{"id":"https://openalex.org/W148385940","doi":"https://doi.org/10.1016/s0021-9258(18)72598-2","title":"ON THE COLORIMETRIC METHOD FOR THE DETERMINATION OF THE K VITAMINS","display_name":"ON THE COLORIMETRIC METHOD FOR THE DETERMINATION OF THE K VITAMINS","publication_year":1942,"publication_date":"1942-05-01","ids":{"openalex":"https://openalex.org/W148385940","doi":"https://doi.org/10.1016/s0021-9258(18)72598-2","mag":"148385940"},"language":"en","primary_location":{"id":"doi:10.1016/s0021-9258(18)72598-2","doi":"https://doi.org/10.1016/s0021-9258(18)72598-2","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s0021-9258(18)72598-2","pdf_url":null,"source":{"id":"https://openalex.org/S140251998","display_name":"Journal of Biological Chemistry","issn_l":"0021-9258","issn":["0021-9258","1067-8816","1083-351X"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-b","doyens","jufo-2","ki-jl-2","medline","norway-2","poland-100","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Biological Chemistry","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1016/s0021-9258(18)72598-2","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5089977181","display_name":"John V. Scudi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1285764155","display_name":"Merck & Co., Inc., Rahway, NJ, USA (United States)","ror":"https://ror.org/02891sr49","country_code":"US","type":"company","lineage":["https://openalex.org/I1285764155"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"John V. Scudi","raw_affiliation_strings":["From the Merck Institute for Therapeutic Research and the Research Laboratory of Merck and Company, Inc., Rahway, New Jersey"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From the Merck Institute for Therapeutic Research and the Research Laboratory of Merck and Company, Inc., Rahway, New Jersey","institution_ids":["https://openalex.org/I1285764155"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031340645","display_name":"Rudolf P. Buhs","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1285764155","display_name":"Merck & Co., Inc., Rahway, NJ, USA (United States)","ror":"https://ror.org/02891sr49","country_code":"US","type":"company","lineage":["https://openalex.org/I1285764155"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rudolf P. Buhs","raw_affiliation_strings":["From the Merck Institute for Therapeutic Research and the Research Laboratory of Merck and Company, Inc., Rahway, New Jersey"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From the Merck Institute for Therapeutic Research and the Research Laboratory of Merck and Company, Inc., Rahway, New Jersey","institution_ids":["https://openalex.org/I1285764155"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I1285764155"],"apc_list":{"value":3430,"currency":"USD","value_usd":3430},"apc_paid":{"value":3430,"currency":"USD","value_usd":3430},"fwci":1.5422,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.77653631,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"143","issue":"3","first_page":"665","last_page":"669"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11460","display_name":"Analytical Methods in Pharmaceuticals","score":0.4530999958515167,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"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/T11460","display_name":"Analytical Methods in Pharmaceuticals","score":0.4530999958515167,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"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/T10499","display_name":"Folate and B Vitamins Research","score":0.14000000059604645,"subfield":{"id":"https://openalex.org/subfields/2916","display_name":"Nutrition and Dietetics"},"field":{"id":"https://openalex.org/fields/29","display_name":"Nursing"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10445","display_name":"Antioxidant Activity and Oxidative Stress","score":0.1251000016927719,"subfield":{"id":"https://openalex.org/subfields/2704","display_name":"Biochemistry (medical)"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/vitamin-k","display_name":"vitamin K","score":0.906000018119812},{"id":"https://openalex.org/keywords/colorimetric-determination","display_name":"colorimetric determination","score":0.9700000286102295}],"concepts":[{"id":"https://openalex.org/C64299311","wikidata":"https://www.wikidata.org/wiki/Q374535","display_name":"Colorimetry","level":2,"score":0.5285747647285461},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.4814019203186035},{"id":"https://openalex.org/C31903555","wikidata":"https://www.wikidata.org/wiki/Q1637030","display_name":"Food science","level":1,"score":0.4141542613506317},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.41048234701156616},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.3212963342666626}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/s0021-9258(18)72598-2","doi":"https://doi.org/10.1016/s0021-9258(18)72598-2","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s0021-9258(18)72598-2","pdf_url":null,"source":{"id":"https://openalex.org/S140251998","display_name":"Journal of Biological Chemistry","issn_l":"0021-9258","issn":["0021-9258","1067-8816","1083-351X"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-b","doyens","jufo-2","ki-jl-2","medline","norway-2","poland-100","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Biological Chemistry","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1016/s0021-9258(18)72598-2","doi":"https://doi.org/10.1016/s0021-9258(18)72598-2","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s0021-9258(18)72598-2","pdf_url":null,"source":{"id":"https://openalex.org/S140251998","display_name":"Journal of Biological Chemistry","issn_l":"0021-9258","issn":["0021-9258","1067-8816","1083-351X"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-b","doyens","jufo-2","ki-jl-2","medline","norway-2","poland-100","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Biological Chemistry","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W997895662","https://openalex.org/W2162360560","https://openalex.org/W2323815590"],"related_works":["https://openalex.org/W997895662","https://openalex.org/W1542941209","https://openalex.org/W203264489","https://openalex.org/W2417636177","https://openalex.org/W2569011032","https://openalex.org/W19288805","https://openalex.org/W2069759152","https://openalex.org/W2443342430","https://openalex.org/W2256837493","https://openalex.org/W2211688077"],"abstract_inverted_index":null,"counts_by_year":[{"year":2018,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
