Results 31 to 40 of about 117,087 (348)

Temporal discrimination: Mechanisms and relevance to adult-onset dystonia [PDF]

open access: yes, 2017
Temporal discrimination is the ability to determine that two sequential sensory stimuli are separated in time. For any individual, the temporal discrimination threshold (TDT) is the minimum interval at which paired sequential stimuli are perceived as ...
Beck, Rebecca   +7 more
core   +1 more source

Bi-allelic JAM2 Variants Lead to Early-Onset Recessive Primary Familial Brain Calcification. [PDF]

open access: yes, 2020
Primary familial brain calcification (PFBC) is a rare neurodegenerative disorder characterized by a combination of neurological, psychiatric, and cognitive decline associated with calcium deposition on brain imaging. To date, mutations in five genes have
A. Athanasiou-Fragkouli   +86 more
core   +8 more sources

18F-fluorodeoxyglucose positron emission tomography and magnetic resonance imaging evaluation of chorea

open access: yesNeurology International, 2018
Chorea is thought to be caused by deactivation of the indirect pathway in the basal ganglia circuit. However, few imaging studies have evaluated the basal ganglia circuit in actual patients with chorea.
Nobuyuki Ishii   +5 more
doaj   +1 more source

Jules Bernard Luys: from a description of the subthalamic nucleus to hypnotism [PDF]

open access: yesArquivos de Neuro-Psiquiatria, 2020
The authors review the role of Jules Bernard Luys in the discovery of the subthalamic nucleus (STN) over 150 years ago. The relationships between the STN and movement disorders, particularly hemiballismus and Parkinson’s disease, are well known.
Alex Tiburtino MEIRA   +6 more
doaj   +1 more source

Dystonia: sparse synapses for D2 receptors in striatum of a DYT1 knock-out mouse model [PDF]

open access: yes, 2020
Dystonia pathophysiology has been partly linked to downregulation and dysfunction of dopamine D2 receptors in striatum. We aimed to investigate the possible morpho-structural correlates of D2 receptor downregulation in the striatum of a DYT1 Tor1a mouse ...
Biagioni, S.   +8 more
core   +1 more source

Immunological causes of obsessive-compulsive disorder: is it time for the concept of an “autoimmune OCD” subtype?

open access: yesTranslational Psychiatry, 2022
Obsessive-compulsive disorder (OCD) is a highly disabling mental illness that can be divided into frequent primary and rarer organic secondary forms. Its association with secondary autoimmune triggers was introduced through the discovery of Pediatric ...
Dominique Endres   +18 more
doaj   +1 more source

Cerebellar and basal ganglia structural connections in humans: Effect of aging and relation with memory and learning

open access: yesFrontiers in Aging Neuroscience, 2023
IntroductionThe cerebellum and basal ganglia were initially considered anatomically distinct regions, each connected via thalamic relays which project to the same cerebral cortical targets, such as the motor cortex. In the last two decades, transneuronal
Vineeth Radhakrishnan   +9 more
doaj   +1 more source

Neurotoxicity [PDF]

open access: yes, 2014
Neurotoxicity refers to the direct or indirect effect of chemicals that disrupt the nervous system of humans or animals. Numerous chemicals can produce neurotoxic diseases in humans, and many more are used as experimental tools to disturb or damage the ...
Brust   +15 more
core   +2 more sources

Involvement of the cortico-basal ganglia-thalamocortical loop in developmental stuttering [PDF]

open access: yes, 2019
Stuttering is a complex neurodevelopmental disorder that has to date eluded a clear explication of its pathophysiological bases. In this review, we utilize the Directions Into Velocities of Articulators (DIVA) neurocomputational modeling framework to ...
Chang, Soo-Eun, Guenther, Frank H.
core   +1 more source

Decline and fall:a biological, developmental, and psycholinguistic account of deliberative language processes and ageing [PDF]

open access: yes, 2011
Background: This paper reviews the role of deliberative processes in language: those language processes that require central resources, in contrast to the automatic processes of lexicalisation, word retrieval, and parsing.
Harley, Trevor A.   +2 more
core   +2 more sources

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