Results 21 to 30 of about 117,260 (330)

Extrastriatal dopaminergic circuits of the basal ganglia

open access: yesFrontiers in Neuroanatomy, 2010
The basal ganglia are comprised of the striatum, the external and internal segment of the globus pallidus (GPe and GPi, respectively), the subthalamic nucleus (STN), and the substantia nigra pars compacta and reticulata (SNc and SNr, respectively ...
Karen Suzanne Rommelfanger   +2 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

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

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

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

Effects of traumatic brain injury on cognitive functioning and cerebral metabolites in HIV-infected individuals. [PDF]

open access: yes, 2011
We explored the possible augmenting effect of traumatic brain injury (TBI) history on HIV (human immunodeficiency virus) associated neurocognitive complications.
Atkinson, J Hampton   +17 more
core   +3 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

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