{"id":"https://openalex.org/W2158798937","doi":"https://doi.org/10.3390/molecules19066929","title":"Nimbolide B and Nimbic Acid B, Phytotoxic Substances in Neem Leaves with Allelopathic Activity","display_name":"Nimbolide B and Nimbic Acid B, Phytotoxic Substances in Neem Leaves with Allelopathic Activity","publication_year":2014,"publication_date":"2014-05-26","ids":{"openalex":"https://openalex.org/W2158798937","doi":"https://doi.org/10.3390/molecules19066929","mag":"2158798937","pmid":"https://pubmed.ncbi.nlm.nih.gov/24865604","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/6290558"},"language":"en","primary_location":{"id":"doi:10.3390/molecules19066929","doi":"https://doi.org/10.3390/molecules19066929","is_oa":true,"landing_page_url":"https://doi.org/10.3390/molecules19066929","pdf_url":"https://www.mdpi.com/1420-3049/19/6/6929/pdf?version=1403118059","source":{"id":"https://openalex.org/S108911230","display_name":"Molecules","issn_l":"1420-3049","issn":["1420-3049","1433-1373"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","medline","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Molecules","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1420-3049/19/6/6929/pdf?version=1403118059","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5069174373","display_name":"Hisashi Kato\u2010Noguchi","orcid":"https://orcid.org/0000-0002-8636-4870","observed_orcids":["https://orcid.org/0000-0002-8636-4870","https://orcid.org/0000-0002-3589-3991"]},"institutions":[{"id":"https://openalex.org/I201933988","display_name":"Kagawa University","ror":"https://ror.org/04j7mzp05","country_code":"JP","type":"education","lineage":["https://openalex.org/I201933988"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Hisashi Kato-Noguchi","raw_affiliation_strings":["Department of Applied Biological Science, Faculty of Agriculture, Kagawa University, Miki, Kagawa 761-0795, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Applied Biological Science, Faculty of Agriculture, Kagawa University, Miki, Kagawa 761-0795, Japan","institution_ids":["https://openalex.org/I201933988"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101325691","display_name":"Md Salam","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I201933988","display_name":"Kagawa University","ror":"https://ror.org/04j7mzp05","country_code":"JP","type":"education","lineage":["https://openalex.org/I201933988"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Md Salam","raw_affiliation_strings":["Department of Applied Biological Science, Faculty of Agriculture, Kagawa University, Miki, Kagawa 761-0795, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Applied Biological Science, Faculty of Agriculture, Kagawa University, Miki, Kagawa 761-0795, Japan","institution_ids":["https://openalex.org/I201933988"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074087265","display_name":"Osamu Ohno","orcid":"https://orcid.org/0000-0002-8147-6857","observed_orcids":["https://orcid.org/0000-0002-8147-6857"]},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Osamu Ohno","raw_affiliation_strings":["Department of Chemistry, Faculty of Science and Technology, Keio University, 3-14-1 Hiyoshi, Kohoku, Yokohama 223-8522, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry, Faculty of Science and Technology, Keio University, 3-14-1 Hiyoshi, Kohoku, Yokohama 223-8522, Japan","institution_ids":["https://openalex.org/I203951103"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020010288","display_name":"Kiyotake Suenaga","orcid":"https://orcid.org/0000-0001-5343-5890","observed_orcids":["https://orcid.org/0000-0001-5343-5890"]},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kiyotake Suenaga","raw_affiliation_strings":["Department of Chemistry, Faculty of Science and Technology, Keio University, 3-14-1 Hiyoshi, Kohoku, Yokohama 223-8522, Japan"],"raw_orcid":"https://orcid.org/0000-0001-5343-5890","affiliations":[{"raw_affiliation_string":"Department of Chemistry, Faculty of Science and Technology, Keio University, 3-14-1 Hiyoshi, Kohoku, Yokohama 223-8522, Japan","institution_ids":["https://openalex.org/I203951103"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5069174373"],"corresponding_institution_ids":["https://openalex.org/I201933988"],"apc_list":{"value":2700,"currency":"CHF","value_usd":3258},"apc_paid":{"value":2700,"currency":"CHF","value_usd":3258},"fwci":2.2236,"has_fulltext":true,"cited_by_count":39,"citation_normalized_percentile":{"value":0.86402411,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"19","issue":"6","first_page":"6929","last_page":"6940"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12058","display_name":"Allelopathy and phytotoxic interactions","score":0.9907000064849854,"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/T12058","display_name":"Allelopathy and phytotoxic interactions","score":0.9907000064849854,"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/T12685","display_name":"Phytochemical compounds biological