{"id":"https://openalex.org/W1990515134","doi":"https://doi.org/10.1021/jf034743q","title":"Alterations of Vitamin C, Total Phenolics, and Antioxidant Capacity as Affected by Processing Tomatoes to Different Products","display_name":"Alterations of Vitamin C, Total Phenolics, and Antioxidant Capacity as Affected by Processing Tomatoes to Different Products","publication_year":2003,"publication_date":"2003-11-26","ids":{"openalex":"https://openalex.org/W1990515134","doi":"https://doi.org/10.1021/jf034743q","mag":"1990515134","pmid":"https://pubmed.ncbi.nlm.nih.gov/14690380"},"language":"en","primary_location":{"id":"doi:10.1021/jf034743q","doi":"https://doi.org/10.1021/jf034743q","is_oa":false,"landing_page_url":"https://doi.org/10.1021/jf034743q","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"},"parent_works":[],"lineage":["https://openalex.org/W1990515134"],"child_works_count":0,"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/A5038925307","display_name":"Susan Gahler","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I76198965","display_name":"Friedrich Schiller University Jena","ror":"https://ror.org/05qpz1x62","country_code":"DE","type":"education","lineage":["https://openalex.org/I76198965"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Susan Gahler","raw_affiliation_strings":["Institute of Nutrition, Friedrich Schiller University Jena, Jena, Germany, and Institute of Beverage Technology, University of Applied Sciences Lippe & H\u00f6xter, Lemgo, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Nutrition, Friedrich Schiller University Jena, Jena, Germany, and Institute of Beverage Technology, University of Applied Sciences Lippe & H\u00f6xter, Lemgo, Germany","institution_ids":["https://openalex.org/I76198965"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108462350","display_name":"Konrad Otto","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I76198965","display_name":"Friedrich Schiller University Jena","ror":"https://ror.org/05qpz1x62","country_code":"DE","type":"education","lineage":["https://openalex.org/I76198965"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Konrad Otto","raw_affiliation_strings":["Institute of Nutrition, Friedrich Schiller University Jena, Jena, Germany, and Institute of Beverage Technology, University of Applied Sciences Lippe & H\u00f6xter, Lemgo, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Nutrition, Friedrich Schiller University Jena, Jena, Germany, and Institute of Beverage Technology, University of Applied Sciences Lippe & H\u00f6xter, Lemgo, Germany","institution_ids":["https://openalex.org/I76198965"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020968358","display_name":"Volker B\u00f6hm","orcid":"https://orcid.org/0000-0002-9474-4718","observed_orcids":["https://orcid.org/0000-0002-9474-4718"]},"institutions":[{"id":"https://openalex.org/I76198965","display_name":"Friedrich Schiller University Jena","ror":"https://ror.org/05qpz1x62","country_code":"DE","type":"education","lineage":["https://openalex.org/I76198965"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Volker B\u00f6hm","raw_affiliation_strings":["Institute of Nutrition, Friedrich Schiller University Jena, Jena, Germany, and Institute of Beverage Technology, University of Applied Sciences Lippe & H\u00f6xter, Lemgo, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Nutrition, Friedrich Schiller University Jena, Jena, Germany, and Institute of Beverage Technology, University of Applied Sciences Lippe & H\u00f6xter, Lemgo, Germany","institution_ids":["https://openalex.org/I76198965"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I76198965"],"apc_list":{"value":4500,"currency":"USD","value_usd":4500},"apc_paid":null,"fwci":4.2431,"has_fulltext":false,"cited_by_count":341,"citation_normalized_percentile":{"value":0.94367228,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"51","issue":"27","first_page":"7962","last_page":"7968"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10035","display_name":"Phytochemicals and Antioxidant