Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2028169102', 'doi': None, 'title': 'Evaluation of selected food supplements containing antioxidants.', 'display_name': 'Evaluation of selected food supplements containing antioxidants.', 'publication_year': 2010, 'publication_date': '2010-01-01', 'ids': {'openalex': 'https://openalex.org/W2028169102', 'mag': '2028169102', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/20839462'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://www.ncbi.nlm.nih.gov/pubmed/20839462', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2755052389', 'display_name': 'Roczniki Państwowego Zakładu Higieny', 'issn_l': '0035-7715', 'issn': ['0035-7715', '2451-2311'], 'is_oa': True, 'is_in_doaj': True, 'is_core': True, 'host_organization': 'https://openalex.org/P4310317370', 'host_organization_name': 'Narodowy Instytut Zdrowia Publicznego – Państwowy Zakład Higieny', 'host_organization_lineage': ['https://openalex.org/P4310317370'], 'host_organization_lineage_names': ['Narodowy Instytut Zdrowia Publicznego – Państwowy Zakład Higieny'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['pubmed'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5047429768', 'display_name': 'Katarzyna Łastawska', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I268303160', 'display_name': 'Medical University of Warsaw', 'ror': 'https://ror.org/04p2y4s44', 'country_code': 'PL', 'type': 'education', 'lineage': ['https://openalex.org/I268303160']}], 'countries': ['PL'], 'is_corresponding': True, 'raw_author_name': 'Katarzyna Łastawska', 'raw_affiliation_strings': ['Department of Physical Chemistry, Faculty of Pharmacy Medical University, Warsaw. [email protected]'], 'affiliations': [{'raw_affiliation_string': 'Department of Physical Chemistry, Faculty of Pharmacy Medical University, Warsaw. [email protected]', 'institution_ids': ['https://openalex.org/I268303160']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': ['https://openalex.org/A5047429768'], 'corresponding_institution_ids': ['https://openalex.org/I268303160'], 'apc_list': {'value': 150, 'currency': 'EUR', 'value_usd': 161, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 0.296, 'has_fulltext': False, 'cited_by_count': 4, 'citation_normalized_percentile': {'value': 0.417253, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 77, 'max': 79}, 'biblio': {'volume': '61', 'issue': '2', 'first_page': '151', 'last_page': '4'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10035', 'display_name': 'Phytochemicals and Antioxidant Activities', 'score': 0.998, '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'}}, 'topics': [{'id': 'https://openalex.org/T10035', 'display_name': 'Phytochemicals and Antioxidant Activities', 'score': 0.998, '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/T11411', 'display_name': 'Tea Polyphenols and Effects', 'score': 0.9949, 'subfield': {'id': 'https://openalex.org/subfields/2734', 'display_name': 'Pathology and Forensic Medicine'}, '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/T12057', 'display_name': 'Consumer Attitudes and Food Labeling', 'score': 0.9924, 'subfield': {'id': 'https://openalex.org/subfields/2739', 'display_name': 'Public Health, Environmental and Occupational Health'}, '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/trolox', 'display_name': 'Trolox', 'score': 0.6004375}], 'concepts': [{'id': 'https://openalex.org/C2778004101', 'wikidata': 'https://www.wikidata.org/wiki/Q133948', 'display_name': 'Antioxidant', 'level': 2, 'score': 0.8567449}, {'id': 'https://openalex.org/C70899900', 'wikidata': 'https://www.wikidata.org/wiki/Q290439', 'display_name': 'Polyphenol', 'level': 3, 'score': 0.80600196}, {'id': 'https://openalex.org/C2781150145', 'wikidata': 'https://www.wikidata.org/wiki/Q7845304', 'display_name': 'Trolox equivalent antioxidant capacity', 'level': 4, 'score': 0.803876}, {'id': 'https://openalex.org/C31903555', 'wikidata': 'https://www.wikidata.org/wiki/Q1637030', 'display_name': 'Food science', 'level': 1, 'score': 0.7600271}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.75490934}, {'id': 'https://openalex.org/C2776231299', 'wikidata': 'https://www.wikidata.org/wiki/Q245489', 'display_name': 'Trolox', 'level': 4, 'score': 0.6004375}, {'id': 'https://openalex.org/C2993539680', 