Results 11 to 20 of about 105,804 (267)

Case Report: End-Stage Recurrent Glioblastoma Treated With a New Noninvasive Non-Contact Oncomagnetic Device

open access: yesFrontiers in Oncology, 2021
Alternating electric field therapy has been approved for glioblastoma (GBM). We have preclinical evidence for anticancer effects in GBM cell cultures and mouse xenografts with an oscillating magnetic field (OMF) generating device.
David S. Baskin   +9 more
doaj   +1 more source

Clinical Relevance of New World Health Organization Classification System for Pituitary Adenomas: A Validation Study With 2-Year Experience

open access: yesFrontiers in Oncology, 2021
BackgroundThe new World Health Organization (WHO) classification system proposed a cell lineage-based classification scheme for pituitary adenomas in which transcription factors (TFs) play a major role as key classifiers.
Seung Woo Hong   +14 more
doaj   +1 more source

Aggressive Pituitary Tumors [PDF]

open access: yesNeuroendocrinology, 2015
Pituitary adenomas are common intracranial tumors that are mainly considered as benign. Rarely, these tumors can exhibit an aggressive behavior, characterized by gross invasion of the surrounding tissues, resistance to conventional treatment leading to early and frequent recurrences.
Chatzellis, E.   +3 more
openaire   +3 more sources

Regulation of the EGFR Pathway by HSP90 Is Involved in the Pathogenesis of Cushing’s Disease

open access: yesFrontiers in Endocrinology, 2021
PurposeTo investigate the role of heat-shock protein Hsp90 in adrenocorticotropic hormone (ACTH)-secreting cells, and to explore the potential clinical application of an inhibitor of Hsp90, 17-N-allylamino-17-demethoxygeldanamycin(17-AAG) in ...
Yue Shen   +17 more
doaj   +1 more source

Rotating Magnetic Fields Inhibit Mitochondrial Respiration, Promote Oxidative Stress and Produce Loss of Mitochondrial Integrity in Cancer Cells

open access: yesFrontiers in Oncology, 2021
Electromagnetic fields (EMF) raise intracellular levels of reactive oxygen species (ROS) that can be toxic to cancer cells. Because weak magnetic fields influence spin state pairing in redox-active radical electron pairs, we hypothesize that they disrupt
Martyn A. Sharpe   +17 more
doaj   +1 more source

Evolution of Minimally Invasive Approaches to the Sella and Parasellar Region

open access: yesInternational Archives of Otorhinolaryngology, 2014
Introduction Given advancements in endoscopic image quality, instrumentation, surgical navigation, skull base closure techniques, and anatomical understanding, the endonasal endoscopic approach has rapidly evolved into a widely utilized technique for ...
Robert G. Louis   +4 more
doaj   +1 more source

How to Classify and Define Pituitary Tumors: Recent Advances and Current Controversies

open access: yesFrontiers in Endocrinology, 2021
Pituitary tumors are very complex and heterogeneous and have a very wide range of proliferative and aggressive behaviors, and how to define and classify these tumors remains controversial.
Congxin Dai   +8 more
doaj   +1 more source

PITUITARY TUMOR [PDF]

open access: yesSouthern Medical Journal, 1909
n ...
openaire   +2 more sources

Pituitary Tumors [PDF]

open access: yesEndocrinology and Metabolism Clinics of North America, 2015
Pituitary tumors are commonly encountered intracranial neoplasms that are invariably benign. Classic oncogene mutations are not encountered in these tumors, and disrupted cell cycle control and growth factor signaling likely contribute to pathogenesis and natural history.
openaire   +2 more sources

Pituitary tumor apoplexy [PDF]

open access: yesArquivos de Neuro-Psiquiatria, 2009
Pituitary tumor apoplexy is a medical emergency due to acute infarction or hemorrhage in the pituitary gland. In this review, the authors discuss the sellar anatomy, the pituitary gland and adenomas' vascularization and the general aspects of the syndrome such as its ethiopatogenesis, predisposing factors, clinical features, treatment and prognosis.
Chang, Claudia V.   +4 more
openaire   +4 more sources

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