Activities","score":0.9789999723434448,"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"}},"topics":[{"id":"https://openalex.org/T10035","display_name":"Phytochemicals and Antioxidant Activities","score":0.9789999723434448,"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"}},{"id":"https://openalex.org/T14127","display_name":"Food Nutrient Composition and Product Development","score":0.016699999570846558,"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/T10445","display_name":"Antioxidant Activity and Oxidative Stress","score":0.0020000000949949026,"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-c","display_name":"vitamin C","score":0.9269999861717224},{"id":"https://openalex.org/keywords/total-phenolic-content","display_name":"total phenolic content","score":0.8370000123977661},{"id":"https://openalex.org/keywords/antioxidant-capacity","display_name":"antioxidant capacity","score":0.9919999837875366},{"id":"https://openalex.org/keywords/tomato-products","display_name":"tomato products","score":0.699999988079071},{"id":"https://openalex.org/keywords/tomato-juice","display_name":"tomato juice","score":0.9810000061988831},{"id":"https://openalex.org/keywords/tomato-sauce","display_name":"tomato sauce","score":1.0},{"id":"https://openalex.org/keywords/tomato-soup","display_name":"tomato soup","score":1.0},{"id":"https://openalex.org/keywords/thermal-processing","display_name":"thermal processing","score":0.9639999866485596},{"id":"https://openalex.org/keywords/ascorbic-acid-degradation","display_name":"ascorbic acid degradation","score":0.6639999747276306},{"id":"https://openalex.org/keywords/polyphenols","display_name":"polyphenols","score":0.6539999842643738},{"id":"https://openalex.org/keywords/hydrophilic-antioxidants","display_name":"hydrophilic antioxidants","score":0.6240000128746033}],"concepts":[{"id":"https://openalex.org/C2778004101","wikidata":"https://www.wikidata.org/wiki/Q133948","display_name":"Antioxidant","level":2,"score":0.8146240711212158},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.7983814477920532},{"id":"https://openalex.org/C70899900","wikidata":"https://www.wikidata.org/wiki/Q290439","display_name":"Polyphenol","level":3,"score":0.7855210304260254},{"id":"https://openalex.org/C2776231299","wikidata":"https://www.wikidata.org/wiki/Q245489","display_name":"Trolox","level":4,"score":0.7663532495498657},{"id":"https://openalex.org/C31903555","wikidata":"https://www.wikidata.org/wiki/Q1637030","display_name":"Food science","level":1,"score":0.7489324808120728},{"id":"https://openalex.org/C2780022331","wikidata":"https://www.wikidata.org/wiki/Q199678","display_name":"Vitamin C","level":2,"score":0.6222410202026367},{"id":"https://openalex.org/C2993539680","wikidata":"https://www.wikidata.org/wiki/Q902552","display_name":"Antioxidant capacity","level":3,"score":0.5904561281204224},{"id":"https://openalex.org/C2781150145","wikidata":"https://www.wikidata.org/wiki/Q7845304","display_name":"Trolox equivalent antioxidant capacity","level":4,"score":0.45734357833862305},{"id":"https://openalex.org/C179998833","wikidata":"https://www.wikidata.org/wiki/Q381233","display_name":"High-performance liquid chromatography","level":2,"score":0.4169570803642273},{"id":"https://openalex.org/C2780534640","wikidata":"https://www.wikidata.org/wiki/Q3233795","display_name":"Ferric","level":2,"score":0.41202640533447266},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.23265540599822998},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.18654772639274597},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.10249471664428711}],"mesh":[{"descriptor_ui":"D000975","descriptor_name":"Antioxidants","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":true},{"descriptor_ui":"D001205","descriptor_name":"Ascorbic Acid","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":true},{"descriptor_ui":"D001628","descriptor_name":"Beverages","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":false},{"descriptor_ui":"D005419","descriptor_name":"Flavonoids","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":true},{"descriptor_ui":"D005511","descriptor_name":"Food