{"id":"https://openalex.org/W2160148522","doi":"https://doi.org/10.1016/j.jpba.2007.07.010","title":"Direct determination of metformin in urine by adsorptive catalytic square-wave voltammetry","display_name":"Direct determination of metformin in urine by adsorptive catalytic square-wave voltammetry","publication_year":2007,"publication_date":"2007-07-13","ids":{"openalex":"https://openalex.org/W2160148522","doi":"https://doi.org/10.1016/j.jpba.2007.07.010","mag":"2160148522","pmid":"https://pubmed.ncbi.nlm.nih.gov/17822866"},"language":"en","primary_location":{"id":"doi:10.1016/j.jpba.2007.07.010","doi":"https://doi.org/10.1016/j.jpba.2007.07.010","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.jpba.2007.07.010","pdf_url":null,"source":{"id":"https://openalex.org/S174893293","display_name":"Journal of Pharmaceutical and Biomedical Analysis","issn_l":"0731-7085","issn":["0731-7085","1873-264X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-1","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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Pharmaceutical and Biomedical Analysis","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/A5048990221","display_name":"S\u0142awomira Skrzypek","orcid":"https://orcid.org/0000-0003-2037-5304","observed_orcids":["https://orcid.org/0000-0003-2037-5304"]},"institutions":[{"id":"https://openalex.org/I34250744","display_name":"University of \u0141\u00f3d\u017a","ror":"https://ror.org/05cq64r17","country_code":"PL","type":"education","lineage":["https://openalex.org/I34250744"]}],"countries":["PL"],"is_corresponding":true,"raw_author_name":"S\u0142awomira Skrzypek","raw_affiliation_strings":["Department of Instrumental Analysis, University of \u0141\u00f3d\u017a, Pomorska 163, 90-236 \u0141\u00f3d\u017a, Poland. skrzpek@uni.lodz.pl","Department of Instrumental Analysis, University of \u0141\u00f3d\u017a, Pomorska 163, 90-236 \u0141\u00f3d\u017a, Poland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Instrumental Analysis, University of \u0141\u00f3d\u017a, Pomorska 163, 90-236 \u0141\u00f3d\u017a, Poland. skrzpek@uni.lodz.pl","institution_ids":["https://openalex.org/I34250744"]},{"raw_affiliation_string":"Department of Instrumental Analysis, University of \u0141\u00f3d\u017a, Pomorska 163, 90-236 \u0141\u00f3d\u017a, Poland","institution_ids":["https://openalex.org/I34250744"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073590799","display_name":"Valentin Mir\u010deski","orcid":"https://orcid.org/0000-0002-9191-3926","observed_orcids":["https://orcid.org/0000-0002-9191-3926"]},"institutions":[{"id":"https://openalex.org/I76245029","display_name":"Ss. Cyril and Methodius University in Skopje","ror":"https://ror.org/02wk2vx54","country_code":"MK","type":"education","lineage":["https://openalex.org/I76245029"]}],"countries":["MK"],"is_corresponding":false,"raw_author_name":"Valentin Mir\u010deski","raw_affiliation_strings":["Institute of Chemistry, Faculty of Natural Sciences and Mathematics, \u201cSv. Kiril i Metodij\u201d University, P.O. Box 162, 91001 Skopje, Republic of Macedonia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Chemistry, Faculty of Natural Sciences and Mathematics, \u201cSv. Kiril i Metodij\u201d University, P.O. Box 162, 91001 Skopje, Republic of Macedonia","institution_ids":["https://openalex.org/I76245029"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000992001","display_name":"Witold Ciesielski","orcid":"https://orcid.org/0000-0002-2115-0214","observed_orcids":["https://orcid.org/0000-0002-2115-0214"]},"institutions":[{"id":"https://openalex.org/I34250744","display_name":"University of \u0141\u00f3d\u017a","ror":"https://ror.org/05cq64r17","country_code":"PL","type":"education","lineage":["https://openalex.org/I34250744"]}],"countries":["PL"],"is_corresponding":false,"raw_author_name":"Witold Ciesielski","raw_affiliation_strings":["Department of Instrumental Analysis, University of \u0141\u00f3d\u017a, Pomorska 163, 90-236 \u0141\u00f3d\u017a, Poland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Instrumental Analysis, University of \u0141\u00f3d\u017a, Pomorska 163, 90-236 \u0141\u00f3d\u017a, Poland","institution_ids":["https://openalex.org/I34250744"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Adam Soko\u0142owski","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I34250744","display_name":"University of \u0141\u00f3d\u017a","ror":"https://ror.org/05cq64r17","country_code":"PL","type":"education","lineage":["https://openalex.org/I34250744"]}],"countries":["PL"],"is_corresponding":false,"raw_author_name":"Adam Soko\u0142owski","raw_affiliation_strings":["Department of Instrumental Analysis, University of \u0141\u00f3d\u017a, Pomorska 163, 90-236 \u0141\u00f3d\u017a, Poland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Instrumental Analysis, University of \u0141\u00f3d\u017a, Pomorska 163, 90-236 \u0141\u00f3d\u017a, Poland","institution_ids":["https://openalex.org/I34250744"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5077965202","display_name":"Robert Zakrzewski","orcid":"https://orcid.org/0000-0002-0781-1442","observed_orcids":["https://orcid.org/0000-0002-0781-1442"]},"institutions":[{"id":"https://openalex.org/I34250744","display_name":"University of \u0141\u00f3d\u017a","ror":"https://ror.org/05cq64r17","country_code":"PL","type":"education","lineage":["https://openalex.org/I34250744"]}],"countries":["PL"],"is_corresponding":false,"raw_author_name":"Robert Zakrzewski","raw_affiliation_strings":["Department of Instrumental Analysis, University of \u0141\u00f3d\u017a, Pomorska 163, 90-236 \u0141\u00f3d\u017a, Poland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Instrumental Analysis, University of \u0141\u00f3d\u017a, Pomorska 163, 90-236 \u0141\u00f3d\u017a, Poland","institution_ids":["https://openalex.org/I34250744"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5048990221"],"corresponding_institution_ids":["https://openalex.org/I34250744"],"apc_list":{"value":3680,"currency":"USD","value_usd":3680},"apc_paid":null,"fwci":0.893,"has_fulltext":false,"cited_by_count":54,"citation_normalized_percentile":{"value":0.65386725,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"45","issue":"2","first_page":"275","last_page":"281"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11434","display_name":"Electrochemical Analysis and Applications","score":0.7339000105857849,"subfield":{"id":"https://openalex.org/subfields/1603","display_name":"Electrochemistry"},"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/T11434","display_name":"Electrochemical Analysis and Applications","score":0.7339000105857849,"subfield":{"id":"https://openalex.org/subfields/1603","display_name":"Electrochemistry"},"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/T10212","display_name":"Electrochemical sensors and biosensors","score":0.23549999296665192,"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/T11460","display_name":"Analytical Methods in Pharmaceuticals","score":0.015399999916553497,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/metformin","display_name":"metformin","score":0.9929999709129333},{"id":"https://openalex.org/keywords/hanging-mercury-drop-electrode","display_name":"hanging mercury drop electrode","score":0.8610000014305115},{"id":"https://openalex.org/keywords/differential-pulse-voltammetry","display_name":"differential pulse voltammetry","score":0.7960000038146973},{"id":"https://openalex.org/keywords/linear-sweep-voltammetry","display_name":"linear sweep voltammetry","score":0.984000027179718},{"id":"https://openalex.org/keywords/urine-analysis","display_name":"urine analysis","score":0.7559999823570251},{"id":"https://openalex.org/keywords/acetate-buffer","display_name":"acetate buffer","score":0.6589999794960022},{"id":"https://openalex.org/keywords/detection-limit","display_name":"detection limit","score":0.37599998712539673},{"id":"https://openalex.org/keywords/method-validation","display_name":"method validation","score":0.6370000243186951}],"concepts":[{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.907476544380188},{"id":"https://openalex.org/C2776278163","wikidata":"https://www.wikidata.org/wiki/Q568031","display_name":"Hanging mercury drop electrode","level":5,"score":0.6809664368629456},{"id":"https://openalex.org/C2779603750","wikidata":"https://www.wikidata.org/wiki/Q904093","display_name":"Voltammetry","level":4,"score":0.6604663133621216},{"id":"https://openalex.org/C2778173763","wikidata":"https://www.wikidata.org/wiki/Q620700","display_name":"Linear sweep voltammetry","level":5,"score":0.6196284294128418},{"id":"https://openalex.org/C2779525745","wikidata":"https://www.wikidata.org/wiki/Q5275361","display_name":"Differential pulse voltammetry","level":5,"score":0.6125233769416809},{"id":"https://openalex.org/C2778117296","wikidata":"https://www.wikidata.org/wiki/Q208465","display_name":"Buffer solution","level":2,"score":0.5982025861740112},{"id":"https://openalex.org/C154020017","wikidata":"https://www.wikidata.org/wiki/Q520171","display_name":"Repeatability","level":2,"score":0.5556840896606445},{"id":"https://openalex.org/C113196181","wikidata":"https://www.wikidata.org/wiki/Q485223","display_name":"Analytical Chemistry (journal)","level":2,"score":0.5439678430557251},{"id":"https://openalex.org/C96352100","wikidata":"https://www.wikidata.org/wiki/Q1136640","display_name":"Square wave","level":3,"score":0.5114625692367554},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.49826884269714355},{"id":"https://openalex.org/C2777869211","wikidata":"https://www.wikidata.org/wiki/Q1147647","display_name":"Cyclic voltammetry","level":4,"score":0.49810004234313965},{"id":"https://openalex.org/C119128265","wikidata":"https://www.wikidata.org/wiki/Q900165","display_name":"Detection