Results 41 to 50 of about 339,095 (200)

Osmotic modulation of stimulus-evoked responses in the rat supraoptic nucleus

open access: yes, 2008
Neural information is conveyed by action potentials along axons to downstream synaptic targets. Synapses permit functionally relevant modulation of the information transmitted by converging inputs. Previous studies have measured the amount of information
H. O. Orlans   +2 more
core   +1 more source

The organum vasculosum of the lamina terminalis and subfornical organ: regulation of thirst

open access: yesFrontiers in Neuroscience, 2023
Thirst and water intake are regulated by the organum vasculosum of the lamina terminalis (OVLT) and subfornical organ (SFO), located around the anteroventral third ventricle, which plays a critical role in sensing dynamic changes in sodium and water ...
Jiaxu Wang   +6 more
doaj   +1 more source

κ-Opioid Regulation of Neuronal Activity in the Rat Supraoptic NucleusIn Vivo

open access: yes, 1998
We investigated the influence of endogenous κ-opioids on the activity of supraoptic neuronsin vivo. Administration of the κ-antagonistnor-binaltorphimine (200 μg/kg, i.v.), increased the activity of phasic (vasopressin), but not continuously active ...
Gareth Leng, Mike Ludwig, Colin H. Brown
core   +1 more source

Prenatal betamethasone–postnatal N‐methyl‐D‐aspartic acid model of spasms: Update on mechanisms and treatments

open access: yesEpilepsia Open, EarlyView.
Abstract Infantile epilepsy spasms syndrome (IESS), formerly known as infantile spasms or West Syndrome, is a severe epilepsy syndrome affecting about 3 in 10,000 newborns in the United States. Characterized by clusters of epileptic spasms, interictal hypsarrhythmia, and developmental delays, IESS has diverse causes, including structural‐metabolic ...
Kayla Vieira   +5 more
wiley   +1 more source

Magnocellular neurons of the rat supraoptic nucleus are endowed with functional nicotinic acetylcholine receptors

open access: yes, 1999
Acetylcholine can stimulate the release of vasopressin. In organ-cultured hypothalamo-neurohypophyseal systems, acetylcholine enhanced vasopressin release by acting in or near the supraoptic nucleus Extracellular recordings suggested that acetylcholine ...
Zaninetti, M.   +14 more
core   +1 more source

Therapeutic access points: The roles of circumventricular organs in drug delivery and metabolic regulation

open access: yesBritish Journal of Pharmacology, EarlyView.
The current obesity drug landscape, dominated by GLP‐1 receptor agonists and emerging multi‐agonist therapies, has reinforced that long‐term weight loss is achieved in large part through central mechanisms that suppress appetite and reshape energy balance.
Ines Martinez‐Corral   +3 more
wiley   +1 more source

The role of nitric oxide on regeneration of paraventricular nucleus and supraoptic nucleus following hypophysectomy [PDF]

open access: yes, 2003
INTRODUCTION: The mammalian neurohypophyseal system exhibits a high degree of structural plasticity and recovery of neuroendocrine function following a broad array of physiological and anatomical manipulations.
So, KF, Wu, W, Yuan, QJ
core  

Seasonal peptide level change in camel supraoptic nucleus and neurointermediate lobe.

open access: yes, 2019
(A) Signal intensity changes of select peptide ions in camel supraoptic nucleus at different seasons. Labels: AVP, arginine vasopressin; OT, oxytocin.
Ahmad Yamin bin Abdul Rahman (6852635)   +16 more
core   +1 more source

Paraventricular nucleus Sim1 neuron ablation mediated obesity is resistant to high fat diet.

open access: yesPLoS ONE, 2013
Single minded 1 (SIM1) is a transcription factor involved in brain patterning and control of energy balance. In humans, haploinsufficiency of SIM1 causes early-onset obesity.
Dong Xi   +4 more
doaj   +1 more source

Histomorphometric Characteristics and Dystrophins Localization in the Hypothalamic Supraoptic Nucleus and Hypophyseal Neural Lobe of Jaculus Orientalis under Arid Conditions [PDF]

open access: yesThe Egyptian Journal of Histology
Introduction: The large Egyptian jerboa, Jaculus orientalis, is a xeric rodent characterized by its tolerance to prolonged dry seasons that can last several months.Aim of the Work: To clarify this biological characteristic, we evaluated the levels of ...
Nadia Rouaiguia   +5 more
doaj   +1 more source

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