Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2156139917', 'doi': 'https://doi.org/10.1002/jor.1100160212', 'title': 'Bone morphogenetic protein‐7 in growth‐plate chondrocytes: Regulation by retinoic acid is dependent on the stage of chondrocyte maturation', 'display_name': 'Bone morphogenetic protein‐7 in growth‐plate chondrocytes: Regulation by retinoic acid is dependent on the stage of chondrocyte maturation', 'publication_year': 1998, 'publication_date': '1998-03-01', 'ids': {'openalex': 'https://openalex.org/W2156139917', 'doi': 'https://doi.org/10.1002/jor.1100160212', 'mag': '2156139917', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/9621899'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1002/jor.1100160212', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S12558119', 'display_name': 'Journal of Orthopaedic Research®', 'issn_l': '0736-0266', 'issn': ['0736-0266', '1554-527X'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320595', 'host_organization_name': 'Wiley', 'host_organization_lineage': ['https://openalex.org/P4310320595'], 'host_organization_lineage_names': ['Wiley'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', '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/A5042903405', 'display_name': 'Christopher D. Grimsrud', 'orcid': 'https://orcid.org/0000-0003-2367-6401'}, 'institutions': [{'id': 'https://openalex.org/I5388228', 'display_name': 'University of Rochester', 'ror': 'https://ror.org/022kthw22', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I5388228']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Christopher D. Grimsrud', 'raw_affiliation_strings': ['Department of Orthopaedics, University of Rochester School of Medicine and Dentistry, Rochester, New York, U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'Department of Orthopaedics, University of Rochester School of Medicine and Dentistry, Rochester, New York, U.S.A.', 'institution_ids': ['https://openalex.org/I5388228']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5113538634', 'display_name': 'Randy N. Rosier', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I5388228', 'display_name': 'University of Rochester', 'ror': 'https://ror.org/022kthw22', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I5388228']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Randy N. Rosier', 'raw_affiliation_strings': ['Department of Orthopaedics, University of Rochester School of Medicine and Dentistry, Rochester, New York, U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'Department of Orthopaedics, University of Rochester School of Medicine and Dentistry, Rochester, New York, U.S.A.', 'institution_ids': ['https://openalex.org/I5388228']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5112762321', 'display_name': 'J. Edward Puzas', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I5388228', 'display_name': 'University of Rochester', 'ror': 'https://ror.org/022kthw22', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I5388228']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'J Edward Puzas', 'raw_affiliation_strings': ['Department of Orthopaedics, University of Rochester School of Medicine and Dentistry, Rochester, New York, U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'Department of Orthopaedics, University of Rochester School of Medicine and Dentistry, Rochester, New York, U.S.A.', 'institution_ids': ['https://openalex.org/I5388228']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5009991971', 'display_name': 'Paul R. Reynolds', 'orcid': 'https://orcid.org/0000-0002-0931-3025'}, 'institutions': [{'id': 'https://openalex.org/I5388228', 'display_name': 'University of Rochester', 'ror': 'https://ror.org/022kthw22', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I5388228']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Paul R. Reynolds', 'raw_affiliation_strings': ['Department of Orthopaedics, University of Rochester School of Medicine and Dentistry, Rochester, New York, U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'Department of Orthopaedics, University of Rochester School of Medicine and Dentistry, Rochester, New York, U.S.A.', 'institution_ids': ['https://openalex.org/I5388228']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5105191260', 