Results 1 to 10 of about 380,424 (246)

Locus coeruleus pathology in progressive supranuclear palsy, and its relation to disease severity

open access: yesActa Neuropathologica Communications, 2020
The locus coeruleus is the major source of noradrenaline to the brain and contributes to a wide range of physiological and cognitive functions including arousal, attention, autonomic control, and adaptive behaviour.
Sanne Simone Kaalund   +6 more
doaj   +1 more source

Locus coeruleus features are linked to vagus nerve stimulation response in drug-resistant epilepsy

open access: yesFrontiers in Neuroscience
The locus coeruleus–norepinephrine system is thought to be involved in the clinical effects of vagus nerve stimulation. This system is known to prevent seizure development and induce long-term plastic changes, particularly with the release of ...
Alexandre Berger   +20 more
doaj   +1 more source

The involvement of the locus coeruleus in memory

open access: yesBehavioral and Neural Biology, 1981
The effects on memory of electrolytic lesions in the locus coeruleus complex (LC) were investigated in three experiments using Swiss mice. Forebrain norepinephrine (NE) levels and histological analysis of lesion sites were used to verify lesion adequacy.
Department of Neuroscience, College of Medicine, University of Florida, Gainesville, Florida 32610, USA ( host institution )   +2 more
openaire   +3 more sources

Lower novelty-related locus coeruleus function is associated with Aβ-related cognitive decline in clinically healthy individuals

open access: yesNature Communications, 2022
Older individuals exhibiting diminished function of the locus coeruleus while learning new information show faster cognitive decline that is typical for Alzheimer’s disease.
Prokopis C. Prokopiou   +13 more
doaj   +1 more source

The effects of exogenous melatonin on morphological changes in locus ceruleus nucleus Characterized by REM sleep deprivation

open access: yesOtorhinolaryngology and Facial Plastic Surgery, 2017
Background: Neurodegeneration in the locus coeruleus (LC) has been documented in several central nervous system (CNS) neurodegenerative diseases and sleep deprivation.
Somaye Mesgar   +5 more
doaj   +1 more source

Locus coeruleus and labile memory

open access: yesPharmacology Biochemistry and Behavior, 1978
Abstract Memory lability is defined as the period of time recently-formed memory remains susceptible to experimental modification. Electrolytic lesions delivered through chronic indwelling electrodes to the locus coeruleus (LC) complex of mice, made shortly after learning, resulted in an extension of memory lability.
Department of Neuroscience, College of Medicine, University of Florida Gainesville, FL 32610, USA ( host institution )   +3 more
openaire   +3 more sources

A role for the locus coeruleus in the analgesic efficacy of N-acetylaspartylglutamate peptidase (GCPII) inhibitors ZJ43 and 2-PMPA

open access: yesMolecular Pain, 2017
N-acetylaspartylglutamate (NAAG) is the third most prevalent and widely distributed neurotransmitter in the mammalian nervous system. NAAG activates a group II metabotropic glutamate receptor (mGluR3) and is inactivated by an extracellular enzyme ...
Takahiro Nonaka   +6 more
doaj   +1 more source

Locus coeruleus contrast and diffusivity metrics differentially relate to age and memory performance

open access: yesScientific Reports
Neurocognitive aging researchers are increasingly focused on the locus coeruleus, a neuromodulatory brainstem structure that degrades with age. With this rapid growth, the field will benefit from consensus regarding which magnetic resonance imaging (MRI)
Ilana J. Bennett   +5 more
doaj   +1 more source

The Contribution of the Locus Coeruleus–Noradrenaline System Degeneration during the Progression of Alzheimer’s Disease

open access: yesBiology, 2022
Alzheimer’s disease (AD), which is characterized by extracellular accumulation of amyloid-beta peptide and intracellular aggregation of hyperphosphorylated tau, is the most common form of dementia.
Dilek Mercan, Michael Thomas Heneka
doaj   +1 more source

Selective WGA uptake in the hippocampus from the locus coeruleus of DBH-WGA transgenic mice

open access: yesFrontiers in Behavioral Neuroscience, 2012
We generated transgenic mice in which a transsynaptic tracer, wheat germ agglutinin (WGA), was specifically expressed in the locus coeruleus neurons under the control of the dopamine-β-hydroxylase gene promoter. WGA protein was produced in more than 95%
Susan G eWalling   +4 more
doaj   +1 more source

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