'wikidata': 'https://www.wikidata.org/wiki/Q902552', 'display_name': 'Antioxidant capacity', 'level': 3, 'score': 0.5847691}, {'id': 'https://openalex.org/C2776188313', 'wikidata': 'https://www.wikidata.org/wiki/Q902552', 'display_name': 'Oxygen radical absorbance capacity', 'level': 4, 'score': 0.5645843}, {'id': 'https://openalex.org/C2780022331', 'wikidata': 'https://www.wikidata.org/wiki/Q199678', 'display_name': 'Vitamin C', 'level': 2, 'score': 0.5244953}, {'id': 'https://openalex.org/C2777551382', 'wikidata': 'https://www.wikidata.org/wiki/Q141180', 'display_name': 'Vitamin E', 'level': 3, 'score': 0.43887797}, {'id': 'https://openalex.org/C55493867', 'wikidata': 'https://www.wikidata.org/wiki/Q7094', 'display_name': 'Biochemistry', 'level': 1, 'score': 0.31370798}], 'mesh': [{'descriptor_ui': 'D000975', 'descriptor_name': 'Antioxidants', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': True}, {'descriptor_ui': 'D019587', 'descriptor_name': 'Dietary Supplements', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': True}, {'descriptor_ui': 'D010936', 'descriptor_name': 'Plant Extracts', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': True}, {'descriptor_ui': 'D014815', 'descriptor_name': 'Vitamins', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': True}, {'descriptor_ui': 'D000975', 'descriptor_name': 'Antioxidants', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000975', 'descriptor_name': 'Antioxidants', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': False}, {'descriptor_ui': 'D001205', 'descriptor_name': 'Ascorbic Acid', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001205', 'descriptor_name': 'Ascorbic Acid', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': False}, {'descriptor_ui': 'D002839', 'descriptor_name': 'Chromans', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D002839', 'descriptor_name': 'Chromans', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': False}, {'descriptor_ui': 'D019587', 'descriptor_name': 'Dietary Supplements', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004578', 'descriptor_name': 'Electron Spin Resonance Spectroscopy', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005504', 'descriptor_name': 'Food Analysis', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005504', 'descriptor_name': 'Food Analysis', 'qualifier_ui': 'Q000379', 'qualifier_name': 'methods', 'is_major_topic': False}, {'descriptor_ui': 'D006801', 'descriptor_name': 'Humans', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010636', 'descriptor_name': 'Phenols', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010636', 'descriptor_name': 'Phenols', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': False}, {'descriptor_ui': 'D010936', 'descriptor_name': 'Plant Extracts', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010936', 'descriptor_name': 'Plant Extracts', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': False}, {'descriptor_ui': 'D011044', 'descriptor_name': 'Poland', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D011786', 'descriptor_name': 'Quality Control', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012015', 'descriptor_name': 'Reference Standards', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014810', 'descriptor_name': 'Vitamin E', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014810', 'descriptor_name': 'Vitamin E', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': False}, {'descriptor_ui': 'D014815', 'descriptor_name': 'Vitamins', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014815', 'descriptor_name': 'Vitamins', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://www.ncbi.nlm.nih.gov/pubmed/20839462', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2755052389', 'display_name': 'Roczniki Państwowego Zakładu Higieny', 'issn_l': '0035-7715', 'issn': ['0035-7715', '2451-2311'], 'is_oa': True, 'is_in_doaj': True, 'is_core': True, 'host_organization': 'https://openalex.org/P4310317370', 'host_organization_name': 'Narodowy Instytut Zdrowia Publicznego – Państwowy Zakład Higieny', 'host_organization_lineage': ['https://openalex.org/P4310317370'], 'host_organization_lineage_names': ['Narodowy Instytut Zdrowia Publicznego – Państwowy Zakład