Results 41 to 50 of about 162,638 (311)

A unified model for the human response to lipopolysaccharide-induced inflammation [PDF]

open access: yesarXiv, 2022
This study develops a unified model predicting the whole-body response to endotoxin. We simulate dynamics using differential equations examining the response to a lipopolysaccharide (LPS) injection. The model tracks pro- and anti-inflammatory cytokines (TNF-$\alpha$, IL-6, IL-10), concentrations of corticotropin-releasing hormone (CRH ...
arxiv  

Follicle-stimulating hormone receptor: Advances and remaining challenges [PDF]

open access: yesIn: Arun K. Shukla (ed.), dir., G Protein-Coupled Receptors: Emerging Paradigms in Activation, Signaling and Regulation Part A (p. 1-58). International Review of Cell and Molecular Biology, 338 (1\`ere ed.). USA : Elsevier. 171 p. (2018), 2018
Follicle-stimulating hormone (FSH) is produced in the pituitary and is essential for reproduction. It specifically binds to a membrane receptor (FSHR) expressed in somatic cells of the gonads. The FSH/FSHR system presents many peculiarities compared to classical G protein-coupled receptors (GPCRs).
arxiv   +1 more source

A randomized clinical trial demonstrating cell type specific effects of hyperlipidemia and hyperinsulinemia on pituitary function

open access: yesPLoS ONE, 2022
Introduction Obesity is characterized by elevated lipids, insulin resistance and relative hypogonadotropic hypogonadism, reducing fertility and increasing risk of pregnancy complications and birth defects.
Rosemary McDonald   +6 more
doaj   +2 more sources

Basal Glucose Control in Type 1 Diabetes using Deep Reinforcement Learning: An In Silico Validation [PDF]

open access: yesIEEE journal of biomedical and health informatics 2020, 2020
People with Type 1 diabetes (T1D) require regular exogenous infusion of insulin to maintain their blood glucose concentration in a therapeutically adequate target range. Although the artificial pancreas and continuous glucose monitoring have been proven to be effective in achieving closed-loop control, significant challenges still remain due to the ...
arxiv   +1 more source

Annotation of pituitary neuroendocrine tumors with genome-wide expression analysis

open access: yesActa Neuropathologica Communications, 2021
Pituitary neuroendocrine tumors (PitNETs) are common, generally benign tumors with complex clinical characteristics related to hormone hypersecretion and/or growing sellar tumor mass.
Abdellah Tebani   +9 more
doaj   +1 more source

Stability analysis of a hypothalamic-pituitary-adrenal axis model with inclusion of glucocorticoid receptor and memory [PDF]

open access: yesAIP Conference Proceedings 1798, 020111, 2017, 2016
This paper analyzes a four-dimensional model of the hypothalamic-pituitary-adrenal (HPA) axis that includes the influence of the glucocorticoid receptor in the pituitary. Due to the spatial separation between the hypothalamus, pituitary and adrenal glands, distributed time delays are introduced in the mathematical model.
arxiv   +1 more source

The Processes of Anterior Pituitary Hormone Pulse Generation

open access: yesEndocrinology, 2018
More than 60 years ago, Geoffrey Harris described his "neurohumoral theory," in which the regulation of pituitary hormone secretion was a "simple" hierarchal relationship, with the hypothalamus as the controller.
P. L. Le Tissier   +2 more
semanticscholar   +1 more source

Effects of intravenous and intraventricular injection of antisera directed against corticotropin-releasing factor on the secretion of anterior pituitary hormones.

open access: yesProceedings of the National Academy of Sciences of the United States of America, 1985
To determine the physiological significance of corticotropin-releasing factor (CRF) in the control of pituitary hormone secretion, highly specific antibodies directed against the peptide were injected either intravenously or intraventricularly (third ...
N. Ono   +5 more
semanticscholar   +1 more source

Intraoral Drug Delivery: Bridging the Gap Between Academic Research and Industrial Innovations

open access: yesAdvanced Functional Materials, EarlyView.
Intraoral drug delivery offers a promising route for systemic and localized therapies, yet challenges such as enzymatic degradation, limited permeability, and microbial interactions hinder efficacy. This figure highlights innovative strategies—mucoadhesive materials, enzyme inhibitors, and permeation enhancers—to overcome these barriers.
Soheil Haddadzadegan   +4 more
wiley   +1 more source

Pituitary Adenoma: A Short Illustrative Review

open access: yesIndian Journal of Neurosurgery, 2016
The pituitary gland is located below the brain in a depression of sphenoid bone known as sella turcica. It controls most of the body's endocrine functions via the secretion of various hormones into the circulatory system.
Sharada Rane   +3 more
doaj   +1 more source

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