Results 11 to 20 of about 1,092,184 (348)

All-optical physiology resolves a synaptic basis for behavioral timescale plasticity

open access: yesCell, 2023
SUMMARY Learning has been associated with modifications of synaptic and circuit properties, but the precise changes storing information in mammals have remained largely unclear.
Linlin Z. Fan   +13 more
exaly   +2 more sources

The AMPA Receptor Code of Synaptic Plasticity

open access: yesNeuron, 2018
Changes in the properties and post-synaptic abundance of AMPA-type glutamate receptors (AMPARs) are major mechanisms underlying various forms of synaptic plasticity, including long-term potentiation (LTP), long-term depression (LTD), and homeostatic ...
Graham H Diering, Richard L. Huganir
exaly   +2 more sources

Modulation of Autophagy by BDNF Underlies Synaptic Plasticity

open access: yesCell Metabolism, 2017
Autophagy is crucial for neuronal integrity. Loss of key autophagic components leads to progressive neurodegeneration and structural defects in pre- and postsynaptic morphologies. However, the molecular mechanisms regulating autophagy in the brain remain
Kyriaki Sidiropoulou   +2 more
exaly   +2 more sources

Synaptic plasticity [PDF]

open access: yesCurrent Biology, 1998
Animals live in an ever-changing environment to which they must continuously adapt. Adaptation in the nervous system occurs at every level, from ion channels and synapses to single neurons and whole networks. It operates in many different forms and on many time scales.
Stevens, Charles F, Sullivan, Jane
openaire   +3 more sources

Sustained postsynaptic kainate receptor activation downregulates AMPA receptor surface expression and induces hippocampal LTD

open access: yesiScience, 2021
Summary: It is well established that long-term depression (LTD) can be initiated by either NMDA or mGluR activation. Here we report that sustained activation of GluK2 subunit-containing kainate receptors (KARs) leads to α-amino-3-hydroxy-5-methyl-4 ...
Jithin D. Nair   +8 more
doaj   +1 more source

Oxidative Stress in Depression: The Link with the Stress Response, Neuroinflammation, Serotonin, Neurogenesis and Synaptic Plasticity

open access: yesAntioxidants, 2023
Depression is a prevalent, complex, and highly debilitating disease. The full comprehension of this disease is still a global challenge. Indeed, relapse, recurrency, and therapeutic resistance are serious challenges in the fight against depression ...
A. S. Correia, A. Cardoso, N. Vale
semanticscholar   +1 more source

Microglia regulation of synaptic plasticity and learning and memory

open access: yesNeural Regeneration Research, 2021
Microglia are the resident macrophages of the central nervous system. Microglia possess varied morphologies and functions. Under normal physiological conditions, microglia mainly exist in a resting state and constantly monitor their microenvironment and ...
Jessica Cornell   +3 more
semanticscholar   +1 more source

GluK2 Q/R editing regulates kainate receptor signaling and long-term potentiation of AMPA receptors

open access: yesiScience, 2023
Summary: Q/R editing of the kainate receptor (KAR) subunit GluK2 radically alters recombinant KAR properties, but the effects on endogenous KARs in vivo remain largely unexplored.
Jithin D. Nair   +6 more
doaj   +1 more source

Reduction in the activity of VTA/SNc dopaminergic neurons underlies aging-related decline in novelty seeking

open access: yesCommunications Biology, 2023
Curiosity, or novelty seeking, is a fundamental mechanism motivating animals to explore and exploit environments to improve survival, and is also positively associated with cognitive, intrapersonal and interpersonal well-being in humans.
Qiang Shan   +4 more
doaj   +1 more source

Synaptic plasticity and mental health: methods, challenges and opportunities

open access: yesNeuropsychopharmacology, 2022
Activity-dependent synaptic plasticity is a ubiquitous property of the nervous system that allows neurons to communicate and change their connections as a function of past experiences.
L. Appelbaum   +3 more
semanticscholar   +1 more source

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