activities","score":0.004999999888241291,"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"}},{"id":"https://openalex.org/T11065","display_name":"Insect Pest Control Strategies","score":0.0013000000035390258,"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/allelopathy","display_name":"allelopathy","score":0.9269999861717224},{"id":"https://openalex.org/keywords/phytotoxicity","display_name":"phytotoxicity","score":0.8500000238418579},{"id":"https://openalex.org/keywords/neem-leaves","display_name":"neem leaves","score":0.8489999771118164},{"id":"https://openalex.org/keywords/neem","display_name":"Azadirachta indica","score":1.0},{"id":"https://openalex.org/keywords/new-natural-products","display_name":"new natural products","score":0.578000009059906},{"id":"https://openalex.org/keywords/root-and-shoot-growth-inhibition","display_name":"root and shoot growth inhibition","score":0.8029999732971191},{"id":"https://openalex.org/keywords/cress","display_name":"cress","score":0.5260000228881836},{"id":"https://openalex.org/keywords/barnyard-grass","display_name":"Echinochloa crus-galli","score":0.9869999885559082},{"id":"https://openalex.org/keywords/methanolic-leaf-extract","display_name":"methanolic leaf extract","score":0.5400000214576721},{"id":"https://openalex.org/keywords/structure-elucidation","display_name":"structure elucidation","score":0.7419999837875366}],"concepts":[{"id":"https://openalex.org/C31241831","wikidata":"https://www.wikidata.org/wiki/Q190334","display_name":"Allelopathy","level":3,"score":0.9893418550491333},{"id":"https://openalex.org/C2781035296","wikidata":"https://www.wikidata.org/wiki/Q21698","display_name":"Azadirachta","level":2,"score":0.7223140001296997},{"id":"https://openalex.org/C2780858201","wikidata":"https://www.wikidata.org/wiki/Q3774857","display_name":"Phytotoxicity","level":2,"score":0.5028273463249207},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.448306679725647},{"id":"https://openalex.org/C21410773","wikidata":"https://www.wikidata.org/wiki/Q220869","display_name":"Shoot","level":2,"score":0.4461301267147064},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.4445376992225647},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.44276779890060425},{"id":"https://openalex.org/C556039675","wikidata":"https://www.wikidata.org/wiki/Q771035","display_name":"Traditional medicine","level":1,"score":0.42056939005851746},{"id":"https://openalex.org/C100701293","wikidata":"https://www.wikidata.org/wiki/Q193838","display_name":"Germination","level":2,"score":0.19405916333198547},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0}],"mesh":[{"descriptor_ui":"D008129","descriptor_name":"Lolium","qualifier_ui":"Q000187","qualifier_name":"drug effects","is_major_topic":false},{"descriptor_ui":"D010936","descriptor_name":"Plant Extracts","qualifier_ui":"Q000494","qualifier_name":"pharmacology","is_major_topic":false},{"descriptor_ui":"D010936","descriptor_name":"Plant Extracts","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":false},{"descriptor_ui":"D012275","descriptor_name":"Oryza","qualifier_ui":"Q000187","qualifier_name":"drug effects","is_major_topic":false},{"descriptor_ui":"D014315","descriptor_name":"Triterpenes","qualifier_ui":"Q000494","qualifier_name":"pharmacology","is_major_topic":true},{"descriptor_ui":"D014315","descriptor_name":"Triterpenes","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":true},{"descriptor_ui":"D018515","descriptor_name":"Plant Leaves","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":true},{"descriptor_ui":"D018517","descriptor_name":"Plant Roots","qualifier_ui":"Q000187","qualifier_name":"drug effects","is_major_topic":false},{"descriptor_ui":"D018520","descriptor_name":"Plant Shoots","qualifier_ui":"Q000187","qualifier_name":"drug effects","is_major_topic":false},{"descriptor_ui":"D018545","descriptor_name":"Lactuca","qualifier_ui":"Q000187","qualifier_name":"drug effects","is_major_topic":false},{"descriptor_ui":"D031601","descriptor_name":"Azadirachta","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":true},{"descriptor_ui":"D031784","descriptor_name":"Phleum","qualifier_ui":"Q000187","qualifier_name":"drug effects","is_major_topic":false},{"descriptor_ui":"D036701","descriptor_name":"Limonins","qualifier_ui":"Q000494","qualifier_name":"pharmacology","is_major_topic":true},{"descriptor_ui":"D036701","descriptor_name":"Limonins","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":true}],"locations_count":6,"locations":[{"id":"doi:10.3390/molecules19066929","doi":"https://doi.org/10.3390/molecules19066929","is_oa":true,"landing_page_url":"https://doi.org/10.3390/molecules19066929","pdf_url":"https://www.mdpi.com/1420-3049/19/6/6929/pdf?version=1403118059","source":{"id":"https://openalex.org/S108911230","display_name":"Molecules","issn_l":"1420-3049","issn":["1420-3049","1433-1373"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","medline","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Molecules","raw_type":"journal-article"},{"id":"pmh:oai:europepmc.org:5272296","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/6290558","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"Text"},{"id":"pmid:24865604","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/24865604","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":"Molecules (Basel, Switzerland)","raw_type":"Journal Article"},{"id":"pmh:oai:pubmedcentral.nih.gov:6290558","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC6290558/","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Molecules","raw_type":"Text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.432.8281","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.432.8281","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.mdpi.com/1420-3049/19/6/6929/pdf?view=inline","raw_type":"text"},{"id":"pmh:oai:doaj.org/article:e0301ae01b9a46c484022492884c019f","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/e0301ae01b9a46c484022492884c019f","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Molecules, Vol 19, Iss 6, Pp 6929-6940 (2014)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3390/molecules19066929","doi":"https://doi.org/10.3390/molecules19066929","is_oa":true,"landing_page_url":"https://doi.org/10.3390/molecules19066929","pdf_url":"https://www.mdpi.com/1420-3049/19/6/6929/pdf?version=1403118059","source":{"id":"https://openalex.org/S108911230","display_name":"Molecules","issn_l":"1420-3049","issn":["1420-3049","1433-1373"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","medline","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Molecules","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Zero hunger","score":0.40450000762939453,"id":"https://metadata.un.org/sdg/2"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2158798937.pdf","grobid_xml":"https://content.openalex.org/works/W2158798937.grobid-xml"},"referenced_works_count":20,"referenced_works":["https://openalex.org/W847057891","https://openalex.org/W1559317429","https://openalex.org/W1971287870","https://openalex.org/W1975834732","https://openalex.org/W1985715974","https://openalex.org/W1991640713","https://openalex.org/W1998411946","https://openalex.org/W2011419915","https://openalex.org/W2025753749","https://openalex.org/W2032189618","https://openalex.org/W2040207481","https://openalex.org/W2048908982","https://openalex.org/W2062692655","https://openalex.org/W2091101394","https://openalex.org/W2101831798","https://openalex.org/W2111629064","https://openalex.org/W2124802947","https://openalex.org/W2265267524","https://openalex.org/W2324750655","https://openalex.org/W2791499975"],"related_works":["https://openalex.org/W2048908982","https://openalex.org/W2183461171","https://openalex.org/W4310340797","https://openalex.org/W2488633008","https://openalex.org/W7045422026","https://openalex.org/W1985693101","https://openalex.org/W182650946","https://openalex.org/W2081063717","https://openalex.org/W2133033518","https://openalex.org/W3109795322"],"abstract_inverted_index":{"Neem":[0],"(Azadirachta":[1],"indica)":[2],"has":[3,29],"been":[4,16,30],"widely":[5],"used":[6],"as":[7],"a":[8],"traditional":[9],"medicine":[10],"and":[11,38,58,69,86,112,124,141,156],"several":[12,78],"bioactive":[13],"compounds":[14],"have":[15],"isolated":[17],"from":[18],"this":[19],"species,":[20],"but":[21],"to":[22,104,106,162],"date":[23],"no":[24],"potent":[25],"allelopathic":[26,36,42,164],"active":[27],"substance":[28],"reported.":[31],"Therefore,":[32],"we":[33],"investigated":[34],"possible":[35],"property":[37],"phytotoxic":[39,88],"substances":[40,89,98],"with":[41],"activity":[43,85],"in":[44],"neem.":[45],"An":[46],"aqueous":[47],"methanol":[48],"extract":[49],"of":[50,56,60,95,122,139],"neem":[51,168],"leaves":[52],"inhibited":[53,119,136],"the":[54,83,96,120,137,163],"growth":[55,121,138],"roots":[57],"shoots":[59],"cress,":[61],"lettuce,":[62],"alfalfa,":[63],"timothy,":[64],"crabgrass,":[65],"ryegrass,":[66],"barnyard":[67,125,142],"grass":[68,126,143],"jungle":[70],"rice.":[71],"The":[72,92],"extracts":[73],"were":[74,90,99],"then":[75],"purified":[76],"by":[77,101,167],"chromatographic":[79],"runs":[80],"while":[81],"monitoring":[82],"inhibitory":[84],"two":[87,97],"isolated.":[91],"chemical":[93],"structures":[94],"determined":[100],"spectral":[102],"data":[103],"correspond":[105],"novel":[107],"compounds,":[108],"nimbolide":[109,154],"B":[110,115,118,135,155,159],"(1)":[111],"nimbic":[113,157],"acid":[114,134,158],"(2).":[116],"Nimbolide":[117],"cress":[123,140],"at":[127,144],"concentrations":[128,145],"greater":[129,146],"than":[130,147],"0.1\u20123.0":[131],"\u03bcM.":[132,149],"Nimbic":[133],"0.3-1.0":[148],"These":[150],"results":[151],"suggest":[152],"that":[153],"may":[160],"contribute":[161],"effects":[165],"caused":[166],"leaves.":[169]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":8},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":3},{"year":2014,"cited_by_count":1}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2016-06-24T00:00:00"}