Higieny'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/20839462', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306525036', 'display_name': 'PubMed', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1299303238', 'host_organization_name': 'National Institutes of Health', 'host_organization_lineage': ['https://openalex.org/I1299303238'], 'host_organization_lineage_names': ['National Institutes of Health'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'score': 0.47, 'display_name': 'Zero hunger', 'id': 'https://metadata.un.org/sdg/2'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 7, 'referenced_works': ['https://openalex.org/W196132825', 'https://openalex.org/W2011514657', 'https://openalex.org/W2012991711', 'https://openalex.org/W2020018314', 'https://openalex.org/W2020353422', 'https://openalex.org/W2072348601', 'https://openalex.org/W2093979148'], 'related_works': ['https://openalex.org/W3176561608', 'https://openalex.org/W3016021835', 'https://openalex.org/W2949620253', 'https://openalex.org/W2749710203', 'https://openalex.org/W2739331999', 'https://openalex.org/W2499402742', 'https://openalex.org/W2356684762', 'https://openalex.org/W2325354019', 'https://openalex.org/W2271411528', 'https://openalex.org/W2249873921', 'https://openalex.org/W2170136702', 'https://openalex.org/W2124678384', 'https://openalex.org/W2092544190', 'https://openalex.org/W2082962411', 'https://openalex.org/W2060312499', 'https://openalex.org/W2049770210', 'https://openalex.org/W2038559587', 'https://openalex.org/W1993746691', 'https://openalex.org/W1597776460', 'https://openalex.org/W1510844036'], 'abstract_inverted_index': {'Seven': [0], 'commercial': [1], 'food': [2], 'supplements': [3, 185], 'present': [4], 'on': [5], 'the': [6, 22, 30, 48, 128, 133, 145, 158, 168], 'Polish': [7], 'market': [8], 'were': [9, 20, 56, 62, 101, 162], 'evaluated': [10], 'for': [11], 'their': [12, 71, 173, 189], 'in': [13, 21, 53, 67, 118, 132, 149, 164], 'vitro': [14, 119], 'antioxidant': [15, 72, 80, 86, 109, 115, 120, 148, 184, 190], 'capacity.': [16], 'The': [17, 39, 60, 99, 117, 135], 'selected': [18], 'products': [19, 61], 'form': [23], 'of': [24, 41, 130, 140, 160, 170], 'hard': [25], 'gelatin': [26], 'capsules.': [27], 'They': [28], 'contained': [29], 'extracts': [31, 161, 171], 'from': [32], 'chokeberry,': [33], 'cranberry,': [34], 'blueberry': [35], 'and': [36, 43, 111, 124, 172], 'green': [37, 141], 'tea.': [38], 'mixture': [40], 'vitamins': [42], 'minerals': [44], 'as': [45, 47], 'well': [46], 'product': [49], 'containing': [50], 'vitamin': [51], 'C': [52], 'substantial': [54, 114], 'dose': [55], 'included': [57], 'into': [58], 'comparison.': [59], 'examined': [63], 'using': [64], 'three': [65], 'methods': [66], 'order': [68], 'to': [69, 96, 181, 188, 196], 'evaluate': [70], 'capacity:': [73], 'electron': [74], 'paramagnetic': [75], 'resonance': [76], '(EPR),': [77], 'Trolox': [78], 'equivalent': [79], 'capacity': [81, 87, 121, 191], '(TEAC),': [82], 'oxygen': [83], 'radical': [84], 'absorbing': [85], '(ORAC)': [88], 'assays.': [89, 151], 'Total': [90], 'polyphenolic': [91], 'content': [92, 129], 'was': [93, 125, 144], 'determined': [94], 'according': [95], 'Folin-Ciocalteu': [97], 'method': [98], 'results': [100], 'calculated': [102], 'per': [103], 'capsule.': [104, 134], 'All': [105], 'studied': [106], 'preparations': [107], 'showed': [108], 'properties': [110, 174], 'may': [112], 'provide': [113], 'protection.': [116], 'varied': [122], 'considerably': [123], 'associated': [126], 'with': [127, 137, 186], 'polyphenols': [131], 'supplement': [136], '250': [138], 'mg': [139], 'tea': [142], 'extract': [143], 'most': [146], 'potent': [147], 'all': [150], 'Nevertheless': [152], 'it': [153], 'must': [154], 'be': [155, 197], 'remembered': [156], 'that': [157], 'amounts': [159], 'different': [163], 'encapsulated': [165], 'products.': [166], 'As': [167], 'quality': [169], 'are': [175, 195], 'miscellaneous,': [176], 'there': [177], 'is': [178], 'a': [179], 'need': [180], 'standardize': [182], 'dietary': [183], 'respect': [187], 'if': [192], 'effective': [193], 'doses': [194], 'recommended.': [198]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2028169102', 'counts_by_year': [{'year': 2014, 'cited_by_count': 2}, {'year': 2013, 'cited_by_count': 1}], 'updated_date': '2024-12-13T08:50:55.899480', 'created_date': '2016-06-24'}