Results 11 to 20 of about 52,640 (225)

Impact of early locus coeruleus lesions in the TgF344 Alzheimer's disease rat model. [PDF]

open access: yesAlzheimers Dement
Abstract INTRODUCTION In murine models of Alzheimer's disease (AD), lesioning the locus coeruleus–norepinephrine (LC‐NE) system with DSP‐4 exacerbates AD‐like neuropathology and cognitive impairment. However, the impact of LC lesions during prodromal stages is poorly characterized. METHODS TgF344‐AD and wild‐type rats received monthly injections of DSP‐
Marriott AE   +6 more
europepmc   +2 more sources

Altered brainstem responses to modafinil in schizophrenia: implications for adjunctive treatment of cognition. [PDF]

open access: yes, 2018
Candidate pro-cognitive drugs for schizophrenia targeting several neurochemical systems have consistently failed to demonstrate robust efficacy. It remains untested whether concurrent antipsychotic medications exert pharmacodynamic interactions that ...
Carter, Cameron S   +3 more
core   +3 more sources

Visual and Electrosensory Circuits of the Diencephalon in Mormyrids [PDF]

open access: yes, 1990
Mormyrids are one of two groups of teleost fishes known to have evolved electroreception, and the concomitant neuroanatomical changes have confounded the interpretation of many of their brain areas in a comparative context, e.g., the diencephalon, where ...
Adams   +71 more
core   +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

Locus Coeruleus in Non-Mammalian Vertebrates

open access: yesBrain Sciences, 2022
The locus coeruleus (LC) is a vertebrate-specific nucleus and the primary source of norepinephrine (NE) in the brain. This nucleus has conserved properties across species: highly homogeneous cell types, a small number of cells but extensive axonal ...
Sijia Wang, Zhirong Wang, Yu Mu
doaj   +1 more source

Locus coeruleus complex of the family Delphinidae [PDF]

open access: yes, 2018
The locus coeruleus (LC) is the largest catecholaminergic nucleus and extensively projects to widespread areas of the brain and spinal cord. The LC is the largest source of noradrenaline in the brain.
Arbelo, Manuel   +6 more
core   +2 more sources

Quantifying the contrast of the human locus coeruleus in vivo at 7 Tesla MRI.

open access: yesPLoS ONE, 2019
The locus coeruleus is a small brainstem nucleus which contains neuromelanin cells and is involved in a number of cognitive functions such as attention, arousal and stress, as well as several neurological and psychiatric disorders.
Klodiana-Daphne Tona   +3 more
doaj   +1 more source

Synaptic interactions between perifornical lateral hypothalamic area, locus coeruleus nucleus and the oral pontine reticular nucleus are implicated in the stage succession during sleep-wakefulness cycle [PDF]

open access: yes, 2013
This Document is Protected by copyright and was first published by Frontiers. All rights reserved. it is reproduced with permissionThe perifornical area in the posterior lateral hypothalamus (PeFLH) has been implicated in several physiological functions ...
Garzón, Miguel   +3 more
core   +3 more sources

Modulation of physiological reflexes by pain: role of the locus coeruleus

open access: yesFrontiers in Integrative Neuroscience, 2012
The locus coeruleus is activated by noxious stimuli, and this activation leads to inhibition of perceived pain. As two physiological reflexes, the acoustic startle reflex and the pupillary light reflex, are sensitive to noxious stimuli, this sensitivity,
Elemer eSzabadi
doaj   +1 more source

The influence of the noradrenergic system on optimal control of neural plasticity [PDF]

open access: yes, 2013
Decision making under uncertainty is challenging for any autonomous agent. The challenge increases when the environment’s stochastic properties change over time, i.e., when the environment is volatile.
Seurinck, Ruth   +3 more
core   +2 more sources

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