{"id":"https://openalex.org/W4401192011","doi":"https://doi.org/10.30598/ijcr.2024.11-sef","title":"Antibacterial Activity of Malaleuca Leucadendron Linn Essential Oil from North Central Timor Against Escherichia coli and Staphylococus Aureus","display_name":"Antibacterial Activity of Malaleuca Leucadendron Linn Essential Oil from North Central Timor Against Escherichia coli and Staphylococus Aureus","publication_year":2024,"publication_date":"2024-01-11","ids":{"openalex":"https://openalex.org/W4401192011","doi":"https://doi.org/10.30598/ijcr.2024.11-sef"},"language":"en","primary_location":{"id":"doi:10.30598/ijcr.2024.11-sef","doi":"https://doi.org/10.30598/ijcr.2024.11-sef","is_oa":true,"landing_page_url":"http://dx.doi.org/10.30598/ijcr.2024.11-sef","pdf_url":null,"source":{"id":"https://openalex.org/S2764362204","display_name":"Indo J Chem Res","issn_l":"2338-5359","issn":["2338-5359","2502-6844","2614-2627"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":"https://openalex.org/P4310315212","host_organization_name":"Jurusan Ilmu Komputer Universitas Negeri Semarang","host_organization_lineage":["https://openalex.org/P4310315212"],"host_organization_lineage_names":["Jurusan Ilmu Komputer Universitas Negeri Semarang"],"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,"raw_source_name":"Indonesian Journal of Chemical Research","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"http://dx.doi.org/10.30598/ijcr.2024.11-sef","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5007462461","display_name":"Sefrinus Maria Dolfi Kolo","orcid":"https://orcid.org/0000-0001-5800-6008","observed_orcids":["https://orcid.org/0000-0001-5800-6008"]},"institutions":[{"id":"https://openalex.org/I4210096864","display_name":"University of Timor","ror":"https://ror.org/00sr5kc20","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210096864"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Sefrinus M.D. Kolo","raw_affiliation_strings":["Departement of Chemistry, Faculty of Agriculture, Science & Health, Timor University, Jl. KM 09, Sasi Sub-discret, Kefamenanu, 85614, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departement of Chemistry, Faculty of Agriculture, Science & Health, Timor University, Jl. KM 09, Sasi Sub-discret, Kefamenanu, 85614, Indonesia","institution_ids":["https://openalex.org/I4210096864"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039891120","display_name":"Janrigo Klaumegio Mere","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210096864","display_name":"University of Timor","ror":"https://ror.org/00sr5kc20","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210096864"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Janrigo Klaumegio Mere","raw_affiliation_strings":["Departement of Chemistry, Faculty of Agriculture, Science & Health, Timor University, Jl. KM 09, Sasi Sub-discret, Kefamenanu, 85614, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departement of Chemistry, Faculty of Agriculture, Science & Health, Timor University, Jl. KM 09, Sasi Sub-discret, Kefamenanu, 85614, Indonesia","institution_ids":["https://openalex.org/I4210096864"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5105967696","display_name":"Emirensiana H. Klau","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210096864","display_name":"University of Timor","ror":"https://ror.org/00sr5kc20","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210096864"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Emirensiana H. Klau","raw_affiliation_strings":["Departement of Chemistry, Faculty of Agriculture, Science & Health, Timor University, Jl. KM 09, Sasi Sub-discret, Kefamenanu, 85614, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departement of Chemistry, Faculty of Agriculture, Science & Health, Timor University, Jl. KM 09, Sasi Sub-discret, Kefamenanu, 85614, Indonesia","institution_ids":["https://openalex.org/I4210096864"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5005738561","display_name":"Noviana Mery Obenu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210096864","display_name":"University of Timor","ror":"https://ror.org/00sr5kc20","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210096864"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Noviana M. Obenu","raw_affiliation_strings":["Departement of Chemistry, Faculty of Agriculture, Science & Health, Timor University, Jl. KM 09, Sasi Sub-discret, Kefamenanu, 85614, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departement of Chemistry, Faculty of Agriculture, Science & Health, Timor University, Jl. KM 09, Sasi Sub-discret, Kefamenanu, 