Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2507771335', 'doi': 'https://doi.org/10.3390/s16091212', 'title': 'Color Change of Phenol Red by Integrated Smart Phone Camera as a Tool for the Determination of Neurotoxic Compounds', 'display_name': 'Color Change of Phenol Red by Integrated Smart Phone Camera as a Tool for the Determination of Neurotoxic Compounds', 'publication_year': 2016, 'publication_date': '2016-09-07', 'ids': {'openalex': 'https://openalex.org/W2507771335', 'doi': 'https://doi.org/10.3390/s16091212', 'mag': '2507771335', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/27618041', 'pmcid': 'https://www.ncbi.nlm.nih.gov/pmc/articles/5038618'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.3390/s16091212', 'pdf_url': 'https://www.mdpi.com/1424-8220/16/9/1212/pdf?version=1473231233', 'source': {'id': 'https://openalex.org/S101949793', 'display_name': 'Sensors', 'issn_l': '1424-8220', 'issn': ['1424-8220'], 'is_oa': True, 'is_in_doaj': True, 'is_core': True, 'host_organization': 'https://openalex.org/P4310310987', 'host_organization_name': 'Multidisciplinary Digital Publishing Institute', 'host_organization_lineage': ['https://openalex.org/P4310310987'], 'host_organization_lineage_names': ['Multidisciplinary Digital Publishing Institute'], 'type': 'journal'}, 'license': 'cc-by', 'license_id': 'https://openalex.org/licenses/cc-by', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'doaj', 'pubmed'], 'open_access': {'is_oa': True, 'oa_status': 'gold', 'oa_url': 'https://www.mdpi.com/1424-8220/16/9/1212/pdf?version=1473231233', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5036269083', 'display_name': 'Adam Kostelník', 'orcid': 'https://orcid.org/0000-0002-5218-2972'}, 'institutions': [{'id': 'https://openalex.org/I140744787', 'display_name': 'University of Pardubice', 'ror': 'https://ror.org/01chzd453', 'country_code': 'CZ', 'type': 'education', 'lineage': ['https://openalex.org/I140744787']}], 'countries': ['CZ'], 'is_corresponding': False, 'raw_author_name': 'Adam Kostelnik', 'raw_affiliation_strings': ['Faculty of Chemical Technology, University of Pardubice, Studentska 95, Pardubice CZ-53210, Czech Republic'], 'affiliations': [{'raw_affiliation_string': 'Faculty of Chemical Technology, University of Pardubice, Studentska 95, Pardubice CZ-53210, Czech Republic', 'institution_ids': ['https://openalex.org/I140744787']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5067236511', 'display_name': 'Alexander Čegan', 'orcid': 'https://orcid.org/0000-0001-9977-8223'}, 'institutions': [{'id': 'https://openalex.org/I140744787', 'display_name': 'University of Pardubice', 'ror': 'https://ror.org/01chzd453', 'country_code': 'CZ', 'type': 'education', 'lineage': ['https://openalex.org/I140744787']}], 'countries': ['CZ'], 'is_corresponding': False, 'raw_author_name': 'Alexander Cegan', 'raw_affiliation_strings': ['Faculty of Chemical Technology, University of Pardubice, Studentska 95, Pardubice CZ-53210, Czech Republic'], 'affiliations': [{'raw_affiliation_string': 'Faculty of Chemical Technology, University of Pardubice, Studentska 95, Pardubice CZ-53210, Czech Republic', 'institution_ids': ['https://openalex.org/I140744787']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5073308601', 'display_name': 'Miroslav Pohanka', 'orcid': 'https://orcid.org/0000-0001-8804-8356'}, 'institutions': [{'id': 'https://openalex.org/I96415178', 'display_name': 'University of Defence', 'ror': 'https://ror.org/04arkmn57', 'country_code': 'CZ', 'type': 'education', 'lineage': ['https://openalex.org/I96415178']}], 'countries': ['CZ'], 'is_corresponding': True, 'raw_author_name': 'Miroslav Pohanka', 'raw_affiliation_strings': ['Faculty of Military Health Sciences, University of Defense, Trebesska 1575, Hradec Kralove CZ-50001, Czech Republic'], 