limit","level":2,"score":0.4777859151363373},{"id":"https://openalex.org/C161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","level":2,"score":0.45403385162353516},{"id":"https://openalex.org/C17525397","wikidata":"https://www.wikidata.org/wiki/Q176140","display_name":"Electrode","level":2,"score":0.44310900568962097},{"id":"https://openalex.org/C52859227","wikidata":"https://www.wikidata.org/wiki/Q7877","display_name":"Electrochemistry","level":3,"score":0.31545644998550415},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.048109978437423706},{"id":"https://openalex.org/C147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","level":1,"score":0.0450095534324646},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[{"descriptor_ui":"D000085","descriptor_name":"Acetates","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":false},{"descriptor_ui":"D000327","descriptor_name":"Adsorption","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002021","descriptor_name":"Buffers","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002384","descriptor_name":"Catalysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002851","descriptor_name":"Chromatography, High Pressure Liquid","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004563","descriptor_name":"Electrochemistry","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D004566","descriptor_name":"Electrodes","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006863","descriptor_name":"Hydrogen-Ion Concentration","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007004","descriptor_name":"Hypoglycemic Agents","qualifier_ui":"Q000652","qualifier_name":"urine","is_major_topic":true},{"descriptor_ui":"D007004","descriptor_name":"Hypoglycemic Agents","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":false},{"descriptor_ui":"D008687","descriptor_name":"Metformin","qualifier_ui":"Q000652","qualifier_name":"urine","is_major_topic":true},{"descriptor_ui":"D012680","descriptor_name":"Sensitivity and Specificity","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013056","descriptor_name":"Spectrophotometry, Ultraviolet","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015203","descriptor_name":"Reproducibility of Results","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015394","descriptor_name":"Molecular Structure","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1016/j.jpba.2007.07.010","doi":"https://doi.org/10.1016/j.jpba.2007.07.010","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.jpba.2007.07.010","pdf_url":null,"source":{"id":"https://openalex.org/S174893293","display_name":"Journal of Pharmaceutical and Biomedical Analysis","issn_l":"0731-7085","issn":["0731-7085","1873-264X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-1","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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Pharmaceutical and Biomedical Analysis","raw_type":"journal-article"},{"id":"pmid:17822866","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/17822866","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 pharmaceutical and biomedical analysis","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.46810001134872437,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W575159792","https://openalex.org/W652156199","https://openalex.org/W1927118738","https://openalex.org/W1946908169","https://openalex.org/W1965643694","https://openalex.org/W1975285026","https://openalex.org/W1975968001","https://openalex.org/W1976505780","https://openalex.org/W1977006173","https://openalex.org/W1977025528","https://openalex.org/W1978131568","https://openalex.org/W2007416511","https://openalex.org/W2007656663","https://openalex.org/W2021750415","https://openalex.org/W2030561313","https://openalex.org/W2045532130","https://openalex.org/W2054572893","https://openalex.org/W2058047185","https://openalex.org/W2058709922","https://openalex.org/W2065276365","https://openalex.org/W2065666873","https://openalex.org/W2080414013","https://openalex.org/W2081249850","https://openalex.org/W2082339473","https://openalex.org/W2087911133","https://openalex.org/W2088203769","https://openalex.org/W2092606026","https://openalex.org/W2099808784","https://openalex.org/W2122649002","https://openalex.org/W2128008221","https://openalex.org/W2131044553","https://openalex.org/W2148532612","https://openalex.org/W2161616853","https://openalex.org/W2408407550","https://openalex.org/W3035579699","https://openalex.org/W4232732077"],"related_works":["https://openalex.org/W1997993937","https://openalex.org/W3195975383","https://openalex.org/W2084134083","https://openalex.org/W2361383941","https://openalex.org/W2026698374","https://openalex.org/W1986380713","https://openalex.org/W1975285026","https://openalex.org/W2026172766","https://openalex.org/W2075990835","https://openalex.org/W2015043977"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":6},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":6},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":5}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}