{"id":"https://openalex.org/W2326599591","doi":"https://doi.org/10.1007/bf02631557","title":"The application of gas\u2010liquid chromatography to the determination of vitamins E and K","display_name":"The application of gas\u2010liquid chromatography to the determination of vitamins E and K","publication_year":1963,"publication_date":"1963-08-01","ids":{"openalex":"https://openalex.org/W2326599591","doi":"https://doi.org/10.1007/bf02631557","mag":"2326599591"},"language":"en","primary_location":{"id":"doi:10.1007/bf02631557","doi":"https://doi.org/10.1007/bf02631557","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf02631557","pdf_url":null,"source":{"id":"https://openalex.org/S38637062","display_name":"Journal of the American Oil Chemists Society","issn_l":"0003-021X","issn":["0003-021X","1558-9331"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the American Oil Chemists' Society","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"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/A5045586731","display_name":"Padmanabhan P. Nair","orcid":"https://orcid.org/0000-0002-8925-1193","observed_orcids":["https://orcid.org/0000-0002-8925-1193"]},"institutions":[{"id":"https://openalex.org/I2800667924","display_name":"Sinai Hospital","ror":"https://ror.org/052ra0j05","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I2800667924","https://openalex.org/I4210164053"]},{"id":"https://openalex.org/I2800929305","display_name":"United States India Educational Foundation","ror":"https://ror.org/04z2gtc77","country_code":"IN","type":"other","lineage":["https://openalex.org/I2800929305"]}],"countries":["IN","US"],"is_corresponding":false,"raw_author_name":"P. P. Nair","raw_affiliation_strings":["Biochemistry Research Division, Sinai Hospital, Baltimore, Maryland","Fulbright Travel Grantee, U. S. Educational Foundation, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Biochemistry Research Division, Sinai Hospital, Baltimore, Maryland","institution_ids":["https://openalex.org/I2800667924"]},{"raw_affiliation_string":"Fulbright Travel Grantee, U. S. Educational Foundation, India","institution_ids":["https://openalex.org/I2800929305"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056144790","display_name":"David A. Turner","orcid":"https://orcid.org/0000-0002-9323-1865","observed_orcids":["https://orcid.org/0000-0002-9323-1865"]},"institutions":[{"id":"https://openalex.org/I2800667924","display_name":"Sinai Hospital","ror":"https://ror.org/052ra0j05","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I2800667924","https://openalex.org/I4210164053"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"D. A. Turner","raw_affiliation_strings":["Biochemistry Research Division, Sinai Hospital, Baltimore, Maryland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Biochemistry Research Division, Sinai Hospital, Baltimore, Maryland","institution_ids":["https://openalex.org/I2800667924"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":3555,"currency":"USD","value_usd":3555},"apc_paid":null,"fwci":1.7242,"has_fulltext":false,"cited_by_count":26,"citation_normalized_percentile":{"value":0.82607644,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"40","issue":"8","first_page":"353","last_page":"356"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10908","display_name":"Analytical Chemistry and Chromatography","score":0.961899995803833,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10908","display_name":"Analytical Chemistry and Chromatography","score":0.961899995803833,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10445","display_name":"Antioxidant Activity and Oxidative Stress","score":0.03440000116825104,"subfield":{"id":"https://openalex.org/subfields/2704","display_name":"Biochemistry"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10909","display_name":"Edible Oils Quality and Analysis","score":0.0024999999441206455,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/vitamin-e","display_name":"vitamin E","score":0.9850000143051147},{"id":"https://openalex.org/keywords/vitamin-k","display_name":"vitamin K","score":0.9890000224113464},{"id":"https://openalex.org/keywords/alpha-tocopherol","display_name":"alpha-tocopherol","score":0.7870000004768372},{"id":"https://openalex.org/keywords/vitamin-e-derivatives","display_name":"vitamin E derivatives","score":0.4429999887943268},{"id":"https://openalex.org/keywords/trimethylsilyl-ethers","display_name":"trimethylsilyl ethers","score":0.9359999895095825},{"id":"https://openalex.org/keywords/lipid-extracts","display_name":"lipid extracts","score":0.6589999794960022},{"id":"https://openalex.org/keywords/vitamin-e-oxidation","display_name":"vitamin E