Handling","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D006358","descriptor_name":"Hot Temperature","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010636","descriptor_name":"Phenols","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":true},{"descriptor_ui":"D018551","descriptor_name":"Solanum lycopersicum","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":true},{"descriptor_ui":"D059808","descriptor_name":"Polyphenols","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D062385","descriptor_name":"Hydroxybenzoates","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1021/jf034743q","doi":"https://doi.org/10.1021/jf034743q","is_oa":false,"landing_page_url":"https://doi.org/10.1021/jf034743q","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:14690380","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/14690380","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":[{"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2","score":0.9208999872207642}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W262065078","https://openalex.org/W1524377129","https://openalex.org/W1908235163","https://openalex.org/W1986254796","https://openalex.org/W2017949573","https://openalex.org/W2027180541","https://openalex.org/W2029079249","https://openalex.org/W2034512322","https://openalex.org/W2035223834","https://openalex.org/W2089565678","https://openalex.org/W2101189179","https://openalex.org/W2114004260","https://openalex.org/W2114709232","https://openalex.org/W2139770650","https://openalex.org/W2334980278","https://openalex.org/W2488909519"],"related_works":["https://openalex.org/W2136465171","https://openalex.org/W2027419669","https://openalex.org/W1858283776","https://openalex.org/W2974102587","https://openalex.org/W4283118719","https://openalex.org/W3096355966","https://openalex.org/W2101150293","https://openalex.org/W1990513286","https://openalex.org/W3005699539","https://openalex.org/W2112045685"],"abstract_inverted_index":{"This":[0],"study":[1],"was":[2,58,71,83],"conducted":[3],"to":[4,60],"investigate":[5],"the":[6,10,14,29,36,39,62,76,90,96,103,111,116,123,128],"antioxidant":[7,16,81,93,99,131],"vitamin":[8,65,107],"C,":[9],"polyphenol":[11],"content,":[12],"and":[13,25,34,102,127],"hydrophilic":[15,80],"capacity":[17,82,94,132],"of":[18,31,38,64,110,119],"tomato":[19,23,26,32,41,112],"juice,":[20],"baked":[21],"tomatoes,":[22],"sauce,":[24],"soup.":[27],"During":[28],"production":[30,53],"juice":[33],"during":[35,115],"preparation":[37],"other":[40],"products,":[42],"samples":[43],"were":[44],"taken":[45],"after":[46,50],"different":[47,88],"times,":[48],"respectively,":[49],"each":[51],"particular":[52],"step.":[54],"High-performance":[55],"liquid":[56],"chromatography":[57],"used":[59],"determine":[61],"content":[63,70],"C.":[66],"The":[67,79,106],"total":[68,124],"phenolics":[69,125],"analyzed":[72],"spectrophotometrically":[73],"by":[74,85],"using":[75,86],"Folin-Ciocalteu":[77],"method.":[78],"measured":[84],"three":[87],"methods:":[89],"Trolox":[91],"equivalent":[92],"assay,":[95],"ferric":[97],"reducing":[98],"power":[100],"test,":[101],"photochemiluminescence":[104],"assay.":[105],"C":[108],"contents":[109],"products":[113],"decreased":[114],"thermal":[117],"processing":[118],"tomatoes.":[120],"In":[121],"contrast,":[122],"concentration":[126],"water":[129],"soluble":[130],"increased.":[133]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":11},{"year":2024,"cited_by_count":14},{"year":2023,"cited_by_count":13},{"year":2022,"cited_by_count":11},{"year":2021,"cited_by_count":17},{"year":2020,"cited_by_count":15},{"year":2019,"cited_by_count":22},{"year":2018,"cited_by_count":12},{"year":2017,"cited_by_count":18},{"year":2016,"cited_by_count":21},{"year":2015,"cited_by_count":13},{"year":2014,"cited_by_count":21},{"year":2013,"cited_by_count":23},{"year":2012,"cited_by_count":18}],"updated_date":"2026-11-14T11:04:58.165337","created_date":"2016-06-24T00:00:00"}
