Results 21 to 30 of about 421,764 (140)

Neural reactivations during sleep determine network credit assignment. [PDF]

open access: yes, 2017
A fundamental goal of motor learning is to establish the neural patterns that produce a desired behavioral outcome. It remains unclear how and when the nervous system solves this 'credit assignment' problem.
Bodepudi, Anitha   +4 more
core   +3 more sources

Agrin isoforms and their role in synaptogenesis [PDF]

open access: yes, 1992
Agrin is thought to mediate the motor neuron-induced aggregation of synaptic proteins on the surface of muscle fibers at neuromuscular junctions. Recent experiments provide direct evidence in support of this hypothesis, reveal the nature of agrin ...
Escher, Gérard   +6 more
core   +1 more source

Motor neurons and the generation of spinal motor neuron diversity [PDF]

open access: yesFrontiers in Cellular Neuroscience, 2014
Motor neurons (MNs) are neuronal cells located in the central nervous system (CNS) controlling a variety of downstream targets. This function infers the existence of MN subtypes matching the identity of the targets they innervate. To illustrate the mechanism involved in the generation of cellular diversity and the acquisition of specific identity, this
openaire   +3 more sources

Neuronal Development: Sorting out Motor Neurons [PDF]

open access: yesCurrent Biology, 2002
In the developing spinal cord, motor neurons become segregated into important functional units termed motor pools. Now it has been discovered that repertoires of cadherin surface molecules play key roles in motor pool sorting.
openaire   +2 more sources

Dissociation of structural and functional integrities of the motor system in amyotrophic lateral sclerosis and behavioral-variant frontotemporal dementia [PDF]

open access: yes, 2016
Background and Purpose: This study investigated the structural and functional changes in the motor system in amyotrophic lateral sclerosis (ALS; n=25) and behavioral-variant fronto-temporal dementia (bvFTD; n=17) relative to healthy controls (n=37 ...
Bae, Jong Seok   +9 more
core   +2 more sources

Amyotrophic Lateral Sclerosis [PDF]

open access: yes, 2019
The word amyotrophic is derived from Greek, and means “without nourishment to muscles”, lateral means to the sides and sclerosis means hardened (“What is ALS?,” n.d.).
Georgetson, Anastasia M.
core   +1 more source

Identification of pathways of degeneration and protection in motor neuron diseases [PDF]

open access: yes, 2017
Motor neuron diseases preferentially affect specific neuronal populations with distinct clinical features even if disease-causing genes are expressed in many cell types. In spinal muscular atrophy (SMA), somatic motor neurons are selectively vulnerable
Nichterwitz, Susanne
core   +1 more source

Cortically evoked motor responses in patients with Xp22.3-linked Kallmann's syndrome and in female gene carriers [PDF]

open access: yes, 1992
Patients with Kallmann's syndrome show hypothalamic hypogonadism, hyposmia, and congenital mirror movements. As a correlate, a defect of gonadotropic neuron migration into the brain was recently detected. Considering abnormal outgrowth of neurons also as
Aizawa   +33 more
core   +1 more source

Identification of Alternative Transcription Start Sites that Generate Neuron-Specific nhsl1b Isoform that Regulates Neuron Migration [PDF]

open access: yes, 2020
Identification of Alternative Transcription Start Sites that Generate Neuron-Specific nhsl1b Isoform that Regulates Neuron Migration Abanoub Bector, Depts. of Biology and Chemistry, with Dr. Sarah Golding, Dept.
Bector, Abanoub
core   +1 more source

Diagnosing motor neurone disease [PDF]

open access: yesBMJ, 1996
Advanced motor neurone disease is easily recognised. Progressively worsening dysphagia and dysarthria, and widespread wasting and weakness of the limbs with hyperactive reflexes in a corresponding wasted myotome in the absence of other neurological signs are unmistakable features.
openaire   +2 more sources

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