Results 1 to 10 of about 108,535 (313)

Orthotopic pituitary tumors generated by stereotaxic GC cell injection in immunocompetent rats [PDF]

open access: yesActa Neuropathologica Communications
Innovative treatment strategies for pituitary tumors are necessary to limit the disease burden and to improve survival in cases of carcinomas. The paucity and inaccuracy of available preclinical models substantially hamper pituitary research and drug ...
Etienne Lefevre   +10 more
doaj   +2 more sources

PIT-1/SF-1-positive pituitary tumors in patients with acromegaly: transcriptomic perspective [PDF]

open access: yesActa Neuropathologica Communications
Neuroendocrine pituitary tumors (PitNETs) are classified based on clinical manifestation and expression of pituitary cell lineage-specific transcription factors (TFs) and hormones.
Julia Rymuza, Qilin Zhang, Mateusz Bujko
doaj   +2 more sources

Pseudocapsule and pseudocapsule-based extracapsular resection in pituitary neuroendocrine tumors

open access: yesFrontiers in Endocrinology, 2022
Since Costello et al. proposed the concept of pseudocapsule of pituitary neuroendocrine tumors (PitNETs) in 1936, many studies have been published on its occurrence, development process, histopathology, and morphology.
Xiao Bin Wang   +6 more
doaj   +1 more source

Sprouting Angiogenesis in Human Pituitary Adenomas

open access: yesFrontiers in Oncology, 2022
IntroductionAngiogenesis in pituitary tumors is not fully understood, and a better understanding could help inform new pharmacologic therapies, particularly for aggressive pituitary tumors.Materials and Methods219 human pituitary tumors and 12 normal ...
Jie Zhou   +15 more
doaj   +1 more source

Costs and Its Determinants in Pituitary Tumour Surgery

open access: yesFrontiers in Endocrinology, 2022
PurposeValue-based healthcare (VBHC) provides a framework to improve care by improving patient outcomes and reducing healthcare costs. To support value-based decision making in clinical practice we evaluated healthcare costs and cost drivers in ...
Alies J. Dekkers   +14 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

The Upregulation of Molecules Related to Tumor Immune Escape in Human Pituitary Adenomas

open access: yesFrontiers in Endocrinology, 2021
Human pituitary adenomas are one of the most common intracranial neoplasms. Although most of these tumors are benign and can be treated medically or by transsphenoidal surgery, a subset of these tumors are fast-growing, aggressive, recur, and remain a ...
Zhiyu Xi   +10 more
doaj   +1 more source

Expressions of Cushing’s syndrome in multiple endocrine neoplasia type 1

open access: yesFrontiers in Endocrinology, 2023
Cushing’s syndrome (CS) resulting from endogenous hypercortisolism can be sporadic or can occur in the context of familial disease because of pituitary or extra-pituitary neuroendocrine tumors.
William F. Simonds
doaj   +1 more source

Pituitary blastoma, expanding the spectrum of newly recognized entities. A case report

open access: yesIndian Journal of Pathology and Microbiology, 2022
Tumors of the pituitary gland and sellar region represent about 15% of all brain tumors, with pituitary adenoma being the commonest and pituitary carcinoma being very rare. Pituitary tumors in children are even rarer.
Meenakshi Swain   +2 more
doaj   +1 more source

Cyclooxygenase enzyme and PGE2 expression in patients with functional and non-functional pituitary adenomas

open access: yesBMC Endocrine Disorders, 2020
Background Pituitary adenomas as multifactorial intracranial neoplasms impose a massive burden of morbidity on patients and characterizing the molecular mechanism underlying their pathogenesis has received considerable attention.
Nasrin Akbari   +9 more
doaj   +1 more source

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