'affiliations': [{'raw_affiliation_string': 'Faculty of Military Health Sciences, University of Defense, Trebesska 1575, Hradec Kralove CZ-50001, Czech Republic', 'institution_ids': ['https://openalex.org/I96415178']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 2, 'corresponding_author_ids': ['https://openalex.org/A5073308601'], 'corresponding_institution_ids': ['https://openalex.org/I96415178'], 'apc_list': {'value': 2400, 'currency': 'CHF', 'value_usd': 2598, 'provenance': 'doaj'}, 'apc_paid': {'value': 2400, 'currency': 'CHF', 'value_usd': 2598, 'provenance': 'doaj'}, 'fwci': 1.15, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 9, 'citation_normalized_percentile': {'value': 0.703758, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 85, 'max': 86}, 'biblio': {'volume': '16', 'issue': '9', 'first_page': '1212', 'last_page': '1212'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T12023', 'display_name': 'Cholinesterase and Neurodegenerative Diseases', 'score': 0.9975, 'subfield': {'id': 'https://openalex.org/subfields/2736', 'display_name': 'Pharmacology'}, '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/T12023', 'display_name': 'Cholinesterase and Neurodegenerative Diseases', 'score': 0.9975, 'subfield': {'id': 'https://openalex.org/subfields/2736', 'display_name': 'Pharmacology'}, '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/T10212', 'display_name': 'Electrochemical sensors and biosensors', 'score': 0.993, 'subfield': {'id': 'https://openalex.org/subfields/2208', 'display_name': 'Electrical and Electronic Engineering'}, 'field': {'id': 'https://openalex.org/fields/22', 'display_name': 'Engineering'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T12891', 'display_name': 'Medicinal Plants and Neuroprotection', 'score': 0.9755, 'subfield': {'id': 'https://openalex.org/subfields/2707', 'display_name': 'Complementary and alternative medicine'}, '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/phenol-red', 'display_name': 'Phenol red', 'score': 0.76244915}, {'id': 'https://openalex.org/keywords/colorimetry', 'display_name': 'Colorimetry', 'score': 0.52005357}, {'id': 'https://openalex.org/keywords/matrix', 'display_name': 'Matrix (chemical analysis)', 'score': 0.46535853}, {'id': 'https://openalex.org/keywords/ph-indicator', 'display_name': 'pH indicator', 'score': 0.45342258}], 'concepts': [{'id': 'https://openalex.org/C2778450494', 'wikidata': 'https://www.wikidata.org/wiki/Q418719', 'display_name': 'Phenol red', 'level': 2, 'score': 0.76244915}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.67549664}, {'id': 'https://openalex.org/C2778816929', 'wikidata': 'https://www.wikidata.org/wiki/Q22676679', 'display_name': 'Acetylcholinesterase', 'level': 3, 'score': 0.65135026}, {'id': 'https://openalex.org/C43617362', 'wikidata': 'https://www.wikidata.org/wiki/Q170050', 'display_name': 'Chromatography', 'level': 1, 'score': 0.6287329}, {'id': 'https://openalex.org/C119128265', 'wikidata': 'https://www.wikidata.org/wiki/Q900165', 'display_name': 'Detection limit', 'level': 2, 'score': 0.57160616}, {'id': 'https://openalex.org/C64299311', 'wikidata': 'https://www.wikidata.org/wiki/Q374535', 'display_name': 'Colorimetry', 'level': 2, 'score': 0.52005357}, {'id': 'https://openalex.org/C106487976', 'wikidata': 'https://www.wikidata.org/wiki/Q685816', 'display_name': 'Matrix (chemical analysis)', 'level': 2, 'score': 0.46535853}, {'id': 'https://openalex.org/C2779179816', 'wikidata': 'https://www.wikidata.org/wiki/Q300951', 'display_name': 'pH indicator', 'level': 2, 'score': 0.45342258}, {'id': 'https://openalex.org/C2779059548', 'wikidata': 'https://www.wikidata.org/wiki/Q383701', 'display_name': 'Aché', 'level': 4, 'score': 0.4485645}, {'id': 'https://openalex.org/C55493867', 'wikidata': 'https://www.wikidata.org/wiki/Q7094', 'display_name': 