{"id":"https://openalex.org/W2147408664","doi":"https://doi.org/10.1021/jf011268s","title":"Precursors of 2-Acetyl-1-pyrroline, a Potent Flavor Compound of an Aromatic Rice Variety","display_name":"Precursors of 2-Acetyl-1-pyrroline, a Potent Flavor Compound of an Aromatic Rice Variety","publication_year":2002,"publication_date":"2002-02-26","ids":{"openalex":"https://openalex.org/W2147408664","doi":"https://doi.org/10.1021/jf011268s","mag":"2147408664","pmid":"https://pubmed.ncbi.nlm.nih.gov/11902947"},"language":"en","primary_location":{"id":"doi:10.1021/jf011268s","doi":"https://doi.org/10.1021/jf011268s","is_oa":false,"landing_page_url":"https://doi.org/10.1021/jf011268s","pdf_url":null,"source":{"id":"https://openalex.org/S134644764","display_name":"Journal of Agricultural and Food Chemistry","issn_l":"0021-8561","issn":["0021-8561","1520-5118"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-3","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Agricultural and Food Chemistry","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/A5054891213","display_name":"Tadashi Yoshihashi","orcid":"https://orcid.org/0000-0002-6249-9981","observed_orcids":["https://orcid.org/0000-0002-6249-9981"]},"institutions":[{"id":"https://openalex.org/I16656306","display_name":"Meiji University","ror":"https://ror.org/02rqvrp93","country_code":"JP","type":"education","lineage":["https://openalex.org/I16656306"]},{"id":"https://openalex.org/I4210089209","display_name":"Japan International Research Center for Agricultural Sciences","ror":"https://ror.org/005pdtr14","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210089209"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tadashi Yoshihashi","raw_affiliation_strings":["Food Science and Technology Division, Japan International Research Center for Agricultural Sciences, 1-1 Ohwashi, Tsukuba, Ibaraki 305-8686, Japan, and Department of Agricultural Chemistry, Faculty of Agriculture, Meiji University, 1-1 Higashi-mita, Tama-ku, Kawasaki, Kanagawa 214-8751, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Food Science and Technology Division, Japan International Research Center for Agricultural Sciences, 1-1 Ohwashi, Tsukuba, Ibaraki 305-8686, Japan, and Department of Agricultural Chemistry, Faculty of Agriculture, Meiji University, 1-1 Higashi-mita, Tama-ku, Kawasaki, Kanagawa 214-8751, Japan","institution_ids":["https://openalex.org/I16656306","https://openalex.org/I4210089209"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5116479883","display_name":"Nguy\u1ec5n Th\u1ecb Thu H\u01b0\u01a1ng","orcid":"https://orcid.org/0000-0003-4429-1519","observed_orcids":["https://orcid.org/0000-0003-4429-1519"]},"institutions":[{"id":"https://openalex.org/I16656306","display_name":"Meiji University","ror":"https://ror.org/02rqvrp93","country_code":"JP","type":"education","lineage":["https://openalex.org/I16656306"]},{"id":"https://openalex.org/I4210089209","display_name":"Japan International Research Center for Agricultural Sciences","ror":"https://ror.org/005pdtr14","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210089209"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Nguyen Thi Thu Huong","raw_affiliation_strings":["Food Science and Technology Division, Japan International Research Center for Agricultural Sciences, 1-1 Ohwashi, Tsukuba, Ibaraki 305-8686, Japan, and Department of Agricultural Chemistry, Faculty of Agriculture, Meiji University, 1-1 Higashi-mita, Tama-ku, Kawasaki, Kanagawa 214-8751, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Food Science and Technology Division, Japan International Research Center for Agricultural Sciences, 1-1 Ohwashi, Tsukuba, Ibaraki 305-8686, Japan, and Department of Agricultural Chemistry, Faculty of Agriculture, Meiji University, 1-1 Higashi-mita, Tama-ku, Kawasaki, Kanagawa 214-8751, Japan","institution_ids":["https://openalex.org/I16656306","https://openalex.org/I4210089209"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021490639","display_name":"Hideo Inatomi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I16656306","display_name":"Meiji University","ror":"https://ror.org/02rqvrp93","country_code":"JP","type":"education","lineage":["https://openalex.org/I16656306"]},{"id":"https://openalex.org/I4210089209","display_name":"Japan International Research Center for Agricultural Sciences","ror":"https://ror.org/005pdtr14","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210089209"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hideo Inatomi","raw_affiliation_strings":["Food Science and Technology Division, Japan International Research Center for Agricultural Sciences, 1-1 Ohwashi, Tsukuba, Ibaraki 305-8686, Japan, and Department of Agricultural Chemistry, Faculty