'display_name': 'Susan D. Reynolds', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I5388228', 'display_name': 'University of Rochester', 'ror': 'https://ror.org/022kthw22', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I5388228']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Susan D. Reynolds', 'raw_affiliation_strings': ['Department of Orthopaedics, University of Rochester School of Medicine and Dentistry, Rochester, New York, U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'Department of Orthopaedics, University of Rochester School of Medicine and Dentistry, Rochester, New York, U.S.A.', 'institution_ids': ['https://openalex.org/I5388228']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5103923658', 'display_name': 'David G. Hicks', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I5388228', 'display_name': 'University of Rochester', 'ror': 'https://ror.org/022kthw22', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I5388228']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'David G. Hicks', 'raw_affiliation_strings': ['Department of Orthopaedics, University of Rochester School of Medicine and Dentistry, Rochester, New York, U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'Department of Orthopaedics, University of Rochester School of Medicine and Dentistry, Rochester, New York, U.S.A.', 'institution_ids': ['https://openalex.org/I5388228']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5024783120', 'display_name': 'Regis J. O’Keefe', 'orcid': 'https://orcid.org/0000-0003-4055-0368'}, 'institutions': [{'id': 'https://openalex.org/I5388228', 'display_name': 'University of Rochester', 'ror': 'https://ror.org/022kthw22', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I5388228']}], 'countries': ['US'], 'is_corresponding': True, 'raw_author_name': "Regis J. O'Keefe", 'raw_affiliation_strings': ['Department of Orthopaedics, University of Rochester School of Medicine and Dentistry, Rochester, New York, U.S.A.'], 'affiliations': [{'raw_affiliation_string': 'Department of Orthopaedics, University of Rochester School of Medicine and Dentistry, Rochester, New York, U.S.A.', 'institution_ids': ['https://openalex.org/I5388228']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': ['https://openalex.org/A5024783120'], 'corresponding_institution_ids': ['https://openalex.org/I5388228'], 'apc_list': {'value': 3750, 'currency': 'USD', 'value_usd': 3750, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 1.036, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 35, 'citation_normalized_percentile': {'value': 0.724848, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 89, 'max': 90}, 'biblio': {'volume': '16', 'issue': '2', 'first_page': '247', 'last_page': '255'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T11501', 'display_name': 'TGF-β signaling in diseases', 'score': 0.9986, 'subfield': {'id': 'https://openalex.org/subfields/1312', 'display_name': 'Molecular Biology'}, 'field': {'id': 'https://openalex.org/fields/13', 'display_name': 'Biochemistry, Genetics and Molecular Biology'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, 'topics': [{'id': 'https://openalex.org/T11501', 'display_name': 'TGF-β signaling in diseases', 'score': 0.9986, 'subfield': {'id': 'https://openalex.org/subfields/1312', 'display_name': 'Molecular Biology'}, 'field': {'id': 'https://openalex.org/fields/13', 'display_name': 'Biochemistry, Genetics and Molecular Biology'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, {'id': 'https://openalex.org/T11219', 'display_name': 'Bone Metabolism and Diseases', 'score': 0.9978, 'subfield': {'id': 'https://openalex.org/subfields/1312', 'display_name': 'Molecular Biology'}, 'field': {'id': 'https://openalex.org/fields/13', 'display_name': 'Biochemistry, Genetics and Molecular Biology'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, {'id': 'https://openalex.org/T10105', 'display_name': 'Osteoarthritis Treatment and Mechanisms', 'score': 0.9975, 'subfield': {'id': 'https://openalex.org/subfields/2745', 'display_name': 'Rheumatology'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}], 'keywords': [], 'concepts': [{'id': 'https://openalex.org/C54537546', 'wikidata': 'https://www.wikidata.org/wiki/Q14903582', 'display_name': 