wikidata.org/wiki/Q660926","display_name":"Fraction (chemistry)","level":2,"score":0.607200026512146},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.49470001459121704},{"id":"https://openalex.org/C2775941552","wikidata":"https://www.wikidata.org/wiki/Q25212305","display_name":"Isolation (microbiology)","level":2,"score":0.482699990272522},{"id":"https://openalex.org/C2776673659","wikidata":"https://www.wikidata.org/wiki/Q47512","display_name":"Acetic acid","level":2,"score":0.3785000145435333},{"id":"https://openalex.org/C2780471494","wikidata":"https://www.wikidata.org/wiki/Q146505","display_name":"Solvent","level":2,"score":0.3188999891281128},{"id":"https://openalex.org/C19549132","wikidata":"https://www.wikidata.org/wiki/Q11141463","display_name":"Two-dimensional nuclear magnetic resonance spectroscopy","level":2,"score":0.295199990272522},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.2809999883174896},{"id":"https://openalex.org/C2994242795","wikidata":"https://www.wikidata.org/wiki/Q101487","display_name":"Ethyl ester","level":2,"score":0.2736999988555908}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.5281/zenodo.16165241","doi":"https://doi.org/10.5281/zenodo.16165241","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.16165241","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"JournalArticle"},{"id":"doi:10.5281/zenodo.16165242","doi":"https://doi.org/10.5281/zenodo.16165242","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.16165242","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"JournalArticle"}],"best_oa_location":{"id":"doi:10.5281/zenodo.16165241","doi":"https://doi.org/10.5281/zenodo.16165241","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.16165241","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"JournalArticle"},"sustainable_development_goals":[],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Photochemical":[0],"screening":[1],"of":[2,6,13,18,27,29,39],"ethyl":[3,30],"acetate":[4,31],"extract":[5,32],"Gnidia":[7],"daphnifolia":[8],"Lfstems":[9],"indicated":[10],"the":[11,19,36],"presence":[12],"steroids":[14],"and":[15,44,59,61,66,68],"triterpene.":[16],"Columnchromatography":[17],"crude":[20],"extracts":[21],"(AcOEt)":[22],"lead":[23],"to":[24],"a":[25],"number":[26],"fractions.Purification":[28],"fraction":[33],"resulted":[34],"in":[35],"isolation":[37],"ofmixture":[38],"two":[40],"sterols":[41],"namely":[42],"Stigmasterol":[43],"\u03b2-Sitosterol.":[45],"The":[46],"isolationcompounds":[47],"afforded":[48],"white":[49],"crystalline":[50],"powder":[51],"which":[52],"was":[53],"characterized":[54],"onthe":[55],"1D":[56],"RMN":[57,63],"(1H":[58],"DEPT)":[60],"2D":[62],"(HSQC,":[64],"COSY":[65],"HMBC)spectral":[67],"compared":[69],"with":[70],"their":[71],"literature":[72],"data.":[73]},"counts_by_year":[],"updated_date":"2026-10-12T09:40:04.860316","created_date":"2025-10-10T00:00:00"}
