Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2046848568', 'doi': 'https://doi.org/10.1002/cncr.10281', 'title': 'Angiogenesis in patients with craniopharyngiomas', 'display_name': 'Angiogenesis in patients with craniopharyngiomas', 'publication_year': 2002, 'publication_date': '2002-01-31', 'ids': {'openalex': 'https://openalex.org/W2046848568', 'doi': 'https://doi.org/10.1002/cncr.10281', 'mag': '2046848568', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/11857307'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1002/cncr.10281', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S126033908', 'display_name': 'Cancer', 'issn_l': '0008-543X', 'issn': ['0008-543X', '1045-7410', '1097-0142'], '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/A5012446895', 'display_name': 'Sergio Vidal', 'orcid': 'https://orcid.org/0000-0003-4154-6547'}, 'institutions': [{'id': 'https://openalex.org/I1297363086', 'display_name': "St. Michael's Hospital", 'ror': 'https://ror.org/04skqfp25', 'country_code': 'CA', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1297363086', 'https://openalex.org/I4399598460']}, {'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}], 'countries': ['CA'], 'is_corresponding': True, 'raw_author_name': 'Sergio Vidal', 'raw_affiliation_strings': ['Department of Anatomy, Campus Universitario de Lugo, Lugo, Spain', "Department of Laboratory Medicine, St. Michael's Hospital, University of Toronto, Toronto, Ontario, Canada"], 'affiliations': [{'raw_affiliation_string': 'Department of Anatomy, Campus Universitario de Lugo, Lugo, Spain', 'institution_ids': []}, {'raw_affiliation_string': "Department of Laboratory Medicine, St. Michael's Hospital, University of Toronto, Toronto, Ontario, Canada", 'institution_ids': ['https://openalex.org/I1297363086', 'https://openalex.org/I185261750']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5082547405', 'display_name': 'Kálmán Kovács', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I1297363086', 'display_name': "St. Michael's Hospital", 'ror': 'https://ror.org/04skqfp25', 'country_code': 'CA', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1297363086', 'https://openalex.org/I4399598460']}, {'id': 'https://openalex.org/I185261750', 'display_name': 'University of Toronto', 'ror': 'https://ror.org/03dbr7087', 'country_code': 'CA', 'type': 'education', 'lineage': ['https://openalex.org/I185261750']}], 'countries': ['CA'], 'is_corresponding': True, 'raw_author_name': 'Kalman Kovacs', 'raw_affiliation_strings': ["Department of Laboratory Medicine, St. Michael's Hospital, University of Toronto, Toronto, Ontario, Canada"], 'affiliations': [{'raw_affiliation_string': "Department of Laboratory Medicine, St. Michael's Hospital, University of Toronto, Toronto, Ontario, Canada", 'institution_ids': ['https://openalex.org/I1297363086', 'https://openalex.org/I185261750']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5072367642', 'display_name': 'Ricardo V. Lloyd', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I1330342723', 'display_name': 'Mayo Clinic', 'ror': 'https://ror.org/02qp3tb03', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1330342723']}], 'countries': ['US'], 'is_corresponding': True, 'raw_author_name': 'Ricardo V. Lloyd', 'raw_affiliation_strings': ['Department of Laboratory Medicine, Mayo Clinic, Rochester, Minnesota'], 'affiliations': [{'raw_affiliation_string': 'Department of Laboratory Medicine, Mayo Clinic, Rochester, Minnesota', 'institution_ids': ['https://openalex.org/I1330342723']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5087242751', 'display_name': 'Frederic B. Meyer', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I1330342723', 'display_name': 'Mayo Clinic', 'ror': 'https://ror.org/02qp3tb03', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1330342723']}], 'countries': ['US'], 'is_corresponding': True, 'raw_author_name': 'Frederic B. Meyer', 'raw_affiliation_strings': ['Department of Neurosurgery, Mayo Clinic, Rochester, Minnesota'], 'affiliations': [{'raw_affiliation_string': 'Department of Neurosurgery, Mayo Clinic, Rochester, Minnesota', 'institution_ids': ['https://openalex.org/I1330342723']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5105841989', 'display_name': 