Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W1998256693', 'doi': 'https://doi.org/10.1136/gut.13.10.790', 'title': 'Noradrenaline concentration and turnover in different regions of the gastrointestinal tract of the rat: an approach to the evaluation of sympathetic activity in the gut', 'display_name': 'Noradrenaline concentration and turnover in different regions of the gastrointestinal tract of the rat: an approach to the evaluation of sympathetic activity in the gut', 'publication_year': 1972, 'publication_date': '1972-10-01', 'ids': {'openalex': 'https://openalex.org/W1998256693', 'doi': 'https://doi.org/10.1136/gut.13.10.790', 'mag': '1998256693', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/5087068', 'pmcid': 'https://www.ncbi.nlm.nih.gov/pmc/articles/1412473'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1136/gut.13.10.790', 'pdf_url': 'https://gut.bmj.com/content/gutjnl/13/10/790.full.pdf', 'source': {'id': 'https://openalex.org/S3251770', 'display_name': 'Gut', 'issn_l': '0017-5749', 'issn': ['0017-5749', '1468-3288'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319945', 'host_organization_name': 'BMJ', 'host_organization_lineage': ['https://openalex.org/P4310319945'], 'host_organization_lineage_names': ['BMJ'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], 'open_access': {'is_oa': True, 'oa_status': 'bronze', 'oa_url': 'https://gut.bmj.com/content/gutjnl/13/10/790.full.pdf', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5069115369', 'display_name': 'Howard L. Taubin', 'orcid': None}, 'institutions': [], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'H. L. Taubin', 'raw_affiliation_strings': ['From the Catecholamine Laboratory, West Haven Veterans Hospital, West Haven, Connecticut,'], 'affiliations': [{'raw_affiliation_string': 'From the Catecholamine Laboratory, West Haven Veterans Hospital, West Haven, Connecticut,', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5060949580', 'display_name': 'B. Djahanguiri', 'orcid': None}, 'institutions': [], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'B. Djahanguiri', 'raw_affiliation_strings': ['From the Catecholamine Laboratory, West Haven Veterans Hospital, West Haven, Connecticut,'], 'affiliations': [{'raw_affiliation_string': 'From the Catecholamine Laboratory, West Haven Veterans Hospital, West Haven, Connecticut,', 'institution_ids': []}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5011077868', 'display_name': 'Lewis Landsberg', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'L. Landsberg', 'raw_affiliation_strings': ['Medicine, Endocrinology Division'], 'affiliations': [{'raw_affiliation_string': 'Medicine, Endocrinology Division', 'institution_ids': []}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 0, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.797, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 74, 'citation_normalized_percentile': {'value': 0.974694, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 96, 'max': 97}, 'biblio': {'volume': '13', 'issue': '10', 'first_page': '790', 'last_page': '795'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T12267', 'display_name': 'Diet and metabolism studies', 'score': 0.9865, 'subfield': {'id': 'https://openalex.org/subfields/2737', 'display_name': 'Physiology'}, '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/T12267', 'display_name': 'Diet and metabolism studies', 'score': 0.9865, 'subfield': {'id': 'https://openalex.org/subfields/2737', 'display_name': 'Physiology'}, '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/T10814', 'display_name': 'Neuropeptides and Animal Physiology', 'score': 0.967, 'subfield': {'id': 'https://openalex.org/subfields/2804', 'display_name': 'Cellular and Molecular Neuroscience'}, 'field': {'id': 'https://openalex.org/fields/28', 'display_name': 'Neuroscience'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, {'id': 'https://openalex.org/T10529', 'display_name': 'Stress Responses and Cortisol', 'score': 0.966, 'subfield': {'id': 'https://openalex.org/subfields/2802', 'display_name': 'Behavioral Neuroscience'}, 'field': {'id': 'https://openalex.org/fields/28', 'display_name': 'Neuroscience'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/jejunum', 'display_name': 'Jejunum', 'score': 0.7728129}, {'id': 'https://openalex.org/keywords/turnover', 'display_name': 'Turnover', 'score': 0.5301966}, {'id': 'https://openalex.org/keywords/sympathetic-nervous-system', 'display_name': 'Sympathetic nervous system', 'score': 0.5088637}], 'concepts': [{'id': 'https://openalex.org/C2776809568', 'wikidata': 'https://www.wikidata.org/wiki/Q134955', 'display_name': 'Duodenum', 'level': 2, 'score': 0.9183109}, {'id': 'https://openalex.org/C2776366702', 'wikidata': 'https://www.wikidata.org/wiki/Q185765', 'display_name': 'Jejunum', 'level': 2, 'score': 0.7728129}, {'id': 'https://openalex.org/C2777226302', 'wikidata': 'https://www.wikidata.org/wiki/Q233345', 'display_name': 'Ileum', 'level': 2, 'score': 0.7597847}, {'id': 'https://openalex.org/C2780512811', 'wikidata': 'https://www.wikidata.org/wiki/Q11829360', 'display_name': 