{"id":"https://openalex.org/W2189240320","doi":"https://doi.org/10.32945/atr3322.2011","title":"Bioassay-guided Identification of the Nematicidal Secondary Metabolites from Paecilomyces lilicanus for the Control of Root-knot Nematode (Meloidogyne graminicola, Golden and Birchfield)","display_name":"Bioassay-guided Identification of the Nematicidal Secondary Metabolites from Paecilomyces lilicanus for the Control of Root-knot Nematode (Meloidogyne graminicola, Golden and Birchfield)","publication_year":2011,"publication_date":"2011-10-03","ids":{"openalex":"https://openalex.org/W2189240320","doi":"https://doi.org/10.32945/atr3322.2011","mag":"2189240320"},"language":"en","primary_location":{"id":"doi:10.32945/atr3322.2011","doi":"https://doi.org/10.32945/atr3322.2011","is_oa":false,"landing_page_url":"https://doi.org/10.32945/atr3322.2011","pdf_url":null,"source":{"id":"https://openalex.org/S4393919164","display_name":"Annals of tropical research/Annals of tropical research (Visayas State University-Online)","issn_l":"0116-0710","issn":["0116-0710","2704-3541"],"is_oa":false,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Annals of Tropical Research","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"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/A5087107611","display_name":"Ruben M. Gapasin","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I146748744","display_name":"Visayas State University","ror":"https://ror.org/00rt3cy21","country_code":"PH","type":"education","lineage":["https://openalex.org/I146748744"]}],"countries":["PH"],"is_corresponding":false,"raw_author_name":"Ruben Gapasin","raw_affiliation_strings":["Department of Pest Management, Visayas State University (VSU), ViSCA, Baybay, Leyte"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pest Management, Visayas State University (VSU), ViSCA, Baybay, Leyte","institution_ids":["https://openalex.org/I146748744"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103591043","display_name":"Erlinda A. Vasquez","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I146748744","display_name":"Visayas State University","ror":"https://ror.org/00rt3cy21","country_code":"PH","type":"education","lineage":["https://openalex.org/I146748744"]}],"countries":["PH"],"is_corresponding":false,"raw_author_name":"Erlinda Vasquez","raw_affiliation_strings":["PhilRootcrops, VSU, ViSCA, Baybay, Leyte"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"PhilRootcrops, VSU, ViSCA, Baybay, Leyte","institution_ids":["https://openalex.org/I146748744"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5098259160","display_name":"Giselle Rendon","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I166305524","display_name":"Philippine Rice Research Institute","ror":"https://ror.org/02gazz415","country_code":"PH","type":"government","lineage":["https://openalex.org/I166305524"]}],"countries":["PH"],"is_corresponding":false,"raw_author_name":"Giselle Rendon","raw_affiliation_strings":["PhilRice, Agusan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"PhilRice, Agusan","institution_ids":["https://openalex.org/I166305524"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3774,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.65088385,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"22","last_page":"43"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11179","display_name":"Nematode management and characterization studies","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T11179","display_name":"Nematode management and characterization studies","score":1.0,"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/T11436","display_name":"Entomopathogenic Microorganisms in Pest Control","score":0.0,"subfield":{"id":"https://openalex.org/subfields/1109","display_name":"Insect 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/T10252","display_name":"Microbial Natural Products and Biosynthesis","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2402","display_name":"Applied Microbiology and Biotechnology"},"field":{"id":"https://openalex.org/fields/24","display_name":"Immunology