'Bernd W. Scheithauer', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I1330342723', 'display_name': 'Mayo Clinic', 'ror': 'https://ror.org/02qp3tb03', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I1330342723']}], 'countries': ['US'], 'is_corresponding': True, 'raw_author_name': 'Bernd W. Scheithauer', 'raw_affiliation_strings': ['Department of Laboratory Medicine, Mayo Clinic, Rochester, Minnesota'], 'affiliations': [{'raw_affiliation_string': 'Department of Laboratory Medicine, Mayo Clinic, Rochester, Minnesota', 'institution_ids': ['https://openalex.org/I1330342723']}]}], 'institution_assertions': [], 'countries_distinct_count': 2, 'institutions_distinct_count': 3, 'corresponding_author_ids': ['https://openalex.org/A5012446895', 'https://openalex.org/A5082547405', 'https://openalex.org/A5072367642', 'https://openalex.org/A5087242751', 'https://openalex.org/A5105841989'], 'corresponding_institution_ids': ['https://openalex.org/I1297363086', 'https://openalex.org/I185261750', 'https://openalex.org/I1297363086', 'https://openalex.org/I185261750', 'https://openalex.org/I1330342723', 'https://openalex.org/I1330342723', 'https://openalex.org/I1330342723'], 'apc_list': {'value': 4740, 'currency': 'USD', 'value_usd': 4740, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 2.495, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 50, 'citation_normalized_percentile': {'value': 0.842083, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 92, 'max': 93}, 'biblio': {'volume': '94', 'issue': '3', 'first_page': '738', 'last_page': '745'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10832', 'display_name': 'Diagnosis and Management of Pituitary Disorders', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/2712', 'display_name': 'Endocrinology, Diabetes and Metabolism'}, '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/T10832', 'display_name': 'Diagnosis and Management of Pituitary Disorders', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/2712', 'display_name': 'Endocrinology, Diabetes and Metabolism'}, '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/T11054', 'display_name': 'Pheochromocytoma and Paraganglioma', 'score': 0.995, 'subfield': {'id': 'https://openalex.org/subfields/2746', 'display_name': 'Surgery'}, '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/T10631', 'display_name': 'Metabolic Reprogramming in Cancer Biology', 'score': 0.9945, 'subfield': {'id': 'https://openalex.org/subfields/1306', 'display_name': 'Cancer Research'}, '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'}}], 'keywords': [{'id': 'https://openalex.org/keywords/microvessel', 'display_name': 'Microvessel', 'score': 0.6971824}, {'id': 'https://openalex.org/keywords/craniopharyngiomas', 'display_name': 'Craniopharyngiomas', 'score': 0.602358}, {'id': 'https://openalex.org/keywords/immunostaining', 'display_name': 'Immunostaining', 'score': 0.55507374}, {'id': 'https://openalex.org/keywords/craniopharyngioma', 'display_name': 'Craniopharyngioma', 'score': 0.54176587}], 'concepts': [{'id': 'https://openalex.org/C2780394083', 'wikidata': 'https://www.wikidata.org/wiki/Q539568', 'display_name': 'Angiogenesis', 'level': 2, 'score': 0.8170011}, {'id': 'https://openalex.org/C142724271', 'wikidata': 'https://www.wikidata.org/wiki/Q7208', 'display_name': 'Pathology', 'level': 1, 'score': 0.74064636}, {'id': 'https://openalex.org/C204232928', 'wikidata': 'https://www.wikidata.org/wiki/Q899285', 'display_name': 'Immunohistochemistry', 'level': 2, 'score': 0.70170486}, {'id': 'https://openalex.org/C2776436680', 'wikidata': 'https://www.wikidata.org/wiki/Q1632335', 'display_name': 'Microvessel', 'level': 3, 'score': 0.6971824}, {'id': 'https://openalex.org/C81439078', 'wikidata': 'https://www.wikidata.org/wiki/Q2304142', 'display_name': 'In situ hybridization', 'level': 4, 'score': 0.67807806}, {'id': 'https://openalex.org/C52124034', 'wikidata': 'https://www.wikidata.org/wiki/Q557179', 'display_name': 'Stroma', 'level': 3, 'score': 0.59148175}, {'id': 'https://openalex.org/C4224716', 'wikidata': 'https://www.wikidata.org/wiki/Q10859258', 'display_name': 'Immunostaining', 'level': 3, 'score': 0.55507374}, {'id': 'https://openalex.org/C2777047896', 'wikidata': 'https://www.wikidata.org/wiki/Q1786513', 