Results 11 to 20 of about 71,688 (285)

ACTH Antagonists [PDF]

open access: yesFrontiers in Endocrinology, 2016
Adrenocorticotropin (ACTH) acts via a highly selective receptor that is a member of the melanocortin receptor subfamily of type 1 G protein-coupled receptors.
Hussain, M   +14 more
core   +6 more sources

ACTH precursors characterize the ectopic ACTH syndrome

open access: yesClinical Endocrinology, 1994
Objective - ACTH is secreted by the pituitary following processing of larger molecular weight precursors, proopiomelanocortin and pro-ACTH. Ectopic ACTH syndrome refers to the secretion of ACTH by non-pituitary tumours, but the predominant circulating ...
White, A.; id_orcid   +19 more
core   +6 more sources

ACTH Antagonists [PDF]

open access: yesProceedings of the National Academy of Sciences, 1974
Structural modifications within the active site of the ACTH molecule have produced analogs that inhibit the hormone sensitive adenylate cyclase system of bovine adrenal cortical plasma membranes. It is demonstrated that the tryptophan residue of the ACTH molecule is essential for stimulation of the enzyme.
K, Hofmann, J A, Montibeller, F M, Finn
openaire   +2 more sources

Arx expansion mutation perturbs cortical development by augmenting apoptosis without activating innate immunity in a mouse model of X-linked infantile spasms syndrome

open access: yesDisease Models & Mechanisms, 2020
X-linked infantile spasms syndrome (ISSX) is a clinically devastating developmental epileptic encephalopathy with life-long impact. Arx(GCG)10+7, a mouse model of the most common triplet-repeat expansion mutation of ARX, exhibits neonatal spasms ...
Meagan S. Siehr   +2 more
doaj   +1 more source

Gel chromatographic characterization of immunoreactive adrenocorticotropin in patients with ACTH hypersecretion [PDF]

open access: yes, 1989
We investigated the molecular size of circulating immunoreactive ACTH by gel chromatography in patients with ACTH hypersecretion due to various disorders of the hypothalamic-pituitary-adrenal axis.
Winkelmann, W.   +3 more
core   +1 more source

Inconsistent stimulation of plasma ACTH through corticotropin-releasing factor in a patient with central Cushing's disease due to pituitary adenoma [PDF]

open access: yes, 1985
Three uncommon findings were observed in a case of Cushing's disease due to macroadenoma: no suppression of plasma ACTH during an 8-mg dexamethasone test, a negative corticotropin-releasing factor test, and a normal X-ray of the sella turcica.
Lüdecke, D. K.   +5 more
core   +1 more source

Plasma ACTH, α-MSH and cortisol variations in the dog during the oestrous cycle in different photoperiods

open access: yesVeterinární Medicína, 2015
The hypothalamic-pituitary-adrenal axis (HPA) is a complex system regulated by multiple factors. Sexual dimorphism of this axis has been described in different species under physiological conditions and it has been proposed that sexual hormones could ...
M.F. Gallelli   +6 more
doaj   +1 more source

Gene array analysis of adrenal glands in broiler chickens following ACTH treatment [PDF]

open access: yes, 2009
Difference in adaptability responses to stress has been observed amongst bird species, strains, and individuals. Components of the HPA axis, one of the internal systems involved in homeostasis re-establishment following stress, could play a role in this ...
Young Kyoung Park   +13 more
core   +1 more source

Does an Analysis of the Pulsatile Secretion Pattern of Adrenocorticotropin and Cortisol Predict the Result of Transsphenoidal Surgery in Cushing’s Disease. [PDF]

open access: yes, 1993
The endocrinological, surgical, and histological findings of patients with ACTH-dependent Cushing's disease were correlated with the pulsatile secretion pattern of ACTH and cortisol and the outcome after transsphenoidal pituitary surgery.
Brabant, Georg   +5 more
core   +1 more source

The effect of sodium valproate in Cushing's disease, Nelson's syndrome and Addison's disease [PDF]

open access: yes, 1988
We investigated the effect of sodium valproate on plasma ACTH and serum cortisol concentrations in different pathological states of ACTH hypersecretion.
Winkelmann, W.   +4 more
core   +1 more source

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