Results 61 to 70 of about 96,327 (352)

Inhibition of noradrenergic signalling in rodent orbitofrontal cortex impairs the updating of goal-directed actions

open access: yeseLife, 2023
In a constantly changing environment, organisms must track the current relationship between actions and their specific consequences and use this information to guide decision-making.
Juan Carlos Cerpa   +7 more
doaj   +1 more source

Lack of kinase-independent activity of PI3Kγ in locus coeruleus induces ADHD symptoms through increased CREB signaling. [PDF]

open access: yes, 2015
Although PI3Kγ has been extensively investigated in inflammatory and cardiovascular diseases, the exploration of its functions in the brain is just at dawning.
Alessandra Ghigo   +10 more
core   +1 more source

Noradrenergic Modulation of Fear Conditioning and Extinction

open access: yesFrontiers in Behavioral Neuroscience, 2018
The locus coeruleus norepinephrine (LC-NE) system plays a broad role in learning and memory. Here we begin with an overview of the LC-NE system. We then consider how both direct and indirect manipulations of the LC-NE system affect cued and contextual ...
Thomas F. Giustino, Stephen Maren
semanticscholar   +1 more source

Noradrenergic symptom cluster in depression

open access: yesNeuropsychiatric Disease and Treatment, 2011
Stuart Montgomery1, Mike Briley21Imperial College School of Medicine, London, UK; 2NeuroBiz Consulting and Communication, Castres, FranceDepression is characterized by a wide range of diverse symptoms, the severity of which can be quantified by various depression rating scales, such as the Montgomery Asberg Depression Rating Scale.
Mike Briley, Stuart Montgomery
openaire   +6 more sources

Strategies to Treat Chronic Pain and Strengthen Impaired Descending Noradrenergic Inhibitory System

open access: yesInternational Journal of Molecular Sciences, 2019
Gabapentinoids (gabapentin and pregabalin) and antidepressants (tricyclic antidepressants and serotonin noradrenaline reuptake inhibitors) are often used to treat chronic pain.
Ken-ichiro Hayashida, H. Obata
semanticscholar   +1 more source

Parkinson's disease dementia: a neural networks perspective. [PDF]

open access: yes, 2015
In the long-term, with progression of the illness, Parkinson's disease dementia affects up to 90% of patients with Parkinson's disease. With increasing life expectancy in western countries, Parkinson's disease dementia is set to become even more ...
Foltynie, T, Gratwicke, J, Jahanshahi, M
core   +1 more source

The central noradrenergic system: an overview

open access: yesAfrican Journal of Psychiatry, 2007
The central noradrenergic system belongs to a group of brainstem neuromodulatory systems previously referred to as the ascending reticular activating system. In this article a heuristic model is presented of the central noradrenergic system depicting the major projections to other cerebral areas, its interactions with other neuromodulatory systems ...
Viljoen, Margaretha, Panzer, Annie
openaire   +5 more sources

Interaction between Mesocortical and Mesothalamic Catecholaminergic Transmissions Associated with NMDA Receptor in the Locus Coeruleus

open access: yesBiomolecules, 2020
Noncompetitive N-methyl-D-aspartate/glutamate receptor (NMDAR) antagonists contribute to the pathophysiology of schizophrenia and mood disorders but improve monoaminergic antidepressant-resistant mood disorder and suicidal ideation. The mechanisms of the
Motohiro Okada, Kouji Fukuyama
doaj   +1 more source

Activation of a Locus Coeruleus to Dorsal Hippocampus Noradrenergic Circuit Facilitates Associative Learning

open access: yesFrontiers in Cellular Neuroscience, 2022
Processing of contextual information during a new episodic event is crucial for learning and memory. Neuromodulation in the hippocampus and prefrontal cortex plays an important role in the formation of associations between environmental cues and an ...
Theodoros Tsetsenis   +3 more
doaj   +1 more source

Magnetic resonance imaging of noradrenergic neurons

open access: yesBrain Structure and Function, 2019
Noradrenaline is a neurotransmitter involved in general arousal, selective attention, memory, inflammation, and neurodegeneration. The purpose of this work was to delineate noradrenergic neurons in vivo by T1-weighted MRI with magnetization transfer (MT).
Takashi Watanabe   +4 more
semanticscholar   +1 more source

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