'Biochemistry', 'level': 1, 'score': 0.23252964}, {'id': 'https://openalex.org/C181199279', 'wikidata': 'https://www.wikidata.org/wiki/Q8047', 'display_name': 'Enzyme', 'level': 2, 'score': 0.092534214}, {'id': 'https://openalex.org/C178790620', 'wikidata': 'https://www.wikidata.org/wiki/Q11351', 'display_name': 'Organic chemistry', 'level': 1, 'score': 0.07657772}], 'mesh': [], 'locations_count': 5, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.3390/s16091212', 'pdf_url': 'https://www.mdpi.com/1424-8220/16/9/1212/pdf?version=1473231233', 'source': {'id': 'https://openalex.org/S101949793', 'display_name': 'Sensors', 'issn_l': '1424-8220', 'issn': ['1424-8220'], 'is_oa': True, 'is_in_doaj': True, 'is_core': True, 'host_organization': 'https://openalex.org/P4310310987', 'host_organization_name': 'Multidisciplinary Digital Publishing Institute', 'host_organization_lineage': ['https://openalex.org/P4310310987'], 'host_organization_lineage_names': ['Multidisciplinary Digital Publishing Institute'], 'type': 'journal'}, 'license': 'cc-by', 'license_id': 'https://openalex.org/licenses/cc-by', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': False, 'landing_page_url': 'https://doaj.org/article/c61962b78c2a426fa3361a80b45eb926', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306401280', 'display_name': 'DOAJ (DOAJ: Directory of Open Access Journals)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': None, 'host_organization_name': None, 'host_organization_lineage': [], 'host_organization_lineage_names': [], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'https://europepmc.org/articles/pmc5038618', 'pdf_url': 'https://europepmc.org/articles/pmc5038618?pdf=render', 'source': {'id': 'https://openalex.org/S4306400806', 'display_name': 'Europe PMC (PubMed Central)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1303153112', 'host_organization_name': 'European Bioinformatics Institute', 'host_organization_lineage': ['https://openalex.org/I1303153112'], 'host_organization_lineage_names': ['European Bioinformatics Institute'], 'type': 'repository'}, 'license': 'cc-by', 'license_id': 'https://openalex.org/licenses/cc-by', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': True, 'landing_page_url': 'https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5038618', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764455111', 'display_name': 'PubMed Central', 'issn_l': None, 'issn': None, 'is_oa': True, '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': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/27618041', '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': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.3390/s16091212', 'pdf_url': 'https://www.mdpi.com/1424-8220/16/9/1212/pdf?version=1473231233', 'source': {'id': 'https://openalex.org/S101949793', 'display_name': 'Sensors', 'issn_l': '1424-8220', 'issn': ['1424-8220'], 'is_oa': True, 'is_in_doaj': True, 'is_core': True, 'host_organization': 'https://openalex.org/P4310310987', 'host_organization_name': 'Multidisciplinary Digital Publishing Institute', 'host_organization_lineage': ['https://openalex.org/P4310310987'], 'host_organization_lineage_names': ['Multidisciplinary Digital Publishing Institute'], 'type': 'journal'}, 'license': 'cc-by', 'license_id': 'https://openalex.org/licenses/cc-by', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 37, 'referenced_works': ['https://openalex.org/W1562398969', 'https://openalex.org/W1589186127', 'https://openalex.org/W1967351568', 'https://openalex.org/W1971823910', 'https://openalex.org/W1982749495', 'https://openalex.org/W1984587014', 'https://openalex.org/W1990227074', 'https://openalex.org/W1991651895', 'https://openalex.org/W1996786193', 'https://openalex.org/W2005768590', 'https://openalex.org/W2013386792', 