'Gastrointestinal tract', 'level': 2, 'score': 0.7339583}, {'id': 'https://openalex.org/C2779422922', 'wikidata': 'https://www.wikidata.org/wiki/Q1029907', 'display_name': 'Stomach', 'level': 2, 'score': 0.7053333}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.6630051}, {'id': 'https://openalex.org/C134018914', 'wikidata': 'https://www.wikidata.org/wiki/Q162606', 'display_name': 'Endocrinology', 'level': 1, 'score': 0.6087762}, {'id': 'https://openalex.org/C16613235', 'wikidata': 'https://www.wikidata.org/wiki/Q285982', 'display_name': 'Endogeny', 'level': 2, 'score': 0.60195005}, {'id': 'https://openalex.org/C2778514916', 'wikidata': 'https://www.wikidata.org/wiki/Q186242', 'display_name': 'Norepinephrine', 'level': 3, 'score': 0.57032335}, {'id': 'https://openalex.org/C26077564', 'wikidata': 'https://www.wikidata.org/wiki/Q1910318', 'display_name': 'Turnover', 'level': 2, 'score': 0.5301966}, {'id': 'https://openalex.org/C158453852', 'wikidata': 'https://www.wikidata.org/wiki/Q4684738', 'display_name': 'Adrenergic', 'level': 3, 'score': 0.5104379}, {'id': 'https://openalex.org/C2776533406', 'wikidata': 'https://www.wikidata.org/wiki/Q187215', 'display_name': 'Sympathetic nervous system', 'level': 3, 'score': 0.5088637}, {'id': 'https://openalex.org/C2777882243', 'wikidata': 'https://www.wikidata.org/wiki/Q11090', 'display_name': 'Small intestine', 'level': 2, 'score': 0.43094608}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.3887275}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.23843518}, {'id': 'https://openalex.org/C513476851', 'wikidata': 'https://www.wikidata.org/wiki/Q170304', 'display_name': 'Dopamine', 'level': 2, 'score': 0.067932844}, {'id': 'https://openalex.org/C84393581', 'wikidata': 'https://www.wikidata.org/wiki/Q82642', 'display_name': 'Blood pressure', 'level': 2, 'score': 0.05819416}, {'id': 'https://openalex.org/C170493617', 'wikidata': 'https://www.wikidata.org/wiki/Q208467', 'display_name': 'Receptor', 'level': 2, 'score': 0.046188295}, {'id': 'https://openalex.org/C187736073', 'wikidata': 'https://www.wikidata.org/wiki/Q2920921', 'display_name': 'Management', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C162324750', 'wikidata': 'https://www.wikidata.org/wiki/Q8134', 'display_name': 'Economics', 'level': 0, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D004064', 'descriptor_name': 'Digestive System', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': True}, {'descriptor_ui': 'D009638', 'descriptor_name': 'Norepinephrine', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': True}, {'descriptor_ui': 'D013564', 'descriptor_name': 'Sympathetic Nervous System', 'qualifier_ui': 'Q000502', 'qualifier_name': 'physiology', 'is_major_topic': True}, {'descriptor_ui': 'D000818', 'descriptor_name': 'Animals', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D003106', 'descriptor_name': 'Colon', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D003106', 'descriptor_name': 'Colon', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': False}, {'descriptor_ui': 'D004064', 'descriptor_name': 'Digestive System', 'qualifier_ui': 'Q000503', 'qualifier_name': 'physiopathology', 'is_major_topic': False}, {'descriptor_ui': 'D004064', 'descriptor_name': 'Digestive System', 'qualifier_ui': 'Q000294', 'qualifier_name': 'innervation', 'is_major_topic': False}, {'descriptor_ui': 'D004064', 'descriptor_name': 'Digestive System', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004068', 'descriptor_name': 'Digestive System Physiological Phenomena', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004386', 'descriptor_name': 'Duodenum', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': False}, {'descriptor_ui': 'D004386', 'descriptor_name': 'Duodenum', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004947', 'descriptor_name': 'Esophagus', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': False}, {'descriptor_ui': 'D004947', 'descriptor_name': 'Esophagus', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005260', 'descriptor_name': 'Female', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005753', 'descriptor_name': 'Gastric Mucosa', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005753', 'descriptor_name': 'Gastric Mucosa', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': False}, {'descriptor_ui': 'D006207', 'descriptor_name': 'Half-Life', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007082', 'descriptor_name': 'Ileum', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007082', 'descriptor_name': 'Ileum', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': False}, {'descriptor_ui': 'D007583', 'descriptor_name': 'Jejunum', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007583', 'descriptor_name': 'Jejunum', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': False}, {'descriptor_ui': 'D009206', 'descriptor_name': 'Myocardium', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D009206', 'descriptor_name': 'Myocardium', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': False}, {'descriptor_ui': 'D009638', 'descriptor_name': 