'display_name': 'Craniopharyngioma', 'level': 2, 'score': 0.54176587}, {'id': 'https://openalex.org/C2777025900', 'wikidata': 'https://www.wikidata.org/wiki/Q29725', 'display_name': 'Vascular endothelial growth factor', 'level': 3, 'score': 0.50175834}, {'id': 'https://openalex.org/C2778271429', 'wikidata': 'https://www.wikidata.org/wiki/Q1281049', 'display_name': 'Neovascularization', 'level': 3, 'score': 0.4980278}, {'id': 'https://openalex.org/C2776992346', 'wikidata': 'https://www.wikidata.org/wiki/Q111140', 'display_name': 'Endothelium', 'level': 2, 'score': 0.46954402}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.46100256}, {'id': 'https://openalex.org/C529295009', 'wikidata': 'https://www.wikidata.org/wiki/Q41301', 'display_name': 'Epithelium', 'level': 2, 'score': 0.44233608}, {'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.3516693}, {'id': 'https://openalex.org/C502942594', 'wikidata': 'https://www.wikidata.org/wiki/Q3421914', 'display_name': 'Cancer research', 'level': 1, 'score': 0.26767093}, {'id': 'https://openalex.org/C134018914', 'wikidata': 'https://www.wikidata.org/wiki/Q162606', 'display_name': 'Endocrinology', 'level': 1, 'score': 0.18486106}, {'id': 'https://openalex.org/C105580179', 'wikidata': 'https://www.wikidata.org/wiki/Q188928', 'display_name': 'Messenger RNA', 'level': 3, 'score': 0.17988399}, {'id': 'https://openalex.org/C167734588', 'wikidata': 'https://www.wikidata.org/wiki/Q4356503', 'display_name': 'VEGF receptors', 'level': 2, 'score': 0.09436628}, {'id': 'https://openalex.org/C55493867', 'wikidata': 'https://www.wikidata.org/wiki/Q7094', 'display_name': 'Biochemistry', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C104317684', 'wikidata': 'https://www.wikidata.org/wiki/Q7187', 'display_name': 'Gene', 'level': 2, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D003397', 'descriptor_name': 'Craniopharyngioma', 'qualifier_ui': 'Q000098', 'qualifier_name': 'blood supply', 'is_major_topic': True}, {'descriptor_ui': 'D009361', 'descriptor_name': 'Neoplasm Invasiveness', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D009389', 'descriptor_name': 'Neovascularization, Pathologic', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D010911', 'descriptor_name': 'Pituitary Neoplasms', 'qualifier_ui': 'Q000098', 'qualifier_name': 'blood supply', 'is_major_topic': True}, {'descriptor_ui': 'D000328', 'descriptor_name': 'Adult', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000368', 'descriptor_name': 'Aged', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000911', 'descriptor_name': 'Antibodies, Monoclonal', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D018952', 'descriptor_name': 'Antigens, CD34', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D018952', 'descriptor_name': 'Antigens, CD34', 'qualifier_ui': 'Q000276', 'qualifier_name': 'immunology', 'is_major_topic': False}, {'descriptor_ui': 'D018952', 'descriptor_name': 'Antigens, CD34', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': False}, {'descriptor_ui': 'D003397', 'descriptor_name': 'Craniopharyngioma', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D003397', 'descriptor_name': 'Craniopharyngioma', 'qualifier_ui': 'Q000503', 'qualifier_name': 'physiopathology', 'is_major_topic': False}, {'descriptor_ui': 'D018450', 'descriptor_name': 'Disease Progression', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D016228', 'descriptor_name': 'Endothelial Growth Factors', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D016228', 'descriptor_name': 'Endothelial Growth Factors', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': False}, {'descriptor_ui': 'D005260', 'descriptor_name': 'Female', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006801', 'descriptor_name': 'Humans', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007150', 'descriptor_name': 'Immunohistochemistry', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D017403', 'descriptor_name': 'In Situ Hybridization', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008222', 'descriptor_name': 'Lymphokines', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': False}, {'descriptor_ui': 'D008222', 'descriptor_name': 'Lymphokines', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008297', 