'Bone morphogenetic protein 15', 'level': 5, 'score': 0.7522263}, {'id': 'https://openalex.org/C2781121885', 'wikidata': 'https://www.wikidata.org/wiki/Q425517', 'display_name': 'Retinoic acid', 'level': 3, 'score': 0.7405194}, {'id': 'https://openalex.org/C181628713', 'wikidata': 'https://www.wikidata.org/wiki/Q14903748', 'display_name': 'Bone morphogenetic protein 6', 'level': 5, 'score': 0.7186977}, {'id': 'https://openalex.org/C31507581', 'wikidata': 'https://www.wikidata.org/wiki/Q425383', 'display_name': 'Bone morphogenetic protein', 'level': 3, 'score': 0.7158492}, {'id': 'https://openalex.org/C144746171', 'wikidata': 'https://www.wikidata.org/wiki/Q14903759', 'display_name': 'Bone morphogenetic protein 5', 'level': 5, 'score': 0.7139346}, {'id': 'https://openalex.org/C202450454', 'wikidata': 'https://www.wikidata.org/wiki/Q14903775', 'display_name': 'Bone morphogenetic protein 8A', 'level': 5, 'score': 0.71381515}, {'id': 'https://openalex.org/C30352789', 'wikidata': 'https://www.wikidata.org/wiki/Q14903153', 'display_name': 'Bone morphogenetic protein 2', 'level': 3, 'score': 0.6939821}, {'id': 'https://openalex.org/C172105316', 'wikidata': 'https://www.wikidata.org/wiki/Q14903592', 'display_name': 'Bone morphogenetic protein 10', 'level': 5, 'score': 0.67334354}, {'id': 'https://openalex.org/C2781403057', 'wikidata': 'https://www.wikidata.org/wiki/Q775480', 'display_name': 'Chondrocyte', 'level': 3, 'score': 0.66435766}, {'id': 'https://openalex.org/C125349252', 'wikidata': 'https://www.wikidata.org/wiki/Q14903102', 'display_name': 'Bone morphogenetic protein 7', 'level': 4, 'score': 0.6373408}, {'id': 'https://openalex.org/C95444343', 'wikidata': 'https://www.wikidata.org/wiki/Q7141', 'display_name': 'Cell biology', 'level': 1, 'score': 0.5227385}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.4968572}, {'id': 'https://openalex.org/C134018914', 'wikidata': 'https://www.wikidata.org/wiki/Q162606', 'display_name': 'Endocrinology', 'level': 1, 'score': 0.47162914}, {'id': 'https://openalex.org/C2781316418', 'wikidata': 'https://www.wikidata.org/wiki/Q14903397', 'display_name': 'Bone morphogenetic protein 4', 'level': 4, 'score': 0.45209083}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.4397894}, {'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.4390762}, {'id': 'https://openalex.org/C2780550940', 'wikidata': 'https://www.wikidata.org/wiki/Q502730', 'display_name': 'Cartilage', 'level': 2, 'score': 0.19091162}, {'id': 'https://openalex.org/C105702510', 'wikidata': 'https://www.wikidata.org/wiki/Q514', 'display_name': 'Anatomy', 'level': 1, 'score': 0.14996925}, {'id': 'https://openalex.org/C55493867', 'wikidata': 'https://www.wikidata.org/wiki/Q7094', 'display_name': 'Biochemistry', 'level': 1, 'score': 0.11974037}, {'id': 'https://openalex.org/C81885089', 'wikidata': 'https://www.wikidata.org/wiki/Q189082', 'display_name': 'Cell culture', 'level': 2, 'score': 0.09919503}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.08168635}, {'id': 'https://openalex.org/C54355233', 'wikidata': 'https://www.wikidata.org/wiki/Q7162', 'display_name': 'Genetics', 'level': 1, 'score': 0.041769683}, {'id': 'https://openalex.org/C104317684', 'wikidata': 'https://www.wikidata.org/wiki/Q7187', 'display_name': 'Gene', 'level': 2, 'score': 0.0}, {'id': 'https://openalex.org/C202751555', 'wikidata': 'https://www.wikidata.org/wiki/Q221681', 'display_name': 'In vitro', 'level': 2, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D000970', 'descriptor_name': 'Antineoplastic Agents', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': True}, {'descriptor_ui': 'D019485', 'descriptor_name': 'Bone Morphogenetic Proteins', 'qualifier_ui': 'Q000235', 'qualifier_name': 'genetics', 'is_major_topic': True}, {'descriptor_ui': 'D019902', 'descriptor_name': 'Chondrocytes', 'qualifier_ui': 'Q000166', 'qualifier_name': 'cytology', 'is_major_topic': True}, {'descriptor_ui': 'D019902', 'descriptor_name': 'Chondrocytes', 'qualifier_ui': 'Q000187', 'qualifier_name': 'drug effects', 'is_major_topic': True}, {'descriptor_ui': 'D014212', 'descriptor_name': 'Tretinoin', 'qualifier_ui': 'Q000494', 'qualifier_name': 'pharmacology', 'is_major_topic': True}, {'descriptor_ui': 'D000818', 'descriptor_name': 