Results 31 to 40 of about 106,619 (307)

Line Scan Raman Microspectroscopy for Label-Free Diagnosis of Human Pituitary Biopsies

open access: yesMolecules, 2019
Pituitary adenomas are neoplasia of the anterior pituitary gland and can be subdivided into hormone-producing tumors (lactotroph, corticotroph, gonadotroph, somatotroph, thyreotroph or plurihormonal) and hormone-inactive tumors (silent or null cell ...
Daniela Bovenkamp   +10 more
doaj   +1 more source

Squeezing the Pituitary Gland [PDF]

open access: yesThe Journal of Clinical Endocrinology & Metabolism, 2011
A 74-yr-old female presented with a 1-yr history of tiredness, dizziness, vomiting, reduced appetite, and 9 kg of weight loss. There was no history of headache, polydipsia, or polyuria. Perimetry revealed no abnormalities. Endocrine studies showed anterior pituitary failure: TSH, 1.53 mU/liter (ref. 0.30 – 4.20); serum T4, 8.4 pmol/liter (ref. 12.0 –24.
Vergeer, Rob A.   +4 more
openaire   +3 more sources

Vascular endothelial growth factor production and regulation in rodent and human pituitary tumor cells in vitro [PDF]

open access: yes, 2001
Angiogenesis, the formation of a new blood supply, is an essential step in tumorigenesis. Although vascular endothelial growth factor (VEGF) is known to be a very potent angiogenic factor in most solid tumors, little is known about its production and ...
Losa, Marco   +16 more
core   +1 more source

Pituitary metastases as a rare variant of intracranial metastasis

open access: yesБюллетень сибирской медицины, 2008
Metastatiс spread of neoplasms to the pituitary gland is a relatively common finding in autopsy series of cancer patients. The majority of these patients were asymptomatic.
A. V. Osnitskaya, V. Ye. Olyushin
doaj   +1 more source

Notch-Dependent Pituitary SOX2+ Stem Cells Exhibit a Timed Functional Extinction in Regulation of the Postnatal Gland

open access: yesStem Cell Reports, 2015
Although SOX2+ stem cells are present in the postnatal pituitary gland, how they are regulated molecularly and whether they are required for pituitary functions remain unresolved questions.
Xiaoyan Zhu   +3 more
doaj   +1 more source

Neurology of the pituitary gland [PDF]

open access: yesJournal of Neurology, Neurosurgery & Psychiatry, 1999
This review will focus on those aspects of pituitary disease immediately relevant to neurologists and neurosurgeons when assessing and counselling patients. It is essential to adopt a multidisciplinary approach to the diagnosis and management of pituitary disease as emphasised by the recently published guidelines from the Royal College of Physicians of
J R, Anderson   +6 more
openaire   +2 more sources

Virus Injection to the Pituitary via Transsphenoidal Approach and the Innervation of Anterior and Posterior Pituitary of Rat

open access: yesFrontiers in Endocrinology, 2020
The theory holds that the anterior pituitary in mammals receives humoral regulation. Previous studies have reported that the pars distalis of the anterior pituitary of several mammalian species contains substance P-, calcitonin gene-related peptide (CGRP)
Xiaohui Li   +9 more
doaj   +1 more source

An autocrine role for pituitary GABA: Activation of GABA-B receptors and regulation of growth hormone levels [PDF]

open access: yes, 2002
There is increasing evidence suggesting that the neurotransmitter gamma-aminobutyric acid (GABA) is a local factor involved in the regulation of endocrine organs.
Corsi, C.   +5 more
core   +1 more source

MRI Evaluation of Size and Shape of Normal Pituitary Gland: Age and Sex Related Changes [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2017
Introduction: For complete assessment of pituitary gland, we should be aware of its normal anatomy with the physiological variations in its size and shape in different age groups in both males and females.
Pratiksha Yadav   +3 more
doaj   +1 more source

Metastases to the pituitary gland [PDF]

open access: yesNeurosurgical Focus, 2004
Only 1% of all pituitary surgeries are performed to treat tumors that have metastasized to the pituitary gland; however, in certain cases of malignant neoplasms pituitary metastases do occur. Breast and lung cancers are the most common diseases that metastasize to the pituitary.
Daniel R, Fassett, William T, Couldwell
openaire   +2 more sources

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