'descriptor_name': 'Male', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008875', 'descriptor_name': 'Middle Aged', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D009362', 'descriptor_name': 'Neoplasm Metastasis', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010911', 'descriptor_name': 'Pituitary Neoplasms', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010911', 'descriptor_name': 'Pituitary Neoplasms', 'qualifier_ui': 'Q000503', 'qualifier_name': 'physiopathology', 'is_major_topic': False}, {'descriptor_ui': 'D011379', 'descriptor_name': 'Prognosis', 'qualifier_ui': '', 'qualifier_name': None, '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': 'Q000096', 'qualifier_name': 'biosynthesis', 'is_major_topic': False}, {'descriptor_ui': 'D020794', 'descriptor_name': 'Receptor Protein-Tyrosine Kinases', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': False}, {'descriptor_ui': 'D020794', 'descriptor_name': 'Receptor Protein-Tyrosine Kinases', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D017978', 'descriptor_name': 'Receptors, Growth Factor', 'qualifier_ui': 'Q000032', 'qualifier_name': 'analysis', 'is_major_topic': False}, {'descriptor_ui': 'D017978', 'descriptor_name': 'Receptors, Growth Factor', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D040262', 'descriptor_name': 'Receptors, Vascular Endothelial Growth Factor', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D042461', 'descriptor_name': 'Vascular Endothelial Growth Factor A', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D042442', 'descriptor_name': 'Vascular Endothelial Growth Factors', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1002/cncr.10281', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S126033908', 'display_name': 'Cancer', 'issn_l': '0008-543X', 'issn': ['0008-543X', '1045-7410', '1097-0142'], '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/11857307', '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': [{'display_name': 'Good health and well-being', 'id': 'https://metadata.un.org/sdg/3', 'score': 0.44}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 58, 'referenced_works': ['https://openalex.org/W122369139', 'https://openalex.org/W1682474579', 'https://openalex.org/W1785621', 'https://openalex.org/W1968324861', 'https://openalex.org/W1972207253', 'https://openalex.org/W1976425384', 'https://openalex.org/W1977130076', 'https://openalex.org/W1982912692', 'https://openalex.org/W1987825771', 'https://openalex.org/W2000000541', 'https://openalex.org/W2000645665', 'https://openalex.org/W2001298205', 'https://openalex.org/W2002049222', 'https://openalex.org/W2006721548', 'https://openalex.org/W2009427112', 'https://openalex.org/W2010898180', 'https://openalex.org/W2011045152', 'https://openalex.org/W2017520393', 'https://openalex.org/W2018845589', 'https://openalex.org/W2031574679', 'https://openalex.org/W2033824454', 'https://openalex.org/W2034350953', 'https://openalex.org/W2035990271', 'https://openalex.org/W2039470877', 'https://openalex.org/W2042902151', 'https://openalex.org/W2047928566', 'https://openalex.org/W2049455929', 'https://openalex.org/W2049852228', 'https://openalex.org/W2058380308', 'https://openalex.org/W2061616084', 'https://openalex.org/W2064297621', 'https://openalex.org/W2066374244', 'https://openalex.org/W2069000140', 'https://openalex.org/W2069582907', 'https://openalex.org/W2070385942', 'https://openalex.org/W2071917193', 'https://openalex.org/W2077910135', 'https://openalex.org/W2079415755', 'https://openalex.org/W2080881382', 'https://openalex.org/W2083965631', 'https://openalex.org/W2084844081', 'https://openalex.org/W2088269008', 'https://openalex.org/W2105713954', 'https://openalex.org/W2125618279', 'https://openalex.org/W2129115023', 'https://openalex.org/W2132595224', 'https://openalex.org/W2147859371', 'https://openalex.org/W2156083755', 'https://openalex.org/W2158599331', 'https://openalex.org/W2163668708', 'https://openalex.org/W2407012070', 'https://openalex.org/W2410531723', 'https://openalex.org/W313528741', 'https://openalex.org/W32167704', 'https://openalex.org/W4232090776', 'https://openalex.org/W4245635197', 'https://openalex.org/W4251084430', 'https://openalex.org/W4302591310'], 'related_works': ['https://openalex.org/W4247317957', 