85614, Indonesia","institution_ids":["https://openalex.org/I4210096864"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I4210096864"],"apc_list":{"value":750000,"currency":"IDR","value_usd":50},"apc_paid":{"value":750000,"currency":"IDR","value_usd":50},"fwci":0.1637,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.39112393,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"11","issue":"3","first_page":"181","last_page":"189"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10225","display_name":"Essential Oils and Antimicrobial Activity","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10225","display_name":"Essential Oils and Antimicrobial Activity","score":1.0,"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/T11065","display_name":"Insect Pest Control Strategies","score":0.0,"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/T14521","display_name":"Medicinal Plant Research","score":0.0,"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/melaleuca-leucadendron","display_name":"Melaleuca leucadendron","score":0.9909999966621399},{"id":"https://openalex.org/keywords/eucalyptus-oil","display_name":"eucalyptus oil","score":0.9319999814033508},{"id":"https://openalex.org/keywords/antibacterial-activity","display_name":"antibacterial activity","score":0.9980000257492065},{"id":"https://openalex.org/keywords/escherichia-coli","display_name":"Escherichia coli","score":0.9990000128746033},{"id":"https://openalex.org/keywords/staphylococcus-aureus","display_name":"Staphylococcus aureus","score":1.0},{"id":"https://openalex.org/keywords/essential-oil-composition","display_name":"essential oil composition","score":0.7620000243186951},{"id":"https://openalex.org/keywords/terpenes","display_name":"terpenes","score":0.9229999780654907},{"id":"https://openalex.org/keywords/1-8-cineole","display_name":"1,8-cineole","score":0.9929999709129333},{"id":"https://openalex.org/keywords/terpineol","display_name":"terpineol","score":0.9829999804496765},{"id":"https://openalex.org/keywords/beta-pinene","display_name":"\u03b2-pinene","score":0.9449999928474426},{"id":"https://openalex.org/keywords/caryophyllene","display_name":"caryophyllene","score":0.8939999938011169},{"id":"https://openalex.org/keywords/timor","display_name":"Timor","score":0.6209999918937683}],"concepts":[{"id":"https://openalex.org/C2778240251","wikidata":"https://www.wikidata.org/wiki/Q410836","display_name":"Geraniol","level":3,"score":0.807664155960083},{"id":"https://openalex.org/C2780104969","wikidata":"https://www.wikidata.org/wiki/Q4774530","display_name":"Antibacterial activity","level":3,"score":0.792332649230957},{"id":"https://openalex.org/C2777278459","wikidata":"https://www.wikidata.org/wiki/Q170885","display_name":"Essential oil","level":2,"score":0.6740092039108276},{"id":"https://openalex.org/C2779489039","wikidata":"https://www.wikidata.org/wiki/Q188121","display_name":"Staphylococcus aureus","level":3,"score":0.6072772741317749},{"id":"https://openalex.org/C2778231731","wikidata":"https://www.wikidata.org/wiki/Q161572","display_name":"Eucalyptol","level":3,"score":0.5816524028778076},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.5510426759719849},{"id":"https://openalex.org/C556039675","wikidata":"https://www.wikidata.org/wiki/Q771035","display_name":"Traditional medicine","level":1,"score":0.47120732069015503},{"id":"https://openalex.org/C11636898","wikidata":"https://www.wikidata.org/wiki/Q390585","display_name":"Agar diffusion test","level":4,"score":0.439761221408844},{"id":"https://openalex.org/C31903555","wikidata":"https://www.wikidata.org/wiki/Q1637030","display_name":"Food science","level":1,"score":0.42223498225212097},{"id":"https://openalex.org/C2779788071","wikidata":"https://www.wikidata.org/wiki/Q421614","display_name":"Caryophyllene","level":3,"score":0.4176822304725647},{"id":"https://openalex.org/C89423630","wikidata":"https://www.wikidata.org/wiki/Q7193","display_name":"Microbiology","level":1,"score":0.3353908061981201},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.2746354937553406},{"id":"https://openalex.org/C523546767","wikidata":"https://www.wikidata.org/wiki/Q10876","display_name":"Bacteria","level":2,"score":0.13345226645469666},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0827663242816925},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.30598/ijcr.2024.11-sef","doi":"https://doi.org/10.30598/ijcr.2024.11-sef","is_oa":true,"landing_page_url":"http://dx.doi.org/10.30598/ijcr.2024.11-sef","pdf_url":null,"source":{"id":"https://openalex.org/S2764362204","display_name":"Indo J Chem Res","issn_l":"2338-5359","issn":["2338-5359","2502-6844","2614-2627"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":"https://openalex.org/P4310315212","host_organization_name":"Jurusan