Results 51 to 60 of about 460,902 (390)

cAMP-Inhibits Cytoplasmic Phospholipase A2 and Protects Neurons against Amyloid-β-Induced Synapse Damage

open access: yesBiology, 2015
A key event in Alzheimer’s disease (AD) is the production of amyloid-β (Aβ) peptides and the loss of synapses. In cultured neurons Aβ triggered synapse damage as measured by the loss of synaptic proteins. α-synuclein (αSN), aggregates of which accumulate
Clive Bate, Alun Williams
doaj   +1 more source

Associative memory neurons of encoding multi-modal signals are recruited by neuroligin-3-mediated new synapse formation

open access: yeseLife, 2023
The joint storage and reciprocal retrieval of learnt associated signals are presumably encoded by associative memory cells. In the accumulation and enrichment of memory contents in lifespan, a signal often becomes a core signal associatively shared for ...
Yang Xu   +4 more
doaj   +1 more source

A brainwide atlas of synapses across the mouse life span

open access: yesScience, 2020
Brain synapses through the life span Excitatory synapses connect neurons in the brain to build the circuits that enable behavior. Cizeron et al. surveyed synapses in the mouse brain from birth to old age and present the data as a community resource, the ...
Mélissa Cizeron   +6 more
semanticscholar   +1 more source

Proteomics of synapse [PDF]

open access: yesAnalytical and Bioanalytical Chemistry, 2006
Large-scale phosphoproteome analysis on synaptosome and preparation of post-synaptic density (PSD) were investigated. It was found that protein phosphor is a common event in the synapse, which is consistent with the presence of diverse classes of kinases and phosphatases in the synapse.
openaire   +4 more sources

Synaptic plasticity and cognitive function are disrupted in the absence of Lrp4. [PDF]

open access: yes, 2014
Lrp4, the muscle receptor for neuronal Agrin, is expressed in the hippocampus and areas involved in cognition. The function of Lrp4 in the brain, however, is unknown, as Lrp4-/- mice fail to form neuromuscular synapses and die at birth.
Burden, Steven J   +2 more
core   +1 more source

Ectopic localization of neural crest cells: etiological factor of scoliosis

open access: yesХирургия позвоночника, 2015
Objective. To identify cell phenotypes in vertebral body growth plates from patients with idiopathic scoliosis. Material and Methods. Cells were isolated from vertebral body growth plates both on convex and concave sides of the de- formity in 50 ...
Alla M. Zaidman   +6 more
doaj   +1 more source

Storage Capacity of Extremely Diluted Hopfield Model

open access: yes, 2004
The storage capacity of the extremely diluted Hopfield Model is studied by using Monte Carlo techniques. In this work, instead of diluting the synapses according to a given distribution, the dilution of the synapses is obtained systematically by ...
BURCU AKCAN   +2 more
core   +1 more source

State based model of long-term potentiation and synaptic tagging and capture [PDF]

open access: yes, 2009
Recent data indicate that plasticity protocols have not only synapse-specific but also more widespread effects. In particular, in synaptic tagging and capture (STC), tagged synapses can capture plasticity-related proteins, synthesized in response to ...
A Govindarajan   +50 more
core   +4 more sources

Gap junctions fine-tune ganglion cell signals to equalize response kinetics within a given electrically coupled array

open access: yesiScience
Summary: Retinal ganglion cells (RGCs) summate inputs and forward a spike train code to the brain in the form of either maintained spiking (sustained) or a quickly decaying brief spike burst (transient).
Gergely Szarka   +8 more
doaj   +1 more source

Heterosynaptic Plasticity and the Experience-Dependent Refinement of Developing Neuronal Circuits

open access: yesFrontiers in Neural Circuits, 2021
Neurons remodel the structure and strength of their synapses during critical periods of development in order to optimize both perception and cognition.
Kyle R. Jenks   +4 more
doaj   +1 more source

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