'https://openalex.org/W3137522520', 'https://openalex.org/W2992928521', 'https://openalex.org/W2418933311', 'https://openalex.org/W2321516769', 'https://openalex.org/W2080703592', 'https://openalex.org/W2029543626', 'https://openalex.org/W2023173977', 'https://openalex.org/W2020808375', 'https://openalex.org/W2002131026'], 'abstract_inverted_index': {'Abstract': [0], 'BACKGROUND': [1], 'Craniopharyngiomas': [2], 'are': [3, 28], 'histologically': [4, 64], 'benign': [5], 'epithelial': [6, 141, 153], 'neoplasms': [7], 'of': [8, 35, 82, 97, 106, 130, 155, 203, 206, 220, 239], 'the': [9, 33, 42, 90, 94, 152, 201, 237], 'sellar': [10], 'region': [11], 'that': [12, 22, 74, 166, 194, 200, 230], 'often': [13], 'exhibit': [14], 'aggressive': [15], 'and': [16, 26, 31, 85, 115, 159, 226], 'invasive': [17], 'growth.': [18], 'The': [19, 57], 'authors': [20, 58], 'hypothesized': [21], 'tumor': [23], 'proliferation,': [24], 'spread,': [25], 'recurrence': [27], 'angiogenesis': [29, 45, 204], 'dependent': [30], 'investigated': [32], 'significance': [34], 'vascularization': [36], 'relative': [37], 'to': [38, 54], 'biologic': [39], 'behavior.': [40], 'To': [41], "authors'": [43], 'knowledge,': [44], 'for': [46, 69, 119, 149], 'patients': [47, 210], 'with': [48, 184, 192, 211], 'craniopharyngiomas': [49, 66, 158], 'has': [50], 'not': [51, 138, 172], 'been': [52], 'examined': [53], 'date.': [55], 'METHODS': [56], 'measured': [59], 'microvessel': [60, 186, 197], 'densities': [61], 'in': [62, 89, 116, 134, 139, 151, 174, 179, 209, 223, 236], 'resected,': [63], 'proven': [65], 'using': [67], 'immunostains': [68], 'CD‐34,': [70], 'a': [71, 103, 217], 'monoclonal': [72], 'antibody': [73], 'selectively': [75], 'recognizes': [76], 'endothelial': [77, 99, 224], 'cells.': [78], 'Both': [79], 'histologic': [80], 'types': [81], 'craniopharyngiomas,': [83], 'adamantinomatous': [84, 157], 'papillary,': [86], 'were': [87, 132], 'included': [88], 'study.': [91], 'In': [92, 162], 'addition,': [93], 'cellular': [95], 'distribution': [96], 'vascular': [98], 'growth': [100], 'factor': [101], '(VEGF),': [102], 'strong': [104], 'stimulator': [105], 'new': [107], 'vessel': [108], 'formation,': [109], 'was': [110, 169], 'assessed': [111], 'by': [112], 'both': [113, 156], 'immunohistochemistry': [114], 'situ': [117, 163], 'hybridization': [118, 164], 'VEGF': [120, 150, 221, 231], 'receptor': [121], '2': [122], '(VEGFR‐2)': [123], 'mRNA': [124, 168], 'expression.': [125], 'RESULTS': [126], 'Histologically,': [127], 'small': [128], 'numbers': [129], 'capillaries': [131], 'identified': [133], 'temporal': [135], 'stroma': [136], 'but': [137, 177], 'their': [140], 'components.': [142], 'Immunohistochemistry': [143], 'revealed': [144], 'strong,': [145], 'conclusive': [146], 'cytoplasmic': [147], 'immunoreactivity': [148], 'cells': [154, 225], 'papillary': [160], 'craniopharyngiomas.': [161, 240], 'showed': [165], 'VEGFR‐2': [167, 213], 'expressed': [170], 'widely,': [171], 'only': [173], 'neoplastic': [175], 'epithelium': [176], 'also': [178], 'capillary': [180], 'endothelium.': [181], 'CONCLUSIONS': [182], 'Tumors': [183], 'greater': [185], 'density': [187], 'regrow': [188], 'more': [189], 'frequently': [190], 'compared': [191], 'tumors': [193], 'have': [195], 'lower': [196], 'density,': [198], 'suggesting': [199], 'extent': [202], 'is': [205], 'prognostic': [207], 'value': [208], 'craniopharyngioma.': [212], 'may': [214], 'act': [215], 'as': [216], 'key': [218], 'modulator': [219], 'activity': [222], 'nonendothelial': [227], 'cells,': [228], 'indicating': [229], 'plays': [232], 'an': [233], 'important': [234], 'role': [235], 'behavior': [238], 'Cancer': [241, 246], '2002;94:738–45.': [242], '©': [243], '2002': [244], 'American': [245], 'Society.': [247], 'DOI': [248], '10.1002/cncr.10281': [249]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2046848568', 'counts_by_year': [{'year': 2023, 'cited_by_count': 3}, {'year': 2022, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 2}, {'year': 2018, 'cited_by_count': 2}, {'year': 2016, 'cited_by_count': 4}, {'year': 2015, 'cited_by_count': 1}, {'year': 2013, 'cited_by_count': 2}, {'year': 2012, 'cited_by_count': 2}], 'updated_date': '2024-09-18T16:29:38.569538', 'created_date': '2016-06-24'}