'Animals', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000970', 'descriptor_name': 'Antineoplastic Agents', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D055419', 'descriptor_name': 'Bone Morphogenetic Protein 7', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D019485', 'descriptor_name': 'Bone Morphogenetic Proteins', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': False}, {'descriptor_ui': 'D019485', 'descriptor_name': 'Bone Morphogenetic Proteins', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D002454', 'descriptor_name': 'Cell Differentiation', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D002454', 'descriptor_name': 'Cell Differentiation', 'qualifier_ui': 'Q000187', 'qualifier_name': 'drug effects', 'is_major_topic': False}, {'descriptor_ui': 'D002645', 'descriptor_name': 'Chickens', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D019902', 'descriptor_name': 'Chondrocytes', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D019902', 'descriptor_name': 'Chondrocytes', 'qualifier_ui': 'Q000737', 'qualifier_name': 'chemistry', 'is_major_topic': False}, {'descriptor_ui': 'D018507', 'descriptor_name': 'Gene Expression Regulation, Developmental', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D018507', 'descriptor_name': 'Gene Expression Regulation, Developmental', 'qualifier_ui': 'Q000187', 'qualifier_name': 'drug effects', 'is_major_topic': False}, {'descriptor_ui': 'D006132', 'descriptor_name': 'Growth Plate', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006132', 'descriptor_name': 'Growth Plate', 'qualifier_ui': 'Q000166', 'qualifier_name': 'cytology', 'is_major_topic': False}, {'descriptor_ui': 'D006132', 'descriptor_name': 'Growth Plate', 'qualifier_ui': 'Q000196', 'qualifier_name': 'embryology', 'is_major_topic': False}, {'descriptor_ui': 'D012333', 'descriptor_name': 'RNA, Messenger', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012333', 'descriptor_name': 'RNA, Messenger', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': False}, {'descriptor_ui': 'D016212', 'descriptor_name': 'Transforming Growth Factor beta', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': False}, {'descriptor_ui': 'D016212', 'descriptor_name': 'Transforming Growth Factor beta', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014212', 'descriptor_name': 'Tretinoin', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1002/jor.1100160212', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S12558119', 'display_name': 'Journal of Orthopaedic Research®', 'issn_l': '0736-0266', 'issn': ['0736-0266', '1554-527X'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320595', 'host_organization_name': 'Wiley', 'host_organization_lineage': ['https://openalex.org/P4310320595'], 'host_organization_lineage_names': ['Wiley'], '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/9621899', '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': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 41, 'referenced_works': ['https://openalex.org/W1496740624', 'https://openalex.org/W1897652812', 'https://openalex.org/W1966630310', 'https://openalex.org/W1967951907', 'https://openalex.org/W1973552184', 'https://openalex.org/W1975828859', 'https://openalex.org/W1982227963', 'https://openalex.org/W1985120525', 'https://openalex.org/W1986469118', 'https://openalex.org/W1988965815', 'https://openalex.org/W1990862652', 'https://openalex.org/W1991424506', 'https://openalex.org/W1998946459', 'https://openalex.org/W2005097199', 'https://openalex.org/W2010789237', 'https://openalex.org/W2011557116', 'https://openalex.org/W2018820156', 'https://openalex.org/W2021028691', 'https://openalex.org/W2040249570', 'https://openalex.org/W2046088921', 'https://openalex.org/W2047244839', 'https://openalex.org/W2055110202', 'https://openalex.org/W2056437480', 'https://openalex.org/W2058104849', 'https://openalex.org/W2073719628', 'https://openalex.org/W2089004871', 'https://openalex.org/W2093135693', 'https://openalex.org/W2110643834', 'https://openalex.org/W2114163924', 'https://openalex.org/W2124415162', 'https://openalex.org/W2134325325', 'https://openalex.org/W2139203676', 'https://openalex.org/W2139644272', 'https://openalex.org/W2145037708', 'https://openalex.org/W2148350900', 'https://openalex.org/W2149509974', 