'https://openalex.org/W2018376286', 'https://openalex.org/W2019936854', 'https://openalex.org/W2035821824', 'https://openalex.org/W2039048594', 'https://openalex.org/W2050540911', 'https://openalex.org/W2057375974', 'https://openalex.org/W2057836095', 'https://openalex.org/W2060545127', 'https://openalex.org/W2065115894', 'https://openalex.org/W2066645133', 'https://openalex.org/W2071916619', 'https://openalex.org/W2083036660', 'https://openalex.org/W2083196419', 'https://openalex.org/W2090928108', 'https://openalex.org/W2098277049', 'https://openalex.org/W2101828256', 'https://openalex.org/W2108791885', 'https://openalex.org/W2110278682', 'https://openalex.org/W2112196687', 'https://openalex.org/W2114682709', 'https://openalex.org/W2117867128', 'https://openalex.org/W2120243796', 'https://openalex.org/W2125043570', 'https://openalex.org/W2188029731', 'https://openalex.org/W2316544231', 'https://openalex.org/W2365803738'], 'related_works': ['https://openalex.org/W2929872936', 'https://openalex.org/W2553900499', 'https://openalex.org/W2425102144', 'https://openalex.org/W2419227657', 'https://openalex.org/W2391822070', 'https://openalex.org/W2379581464', 'https://openalex.org/W2362666580', 'https://openalex.org/W2088749540', 'https://openalex.org/W2073439816', 'https://openalex.org/W2044462923'], 'abstract_inverted_index': {'The': [0, 86, 145], 'use': [1], 'of': [2, 32, 45, 76, 91, 108, 116, 126], 'a': [3, 7, 36, 54, 61, 77, 81, 142], 'cell': [4], 'phone': [5], 'as': [6, 42], 'detection': [8, 127], 'system': [9], 'is': [10, 20, 48, 57], 'easy,': [11], 'simple': [12], 'and': [13, 39, 69, 102, 120, 132, 156], 'does': [14], 'not': [15], 'require': [16], 'trained': [17], 'personnel,': [18], 'which': [19, 72], 'in': [21, 35, 50, 80, 89, 141], 'contrast': [22], 'to': [23, 52, 129], 'standard': [24, 153], 'laboratory': [25], 'instruments.': [26], 'This': [27], 'paper': [28], 'deals': [29], 'with': [30, 60, 105, 124, 163], 'immobilization': [31], 'acetylcholinesterase': [33], '(AChE)': [34], 'gelatin': [37], 'matrix,': [38], 'phenol': [40, 82], 'red,': [41], 'an': [43, 92], 'indicator': [44], 'AChE': [46, 64, 93, 117], 'activity,': [47], 'used': [49], 'order': [51], 'establish': [53], 'method': [55, 146], 'that': [56], 'easily': [58], 'compatible': [59], 'camera': [62], 'device.': [63], 'splits': [65], 'acetylcholine': [66], 'into': [67], 'choline': [68], 'acetic': [70], 'acid,': [71], 'changes': [73], 'the': [74, 152], 'pH': [75], 'medium,': [78], 'resulting': [79, 140], 'red': [83], 'color': [84], 'change.': [85], 'coloration': [87], 'changed': [88], 'presence': [90], 'inhibitor.': [94], 'Measurements': [95], 'were': [96, 137], 'performed': [97], 'on': [98, 158], '3D-printed,': [99], 'tube-shaped': [100], 'holder,': [101], 'digital': [103], 'photography,': [104], 'subsequent': [106], 'analysis': [107], 'red-green-blue': [109], '(RGB),': [110], 'served': [111], 'for': [112, 151], 'assay': [113], 'purposes.': [114], 'Calibration': [115], 'inhibitors,': [118], 'tacrine': [119], 'galantamine,': [121], 'was': [122, 147], 'performed,': [123], 'limit': [125], 'equal': [128], '1.1': [130], 'nM': [131], '1.28': [133], 'µM,': [134], 'respectively.': [135], 'Interferences': [136], 'also': [138], 'measured,': [139], 'proof-of-method': [143], 'stability.': [144], 'further': [148], 'successfully': [149], 'validated': [150], "Ellman's": [154], 'assay,': [155], 'verified': [157], 'murine': [159], 'plasma': [160], 'samples': [161], 'spiked': [162], 'inhibitors.': [164]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2507771335', 'counts_by_year': [{'year': 2023, 'cited_by_count': 1}, {'year': 2021, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 1}, {'year': 2019, 'cited_by_count': 1}, {'year': 2017, 'cited_by_count': 4}], 'updated_date': '2024-12-18T20:19:51.969732', 'created_date': '2016-09-16'}