'Norepinephrine', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D051381', 'descriptor_name': 'Rats', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013050', 'descriptor_name': 'Spectrometry, Fluorescence', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013564', 'descriptor_name': 'Sympathetic Nervous System', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014316', 'descriptor_name': 'Tritium', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 4, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1136/gut.13.10.790', 'pdf_url': 'https://gut.bmj.com/content/gutjnl/13/10/790.full.pdf', 'source': {'id': 'https://openalex.org/S3251770', 'display_name': 'Gut', 'issn_l': '0017-5749', 'issn': ['0017-5749', '1468-3288'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319945', 'host_organization_name': 'BMJ', 'host_organization_lineage': ['https://openalex.org/P4310319945'], 'host_organization_lineage_names': ['BMJ'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': True, 'landing_page_url': 'https://europepmc.org/articles/pmc1412473', 'pdf_url': 'https://europepmc.org/articles/pmc1412473?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': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': True, 'landing_page_url': 'https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1412473', '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/5087068', '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/10.1136/gut.13.10.790', 'pdf_url': 'https://gut.bmj.com/content/gutjnl/13/10/790.full.pdf', 'source': {'id': 'https://openalex.org/S3251770', 'display_name': 'Gut', 'issn_l': '0017-5749', 'issn': ['0017-5749', '1468-3288'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319945', 'host_organization_name': 'BMJ', 'host_organization_lineage': ['https://openalex.org/P4310319945'], 'host_organization_lineage_names': ['BMJ'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 22, 'referenced_works': ['https://openalex.org/W1991563368', 'https://openalex.org/W1993904847', 'https://openalex.org/W1997500833', 'https://openalex.org/W2007565708', 'https://openalex.org/W2024074341', 'https://openalex.org/W2045317574', 'https://openalex.org/W2050710371', 'https://openalex.org/W2061893905', 'https://openalex.org/W2079900799', 'https://openalex.org/W2099269179', 'https://openalex.org/W2130790983', 'https://openalex.org/W2157822987', 'https://openalex.org/W2174354030', 'https://openalex.org/W2178689305', 'https://openalex.org/W2198722612', 'https://openalex.org/W2201474075', 'https://openalex.org/W2202180915', 'https://openalex.org/W2237267540', 'https://openalex.org/W2261801276', 'https://openalex.org/W2412667166', 'https://openalex.org/W2413026484', 'https://openalex.org/W2607688586'], 'related_works': ['https://openalex.org/W4286283863', 'https://openalex.org/W3204657831', 'https://openalex.org/W2389734465', 'https://openalex.org/W2287876872', 'https://openalex.org/W2188760742', 'https://openalex.org/W2039472229', 'https://openalex.org/W2011370662', 'https://openalex.org/W1997345434', 'https://openalex.org/W1988475241', 'https://openalex.org/W1467338230'], 'abstract_inverted_index': {'The': [0, 34, 47, 70], 'endogenous': [1, 38], 'noradrenaline': [2, 13, 39, 71, 105], 'concentration,': [3], 'fractional': [4, 49], 'turnover,': [5], 'half-life,': [6], 'and': [7, 20, 29, 45, 52, 60, 68, 89, 122], 'turnover': [8, 50, 72, 106], 'rate': [9, 107], 'of': [10, 23, 31, 37, 78, 81, 93, 103, 114, 124], 'tritiated': [11], '((3)H)': [12], 'were': [14, 54], 'determined': [15], 'in': [16, 42, 57, 86, 97, 119], 'the': [17, 24, 32, 43, 58, 66, 79, 87, 104, 112, 115, 120, 125], 'oesophagus,': [18], 'non-glandular': [19], 'glandular': [21], 'portions': [22], 'stomach,': [25], 'duodenum,': [26], 'jejunum,': [27], 'ileum,': [28], 'colon': [30, 88], 'rat.': [33], 'highest': [35], 'concentration': [36], 'was': [40, 84], 'present': [41], 'duodenum': [44], 'colon.': [46], '(3)H-noradrenaline': [48], 'rates': [51], 'half-lives': [53], 'significantly': [55], 'greater': [56], 'small': [59], 'large': [61], 'intestines': [62], 'as': [63], 'compared': [64], 'with': [65], 'oesophagus': [67], 'stomach.': [69], 'rate,': [73], 'which': [74], 'is': [75], 'an': [76], 'estimate': [77], 'level': [80], 'sympathetic': [82, 95], 'activity,': [83], 'greatest': [85], 'duodenum.': [90], 'This': [91], 'method': [92], 'assessing': [94], 'activity': [96], 'various': [98], 'tissues': [99], 'by': [100], 'direct': [101], 'measurement': [102], 'may': [108], 'be': [109], 'applied': [110], 'to': [111], 'study': [113], 'adrenergic': [116], 'nervous': [117], 'system': [118], 'physiology': [121], 'pathophysiology': [123], 'gastrointestinal': [126], 'tract.': [127]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1998256693', 'counts_by_year': [{'year': 2022, 'cited_by_count': 1}, {'year': 2021, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 1}, {'year': 2019, 'cited_by_count': 1}, {'year': 2018, 'cited_by_count': 1}, {'year': 2014, 'cited_by_count': 1}, {'year': 2013, 'cited_by_count': 1}, {'year': 2012, 'cited_by_count': 2}], 'updated_date': '2025-01-08T13:35:33.538376', 'created_date': '2016-06-24'}