and Microbiology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/purpureocillium-lilacinum","display_name":"Paecilomyces lilacinus","score":0.9929999709129333},{"id":"https://openalex.org/keywords/meloidogyne-graminicola","display_name":"Meloidogyne graminicola","score":0.9980000257492065},{"id":"https://openalex.org/keywords/root-knot-nematode","display_name":"root-knot nematode","score":0.9649999737739563},{"id":"https://openalex.org/keywords/nematode-management","display_name":"nematode control","score":0.7250000238418579},{"id":"https://openalex.org/keywords/azulene-derivatives","display_name":"azulene derivatives","score":0.6990000009536743},{"id":"https://openalex.org/keywords/fungal-culture-filtrate","display_name":"fungal culture filtrate","score":0.6539999842643738},{"id":"https://openalex.org/keywords/ethyl-acetate-fraction","display_name":"ethyl acetate fraction","score":0.8519999980926514},{"id":"https://openalex.org/keywords/nematode-egg-hatching-inhibition","display_name":"nematode egg hatching inhibition","score":0.7519999742507935},{"id":"https://openalex.org/keywords/rice-seedlings","display_name":"rice seedlings","score":0.6690000295639038},{"id":"https://openalex.org/keywords/bioassay-guided-fractionation","display_name":"bioassay-guided fractionation","score":0.8809999823570251}],"concepts":[{"id":"https://openalex.org/C104488531","wikidata":"https://www.wikidata.org/wiki/Q864212","display_name":"Bioassay","level":2,"score":0.7932837009429932},{"id":"https://openalex.org/C2780518787","wikidata":"https://www.wikidata.org/wiki/Q147306","display_name":"Paecilomyces","level":2,"score":0.6701414585113525},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.6646825075149536},{"id":"https://openalex.org/C2779858419","wikidata":"https://www.wikidata.org/wiki/Q407153","display_name":"Ethyl acetate","level":2,"score":0.639823317527771},{"id":"https://openalex.org/C2778039029","wikidata":"https://www.wikidata.org/wiki/Q3113335","display_name":"Graminicola","level":3,"score":0.6235942840576172},{"id":"https://openalex.org/C2778830712","wikidata":"https://www.wikidata.org/wiki/Q5185","display_name":"Nematode","level":2,"score":0.5272882580757141},{"id":"https://openalex.org/C133479454","wikidata":"https://www.wikidata.org/wiki/Q326228","display_name":"Mycelium","level":2,"score":0.5211729407310486},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.4283130168914795},{"id":"https://openalex.org/C2777744765","wikidata":"https://www.wikidata.org/wiki/Q2734755","display_name":"Hatching","level":2,"score":0.4222663938999176},{"id":"https://openalex.org/C2776207046","wikidata":"https://www.wikidata.org/wiki/Q2215256","display_name":"Root-knot nematode","level":3,"score":0.41879045963287354},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.38477396965026855},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.24444085359573364},{"id":"https://openalex.org/C89423630","wikidata":"https://www.wikidata.org/wiki/Q7193","display_name":"Microbiology","level":1,"score":0.2054758071899414},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.10846391320228577},{"id":"https://openalex.org/C140793950","wikidata":"https://www.wikidata.org/wiki/Q168091","display_name":"Animal science","level":1,"score":0.10236936807632446},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C2776460866","wikidata":"https://www.wikidata.org/wiki/Q170065","display_name":"Pathogen","level":2,"score":0.0},{"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:10.32945/atr3322.2011","doi":"https://doi.org/10.32945/atr3322.2011","is_oa":false,"landing_page_url":"https://doi.org/10.32945/atr3322.2011","pdf_url":null,"source":{"id":"https://openalex.org/S4393919164","display_name":"Annals of tropical research/Annals of tropical research (Visayas State University-Online)","issn_l":"0116-0710","issn":["0116-0710","2704-3541"],"is_oa":false,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Annals of Tropical