of Agriculture, Meiji University, 1-1 Higashi-mita, Tama-ku, Kawasaki, Kanagawa 214-8751, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Food Science and Technology Division, Japan International Research Center for Agricultural Sciences, 1-1 Ohwashi, Tsukuba, Ibaraki 305-8686, Japan, and Department of Agricultural Chemistry, Faculty of Agriculture, Meiji University, 1-1 Higashi-mita, Tama-ku, Kawasaki, Kanagawa 214-8751, Japan","institution_ids":["https://openalex.org/I16656306","https://openalex.org/I4210089209"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4500,"currency":"USD","value_usd":4500},"apc_paid":null,"fwci":3.9743,"has_fulltext":false,"cited_by_count":238,"citation_normalized_percentile":{"value":0.93554282,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"50","issue":"7","first_page":"2001","last_page":"2004"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13142","display_name":"GABA and Rice Research","score":0.9970999956130981,"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/T13142","display_name":"GABA and Rice Research","score":0.9970999956130981,"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/T11745","display_name":"Potato Plant Research","score":0.000699999975040555,"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/T12045","display_name":"Rice Cultivation and Yield Improvement","score":0.000699999975040555,"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/2-acetyl-1-pyrroline","display_name":"2-acetyl-1-pyrroline","score":1.0},{"id":"https://openalex.org/keywords/fragrant-rice","display_name":"aromatic rice","score":0.7129999995231628},{"id":"https://openalex.org/keywords/kdml105","display_name":"KDML105","score":0.902999997138977},{"id":"https://openalex.org/keywords/proline","display_name":"proline","score":0.9089999794960022},{"id":"https://openalex.org/keywords/ornithine","display_name":"ornithine","score":0.8690000176429749},{"id":"https://openalex.org/keywords/glutamate","display_name":"glutamate","score":1.0},{"id":"https://openalex.org/keywords/nitrogen-source","display_name":"nitrogen source","score":0.6740000247955322},{"id":"https://openalex.org/keywords/carbon-source","display_name":"carbon source","score":0.8090000152587891},{"id":"https://openalex.org/keywords/15n-labeling","display_name":"15N labeling","score":0.5889999866485596},{"id":"https://openalex.org/keywords/callus-culture","display_name":"callus culture","score":0.6290000081062317},{"id":"https://openalex.org/keywords/seedlings","display_name":"seedlings","score":0.7639999985694885}],"concepts":[{"id":"https://openalex.org/C2779815552","wikidata":"https://www.wikidata.org/wiki/Q484583","display_name":"Proline","level":3,"score":0.9138160943984985},{"id":"https://openalex.org/C2779674917","wikidata":"https://www.wikidata.org/wiki/Q4795514","display_name":"Aromatic rice","level":4,"score":0.8704731464385986},{"id":"https://openalex.org/C2776977394","wikidata":"https://www.wikidata.org/wiki/Q899707","display_name":"Pyrroline","level":2,"score":0.6921199560165405},{"id":"https://openalex.org/C2780719635","wikidata":"https://www.wikidata.org/wiki/Q4173974","display_name":"Flavor","level":2,"score":0.6090492010116577},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.5833839178085327},{"id":"https://openalex.org/C2777756961","wikidata":"https://www.wikidata.org/wiki/Q620730","display_name":"Glycine","level":3,"score":0.5048959851264954},{"id":"https://openalex.org/C537208039","wikidata":"https://www.wikidata.org/wiki/Q627","display_name":"Nitrogen","level":2,"score":0.50260329246521},{"id":"https://openalex.org/C31903555","wikidata":"https://www.wikidata.org/wiki/Q1637030","display_name":"Food science","level":1,"score":0.3772200047969818},{"id":"https://openalex.org/C2778543611","wikidata":"https://www.wikidata.org/wiki/Q161426","display_name":"Oryza sativa","level":3,"score":0.34691303968429565},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.30395251512527466},{"id":"https://openalex.org/C515207424","wikidata":"https://www.wikidata.org/wiki/Q8066","display_name":"Amino acid","level":2,"score":0.2408147156238556},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.22154933214187622},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0}],"mesh":[{"descriptor_ui":"D002247","descriptor_name":"Carbon Isotopes","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003903","descriptor_name":"Deuterium","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007201","descriptor_name":"Indicator Dilution Techniques","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008401","descriptor_name":"Gas Chromatography-Mass Spectrometry","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009587","descriptor_name":"Nitrogen