'https://openalex.org/W2163047938', 'https://openalex.org/W2164682485', 'https://openalex.org/W2178810966', 'https://openalex.org/W4229536270', 'https://openalex.org/W4233740406'], 'related_works': ['https://openalex.org/W565014269', 'https://openalex.org/W2418202487', 'https://openalex.org/W2385422439', 'https://openalex.org/W2344478911', 'https://openalex.org/W2156139917', 'https://openalex.org/W2079294621', 'https://openalex.org/W2042505270', 'https://openalex.org/W2015164004', 'https://openalex.org/W1963879934', 'https://openalex.org/W1791850325'], 'abstract_inverted_index': {'Abstract': [0], 'Although': [1], 'the': [2, 145, 173, 182, 198, 206, 248], 'bone': [3, 22, 36, 71, 91, 94, 104, 112, 167, 191, 219, 237, 253], 'morphogenetic': [4, 23, 37, 72, 92, 95, 105, 113, 135, 168, 192, 220, 238, 254], 'proteins': [5], 'stimulate': [6], 'chondrogenesis,': [7], 'little': [8], 'is': [9], 'known': [10], 'regarding': [11], 'their': [12], 'expression': [13, 20, 42, 196, 210], 'and': [14, 40, 97, 200, 265], 'regulation': [15], 'in': [16, 27, 65, 70, 111, 172, 181, 212, 227, 247, 262, 270], 'growth‐plate': [17, 29], 'chondrocytes.': [18, 187, 214], 'The': [19, 57, 109, 215, 231], 'of': [21, 35, 48, 54, 59, 133, 156, 190, 209, 217, 244, 252, 273, 278], 'protein‐7': [24, 38, 73, 106, 114, 136, 169, 193, 221, 239, 255], 'was': [25, 121, 139], 'examined': [26], 'chick': [28], 'chondrocyte': [30, 223, 229, 245], 'cultures.': [31], 'Low': [32], 'basal': [33], 'levels': [34, 138, 171], 'mRNA': [39, 74, 170], 'protein': [41, 142], 'were': [43], 'stimulated': [44, 225], 'by': [45, 150, 159, 256], 'increasing': [46], 'doses': [47], 'all‐trans': [49], 'retinoic': [50, 62, 128, 163, 257], 'acid,': [51], 'a': [52, 67, 124, 234], 'metabolite': [53], 'vitamin': [55, 89, 279], 'A.': [56, 280], 'addition': [58, 216], '10': [60], 'μM': [61], 'acid': [63, 131, 164, 258], 'resulted': [64], 'approximately': [66], '6‐fold': [68], 'increase': [69, 110], 'levels.': [75, 108], 'In': [76, 152], 'contrast,': [77], 'other': [78], 'growth': [79, 84, 87, 202, 249, 264], 'regulators,': [80], 'including': [81], 'basic': [82], 'fibroblast': [83], 'factor,': [85], 'transforming': [86], 'factor‐β.': [88], 'D,': [90], 'protein‐6,': [93], 'protein‐7,': [96], 'parathyroid': [98], 'hormone‐related': [99], 'peptide.': [100], 'did': [101], 'not': [102], 'alter': [103], 'transcript': [107, 137], 'transcripts,': [115], 'although': [116], 'present': [117], 'at': [118], '6': [119], 'hours,': [120], 'maximal': [122], 'following': [123], '12‐hour': [125], 'exposure': [126], 'to': [127, 222], 'acid.': [129], 'Retinoic': [130], 'induction': [132, 146], 'Done': [134], 'dependent': [140], 'on': [141], 'synthesis': [143], 'because': [144], 'could': [147], 'be': [148, 260], 'blocked': [149], 'cyclohexamide.': [151], 'maturation‐ally': [153], 'distinct': [154], 'subpopulations': [155], 'chondrocytes': [157, 176], 'separated': [158], 'countercurrent': [160], 'centrifugal': [161], 'elutriation,': [162], 'markedly': [165], 'induced': [166], 'least': [174], 'differentiated': [175, 185], 'but': [177], 'had': [178], 'no': [179], 'effect': [180], 'most': [183], 'terminally': [184], 'hypertrophic': [186], 'Immunohistochemical': [188], 'localization': [189], 'demonstrates': [194], 'its': [195], 'throughout': [197], 'developing': [199], 'adolescent': [201], 'plate': [203], 'consistent': [204], 'with': [205], 'constitutive': [207], 'pattern': [208], 'seen': [211], 'isolated': [213], 'exogenous': [218], 'cultures': [224], 'maturation': [226, 246], 'undif‐ferentiated': [228], 'populations.': [230], 'data': [232], 'support': [233], 'role': [235], 'for': [236], 'as': [240, 267, 269], 'an': [241, 274], 'autocrine': [242], 'regulator': [243], 'plate.': [250], 'Regulation': [251], 'may': [259], 'important': [261], 'normal': [263], 'development': [266], 'well': [268], 'pathologic': [271], 'conditions': [272], 'excess': [275], 'or': [276], 'deficiency': [277]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2156139917', 'counts_by_year': [{'year': 2024, 'cited_by_count': 1}, {'year': 2019, 'cited_by_count': 1}, {'year': 2016, 'cited_by_count': 2}, {'year': 2015, 'cited_by_count': 2}, {'year': 2013, 'cited_by_count': 1}], 'updated_date': '2024-12-10T04:13:26.521606', 'created_date': '2016-06-24'}