Research","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:eef4972df14e4243a9a2a3289061e2d5","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/eef4972df14e4243a9a2a3289061e2d5","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":"Annals of Tropical Research, Vol 33, Iss 2 (2011)","raw_type":"article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger","score":0.6735000014305115}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W70341666","https://openalex.org/W301010560","https://openalex.org/W652710714","https://openalex.org/W1021941691","https://openalex.org/W1482530987","https://openalex.org/W1492275907","https://openalex.org/W1532571780","https://openalex.org/W1706741526","https://openalex.org/W1876847391","https://openalex.org/W1911541041","https://openalex.org/W1953705045","https://openalex.org/W2007975383","https://openalex.org/W2008373104","https://openalex.org/W2152136880","https://openalex.org/W2259685699","https://openalex.org/W2306404920","https://openalex.org/W2310643908","https://openalex.org/W2461943520","https://openalex.org/W2510929313","https://openalex.org/W4309601333"],"related_works":["https://openalex.org/W2060916774","https://openalex.org/W2254335438","https://openalex.org/W2197666809","https://openalex.org/W2257120917","https://openalex.org/W4391839416","https://openalex.org/W2264046685","https://openalex.org/W3092353899","https://openalex.org/W3087559083","https://openalex.org/W2361914959","https://openalex.org/W2172193537"],"abstract_inverted_index":{"Meloidogyne":[0],"graminicola":[1],"larvae":[2,43,91],"immersed":[3],"for":[4,234],"48":[5],"hours":[6,31],"in":[7,37,50,69,169,175],"100%":[8,16,54],"concentration":[9,106,114,120],"of":[10,94,107,115,122,138,193,202,211],"Paecilomyces":[11],"lilacinus":[12],"culture":[13,39,57,83],"filtrate":[14,40,58,84],"had":[15],"larval":[17],"mortality":[18,24,104,161],"while":[19],"only":[20],"7.12%":[21],"and":[22,29,92,155,237],"18.72%":[23],"was":[25,76,124,197],"recorded,":[26],"after":[27],"6":[28,154],"12":[30],"immersion,":[32],"respectively.":[33],"Toxic":[34],"metabolites":[35],"present":[36,168],"the":[38,42,82,90,134,139,164,179,194,212],"affected":[41,89],"as":[44,63,200,231],"there":[45],"were":[46,131],"no":[47],"galls":[48,67],"produced":[49,68],"rice":[51,70],"seedlings":[52],"at":[53,105,113,126],"concentration.":[55],"The":[56,73,97,172,191,208],"also":[59],"limited":[60,209],"egg":[61],"hatching":[62],"shown":[64],"by":[65,111],"lesser":[66],"seedling":[71],"roots.":[72],"mycelial":[74],"extract":[75,137],"found":[77],"more":[78,183],"potent":[79],"compared":[80],"with":[81,187],"extract;":[85],"however,":[86],"both":[87],"fractions":[88,130,152],"eggs":[93],"M.":[95],"graminicola.":[96],"dried":[98,136],"ethyl":[99],"acetate":[100],"fraction":[101,149,181,213],"gave":[102,157],"88.51%":[103],"500":[108],"mg/ml,":[109],"followed":[110],"76.91%":[112],"400":[116],"mg/ml.":[117,128],"A":[118],"lethal":[119],"(LC)":[121],"50%":[123],"attained":[125],"300":[127],"Sixteen":[129],"recovered":[132],"from":[133],"crude":[135],"fungus":[140],"using":[141],"vacuum":[142],"liquid":[143],"chromatography":[144],"(VLC).":[145],"Bioassay":[146],"revealed":[147,177],"that":[148,163,178],"3":[150],"(combined":[151],"5,":[153],"7)":[156],"39":[158],"percent":[159],"nematode":[160],"suggesting":[162],"nematoxic":[165],"compounds":[166,186],"are":[167],"these":[170],"fractions.":[171],"fragmentation":[173],"pattern":[174],"GC-MS":[176],"active":[180],"contains":[182],"than":[184],"20":[185],"5":[188],"major":[189],"ones.":[190],"structure":[192,235],"main":[195],"compound":[196,239],"partially":[198],"identified":[199],"derivative":[201],"azulene":[203],"containing":[204],"two":[205],"unsaturation":[206],"points.":[207],"amount":[210],"subjected":[214],"to":[215,223,226],"spectroscopic":[216],"analysis":[217,229],"does":[218],"not":[219],"warrant":[220],"its":[221],"purification":[222],"be":[224],"able":[225],"do":[227],"other":[228],"such":[230],"NMR":[232],"spectroscopy":[233],"elucidation":[236],"complete":[238],"identification.":[240]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2014,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}