Results 51 to 60 of about 123,545 (372)

On the Topological Characterization of Near Force-Free Magnetic Fields, and the work of late-onset visually-impaired Topologists [PDF]

open access: yes, 2015
The Giroux correspondence and the notion of a near force-free magnetic field are used to topologically characterize near force-free magnetic fields which describe a variety of physical processes, including plasma equilibrium.
Kotiuga, P. Robert
core   +2 more sources

No evidence for a difference in lateralization and distinctiveness level of transcranial magnetic stimulation-derived cortical motor representations over the adult lifespan

open access: yesFrontiers in Aging Neuroscience, 2022
This study aimed to investigate the presence and patterns of age-related differences in TMS-based measures of lateralization and distinctiveness of the cortical motor representations of two different hand muscles.
Melina Hehl   +8 more
doaj   +1 more source

Moderators, mediators and nonspecific predictors of outcome after cognitive rehabilitation of executive functions in a randomised controlled trial [PDF]

open access: yes, 2017
Moderators, mediators and nonspecific predictors of treatment after cognitive rehabilitation of executive functions in a randomised controlled trial Objective: To explore moderators, mediators and nonspecific predictors of executive functioning after ...
Evans, Jonathan   +5 more
core   +1 more source

The impact of acupuncture on neuroplasticity after ischemic stroke: a literature review and perspectives

open access: yesFrontiers in Cellular Neuroscience, 2022
Ischemic stroke is common in the elderly, and is one of the main causes of long-term disability worldwide. After ischemic stroke, spontaneous recovery and functional reconstruction take place. These processes are possible thanks to neuroplasticity, which
Siru Qin   +10 more
semanticscholar   +1 more source

Short-term availability of adult-born neurons for memory encoding

open access: yesNature Communications, 2019
Olfactory bulb neurogenesis raises the question of how persistent olfactory memories are retained while remaining flexible to encode new memories. Here, the authors show that new neurons can only support a single odor memory within their critical period ...
Jérémy Forest   +8 more
doaj   +1 more source

The Segregated Expression of Voltage-Gated Potassium and Sodium Channels in Neuronal Membranes: Functional Implications and Regulatory Mechanisms

open access: yesFrontiers in Cellular Neuroscience, 2017
Neurons are highly polarized cells with apparent functional and morphological differences between dendrites and axon. A critical determinant for the molecular and functional identity of axonal and dendritic segments is the restricted expression of ...
Jeffrey Lopez-Rojas   +4 more
doaj   +1 more source

Neuroplasticity in cognitive and psychological mechanisms of depression: An integrative model

open access: yesMolecular Psychiatry, 2019
Chronic stress and depressive-like behaviors in basic neuroscience research have been associated with impairments of neuroplasticity, such as neuronal atrophy and synaptic loss in the medial prefrontal cortex (mPFC) and hippocampus.
R. Price, R. Duman
semanticscholar   +1 more source

Appropriate exercise level attenuates gut dysbiosis and valeric acid increase to improve neuroplasticity and cognitive function after surgery in mice

open access: yesMolecular Psychiatry, 2021
Postoperative cognitive dysfunction (POCD) affects the outcome of millions of patients each year. Aging is a risk factor for POCD. Here, we showed that surgery induced learning and memory dysfunction in adult mice.
Zhongmeng Lai   +5 more
semanticscholar   +1 more source

Neuroplasticity related to chronic pain and its modulation by microglia

open access: yesInflammation and Regeneration, 2022
Neuropathic pain is often chronic and can persist after overt tissue damage heals, suggesting that its underlying mechanism involves the alteration of neuronal function.
Shin-ichiro Hiraga   +3 more
semanticscholar   +1 more source

Microglia Depletion-Induced Remodeling of Extracellular Matrix and Excitatory Synapses in the Hippocampus of Adult Mice

open access: yesCells, 2021
The extracellular matrix (ECM) plays a key role in synaptogenesis and the regulation of synaptic functions in the central nervous system. Recent studies revealed that in addition to dopaminergic and serotoninergic neuromodulatory systems, microglia also ...
Luisa Strackeljan   +6 more
doaj   +1 more source

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