oxidation","score":0.35199999809265137}],"concepts":[{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.8202887773513794},{"id":"https://openalex.org/C123460561","wikidata":"https://www.wikidata.org/wiki/Q677065","display_name":"Gas chromatography","level":2,"score":0.7349921464920044},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.7253606915473938},{"id":"https://openalex.org/C2781449162","wikidata":"https://www.wikidata.org/wiki/Q910277","display_name":"Tocopherol","level":4,"score":0.6610577702522278},{"id":"https://openalex.org/C57734079","wikidata":"https://www.wikidata.org/wiki/Q16466654","display_name":"Chromatography column","level":3,"score":0.5031382441520691},{"id":"https://openalex.org/C2777000832","wikidata":"https://www.wikidata.org/wiki/Q419853","display_name":"Trimethylsilyl","level":2,"score":0.4741860330104828},{"id":"https://openalex.org/C2910427641","wikidata":"https://www.wikidata.org/wiki/Q70906","display_name":"Infrared Spectrophotometry","level":2,"score":0.4732145369052887},{"id":"https://openalex.org/C2780407432","wikidata":"https://www.wikidata.org/wiki/Q103230","display_name":"Ether","level":2,"score":0.4647041857242584},{"id":"https://openalex.org/C116817701","wikidata":"https://www.wikidata.org/wiki/Q5955221","display_name":"Hydrophilic interaction chromatography","level":3,"score":0.4512544870376587},{"id":"https://openalex.org/C179998833","wikidata":"https://www.wikidata.org/wiki/Q381233","display_name":"High-performance liquid chromatography","level":2,"score":0.4331863224506378},{"id":"https://openalex.org/C51724486","wikidata":"https://www.wikidata.org/wiki/Q908955","display_name":"Column chromatography","level":2,"score":0.4261942505836487},{"id":"https://openalex.org/C521977710","wikidata":"https://www.wikidata.org/wiki/Q81163","display_name":"Polymer","level":2,"score":0.419364869594574},{"id":"https://openalex.org/C2777551382","wikidata":"https://www.wikidata.org/wiki/Q141180","display_name":"Vitamin E","level":3,"score":0.4091004729270935},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.22098273038864136},{"id":"https://openalex.org/C2778004101","wikidata":"https://www.wikidata.org/wiki/Q133948","display_name":"Antioxidant","level":2,"score":0.09398084878921509}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/bf02631557","doi":"https://doi.org/10.1007/bf02631557","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf02631557","pdf_url":null,"source":{"id":"https://openalex.org/S38637062","display_name":"Journal of the American Oil Chemists Society","issn_l":"0003-021X","issn":["0003-021X","1558-9331"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the American Oil Chemists' Society","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[{"score":0.4699999988079071,"display_name":"Clean water and sanitation","id":"https://metadata.un.org/sdg/6"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W159617914","https://openalex.org/W194449686","https://openalex.org/W194671370","https://openalex.org/W305272485","https://openalex.org/W1964378176","https://openalex.org/W2020576227","https://openalex.org/W2048561227","https://openalex.org/W2163823299"],"related_works":["https://openalex.org/W3008687550","https://openalex.org/W2085845315","https://openalex.org/W2009469096","https://openalex.org/W3008548796","https://openalex.org/W2039115538","https://openalex.org/W2051196895","https://openalex.org/W234103368","https://openalex.org/W1981436597","https://openalex.org/W2050177096","https://openalex.org/W3007679389"],"abstract_inverted_index":{"Abstract":[0],"The":[1,61],"separation":[2],"and":[3,8,32,85,90],"quantitation":[4],"of":[5,20,63,71,76],"vitamins":[6],"E":[7],"K":[9],"wave":[10],"been":[11],"made":[12],"possible":[13],"by":[14,41,87],"gas\u2010liquid":[15],"chromatography,":[16],"using":[17],"a":[18],"mixture":[19],"two":[21],"different":[22],"silicone":[23],"rubber":[24],"polymers":[25],"as":[26],"the":[27,38,69,79],"liquid":[28],"stationary":[29],"phase.":[30],"\u0945\u2010Tocopherolquinone":[31],"\u0945\u2010Tocopherolhydroquinone":[33],"could":[34],"be":[35],"separated":[36],"from":[37,47],"original":[39],"\u0945\u2010tocopherol":[40,58],"this":[42,64],"technique.":[43],"Crude":[44],"lipid":[45],"extracts":[46],"mammalian":[48],"tissues":[49],"contain":[50],"an":[51],"unknown":[52],"component":[53],"which":[54],"converts":[55],"\u0945\u2010tocopherolquinone":[56],"to":[57],"during":[59],"chromatography.":[60],"implications":[62],"observation":[65],"is":[66],"discussed":[67],"in":[68],"light":[70],"biological":[72],"processes.":[73],"A":[74],"group":[75],"derivatives,":[77],"with":[78],"trimethylsilyl":[80],"ether":[81],"link":[82],"was":[83],"prepared":[84],"characterized":[86],"gas":[88],"chromatography":[89],"infrared":[91],"spectrophotometry.":[92]},"counts_by_year":[],"updated_date":"2026-10-30T12:39:25.321706","created_date":"2016-06-24T00:00:00"}