Isotopes","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009952","descriptor_name":"Ornithine","qualifier_ui":"Q000494","qualifier_name":"pharmacology","is_major_topic":false},{"descriptor_ui":"D011392","descriptor_name":"Proline","qualifier_ui":"Q000494","qualifier_name":"pharmacology","is_major_topic":false},{"descriptor_ui":"D011758","descriptor_name":"Pyrroles","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":true},{"descriptor_ui":"D012275","descriptor_name":"Oryza","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":true},{"descriptor_ui":"D013649","descriptor_name":"Taste","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D018514","descriptor_name":"Plant Structures","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":false},{"descriptor_ui":"D018515","descriptor_name":"Plant Leaves","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":false},{"descriptor_ui":"D018698","descriptor_name":"Glutamic Acid","qualifier_ui":"Q000494","qualifier_name":"pharmacology","is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1021/jf011268s","doi":"https://doi.org/10.1021/jf011268s","is_oa":false,"landing_page_url":"https://doi.org/10.1021/jf011268s","pdf_url":null,"source":{"id":"https://openalex.org/S134644764","display_name":"Journal of Agricultural and Food Chemistry","issn_l":"0021-8561","issn":["0021-8561","1520-5118"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-3","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Agricultural and Food Chemistry","raw_type":"journal-article"},{"id":"pmid:11902947","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/11902947","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":"Journal of agricultural and food chemistry","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.9208999872207642,"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W333628219","https://openalex.org/W1477965702","https://openalex.org/W1678232890","https://openalex.org/W1967118561","https://openalex.org/W1976958208","https://openalex.org/W1988373297","https://openalex.org/W1998286713","https://openalex.org/W2003744680","https://openalex.org/W2008778476","https://openalex.org/W2020861756","https://openalex.org/W2030403979","https://openalex.org/W2054549562","https://openalex.org/W2072476582","https://openalex.org/W2079451862","https://openalex.org/W2079461998","https://openalex.org/W2978177674"],"related_works":["https://openalex.org/W2729071549","https://openalex.org/W2079451862","https://openalex.org/W2077863513","https://openalex.org/W2264851157","https://openalex.org/W1996565389","https://openalex.org/W2760800395","https://openalex.org/W2604274277","https://openalex.org/W2079387582","https://openalex.org/W3082720755","https://openalex.org/W2201614910"],"abstract_inverted_index":{"The":[0],"biological":[1],"formation":[2],"of":[3,24,28,64,68,81,89,98,111,123],"a":[4],"potent":[5],"flavor":[6],"compound,":[7],"2-acetyl-1-pyrroline,":[8],"in":[9,20,40,50,103,114,119],"the":[10,25,55,65,78,86,90,95,104,120,129],"aromatic":[11,105,124],"rice":[12,106,125],"variety":[13],"(Khao":[14],"Dawk":[15],"Mali":[16],"105)":[17],"was":[18,83,93,101],"studied":[19],"seedlings":[21],"and":[22,46,74,117],"callus":[23],"rice.":[26],"Concentrations":[27],"2-acetyl-1-pyrroline":[29,82,100],"were":[30,48],"determined":[31],"by":[32,57],"GC-MS-SIM":[33],"using":[34,71],"an":[35],"isotope":[36],"dilution":[37],"method.":[38],"Increases":[39],"concentration":[41,56],"occurred":[42],"when":[43],"proline,":[44,84],"ornithine,":[45],"glutamate":[47],"present":[49],"solution,":[51],"with":[52],"proline":[53,127],"increasing":[54],"more":[58],"than":[59],"3-fold":[60],"compared":[61],"to":[62],"that":[63,77,110],"control.":[66],"Results":[67],"tracer":[69],"experiments":[70],"(15)N-proline,":[72],"(15)N-glycine,":[73],"proline-1-(13)C":[75],"indicated":[76],"nitrogen":[79,130],"source":[80,88],"whereas":[85],"carbon":[87],"acetyl":[91],"group":[92,97],"not":[94],"carboxyl":[96],"proline.":[99],"formed":[102,118],"at":[107],"temperatures":[108],"below":[109],"thermal":[112],"generation":[113],"bread":[115],"baking,":[116],"aerial":[121],"part":[122],"from":[126],"as":[128],"precursor.":[131]},"counts_by_year":[{"year":2026,"cited_by_count":10},{"year":2025,"cited_by_count":15},{"year":2024,"cited_by_count":27},{"year":2023,"cited_by_count":20},{"year":2022,"cited_by_count":12},{"year":2021,"cited_by_count":20},{"year":2020,"cited_by_count":15},{"year":2019,"cited_by_count":14},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":11},{"year":2016,"cited_by_count":9},{"year":2015,"cited_by_count":9},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":9},{"year":2012,"cited_by_count":5}],"updated_date":"2026-11-11T12:16:26.678958","created_date":"2016-06-24T00:00:00"}