Ilmu Komputer Universitas Negeri Semarang","host_organization_lineage":["https://openalex.org/P4310315212"],"host_organization_lineage_names":["Jurusan Ilmu Komputer Universitas Negeri Semarang"],"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,"raw_source_name":"Indonesian Journal of Chemical Research","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:fd4468ac6f8c4ed68116d1315a442322","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/fd4468ac6f8c4ed68116d1315a442322","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Indonesian Journal of Chemical Research, Vol 11, Iss 3 (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.30598/ijcr.2024.11-sef","doi":"https://doi.org/10.30598/ijcr.2024.11-sef","is_oa":true,"landing_page_url":"http://dx.doi.org/10.30598/ijcr.2024.11-sef","pdf_url":null,"source":{"id":"https://openalex.org/S2764362204","display_name":"Indo J Chem Res","issn_l":"2338-5359","issn":["2338-5359","2502-6844","2614-2627"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":"https://openalex.org/P4310315212","host_organization_name":"Jurusan Ilmu Komputer Universitas Negeri Semarang","host_organization_lineage":["https://openalex.org/P4310315212"],"host_organization_lineage_names":["Jurusan Ilmu Komputer Universitas Negeri Semarang"],"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,"raw_source_name":"Indonesian Journal of Chemical Research","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.8048999905586243,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W2085587146","https://openalex.org/W2092061024","https://openalex.org/W2567785049","https://openalex.org/W2592876053","https://openalex.org/W2597317294","https://openalex.org/W2789402736","https://openalex.org/W2796604077","https://openalex.org/W2916988014","https://openalex.org/W2957102650","https://openalex.org/W2971500761","https://openalex.org/W3016289309","https://openalex.org/W3089895431","https://openalex.org/W3128247184","https://openalex.org/W3161996930","https://openalex.org/W3196964302"],"related_works":["https://openalex.org/W2745956536","https://openalex.org/W4393098258","https://openalex.org/W4385729818","https://openalex.org/W6911615323","https://openalex.org/W2606729544","https://openalex.org/W2376671454","https://openalex.org/W1985374033","https://openalex.org/W2187395375","https://openalex.org/W2227524458","https://openalex.org/W7155376239"],"abstract_inverted_index":{"The":[0,17,112,148],"eucalyptus":[1],"plant":[2,18,47],"(Melaleuca":[3],"leucadendron":[4],"Linn)":[5],"is":[6],"one":[7],"of":[8,45,55,68,72,114,125,146,150,178],"the":[9,15,40,52,56,60,66,69,73,115,123,126,155,172],"essential":[10,42,57,74],"oil":[11,43,58,75],"production":[12],"plants":[13],"in":[14],"world.":[16],"has":[19],"been":[20,164],"widely":[21],"used":[22],"as":[23,104,166],"an":[24],"antiseptic":[25],"and":[26,33,50,81,91,196],"also":[27],"for":[28,133],"relieving":[29],"colds,":[30],"sore":[31],"throat,":[32],"infections.":[34],"This":[35],"study":[36,149],"aims":[37],"to":[38,88,171],"identify":[39],"whole":[41],"compounds":[44,152,162,169],"this":[46],"using":[48,59,84],"GC-MS":[49,70,157],"test":[51,83,119],"antibacterial":[53,82,99,117,151],"activity":[54,100,118],"disc":[61],"diffusion":[62,86],"method.":[63],"Based":[64],"on":[65,154],"results":[67,102,113],"analysis":[71,101,158],"content":[76],"obtained":[77],"by":[78,122],"steam":[79],"distillation":[80],"discs":[85],"method":[87],"Escherichia":[89,134],"coli":[90,135],"Staphylococcus":[92,137],"aureus,":[93],"yielded":[94],"81":[95],"compound":[96],"peaks":[97],"with":[98,175],"classified":[103],"relatively":[105],"very":[106],"strong":[107],"at":[108,143],"5":[109],"different":[110],"concentrations.":[111],"best":[116],"were":[120],"indicated":[121],"diameter":[124],"inhibition":[127],"zone":[128],"26.42":[129],"\u00b1":[130,140],"0.97":[131],"mm":[132,142],"while":[136],"aureus":[138],"23.43":[139],"2.09":[141],"a":[144],"concentration":[145],"100%.":[147],"based":[153],"81-peak":[156],"found":[159],"that":[160],"8":[161],"have":[163],"reported":[165],"antibacterial.":[167],"These":[168],"belong":[170],"terpenes":[173],"group":[174],"total":[176],"percentages":[177],"eucalyptol":[179],"20.97":[180],"%,":[181,184,191],"terpineol":[182],"11.74":[183],"\u03b2-pinene":[185],"6.24%,":[186],"3-carene":[187],"1.95%,":[188],"caryophyllene":[189],"4.96":[190],"(z)-geraniol":[192],"0.10%,":[193,195],"farnesol":[194],"eugenol":[197],"0.18%":[198],"respectively":[199]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2026-10-12T09:40:04.860316","created_date":"2024-08-01T00:00:00"}