Results 21 to 30 of about 67,112 (202)

Defining the Prion Type of Fatal Familial Insomnia [PDF]

open access: yes, 2021
Fatal familial insomnia (FFI) belongs to the genetic human transmissible spongiform encephalopathies (TSE), such as genetic Creutzfeldt-Jakob disease (CJD) or Gerstmann-StraeusslerScheinker syndrome (GSS).
Jürgens-Wemheuer, Wiebke   +2 more
core   +1 more source

Amisulpride and l‐DOPA modulate subcortical brain nuclei connectivity in resting‐state pharmacologic magnetic resonance imaging

open access: yesHuman Brain Mapping, Volume 41, Issue 7, Page 1806-1818, May 2020., 2020
Abstract The precise understanding of the dopaminergic (DA) system and its pharmacological modifications is crucial for diagnosis and treatment of neuropsychiatric disorders, as well as for understanding basic processes, such as motivation and reward. We probed the functional connectivity (FC) of subcortical nuclei related to the DA system according to
Oliver Grimm   +6 more
wiley   +1 more source

Uneaja piiramine häirib kognitiivset funktsiooni ja on terviserisk [PDF]

open access: yes, 2009
Igale arstile meenub juhtumeid, kui valvetöö tõttu magamata öö järel on patsiendiga suhtlemine raskendatud, otsustuste tegemine ebatõhus, ärritunud patsiendiga suhtlemisel enese vaoshoidmine raskem.
Linnamägi, Ülla, Sabre, Liis
core   +2 more sources

Adolescent brain maturation and cortical folding: evidence for reductions in gyrification [PDF]

open access: yes, 2014
Evidence from anatomical and functional imaging studies have highlighted major modifications of cortical circuits during adolescence. These include reductions of gray matter (GM), increases in the myelination of cortico-cortical connections and changes ...
A Fornito   +73 more
core   +4 more sources

Finding the best clearing approach - Towards 3D wide-scale multimodal imaging of aged human brain tissue [PDF]

open access: yes, 2022
The accessibility of new wide-scale multimodal imaging techniques led to numerous clearing techniques emerging over the last decade. However, clearing mesoscopic-sized blocks of aged human brain tissue remains an extremely challenging task.
Arendt, Thomas   +8 more
core   +4 more sources

Dissociating anticipation from perception: Acute pain activates default mode network. [PDF]

open access: yes, 2013
Few studies have explored the effect of acute pain on attentional networks and on the default mode network. Moreover, these studies convey conflicting results, seemingly caused by design.
A. Ter Minassian   +5 more
core   +2 more sources

Are You Being Rejected or Excluded? Insights from Neuroimaging Studies Using Different Rejection Paradigms [PDF]

open access: yes, 2012
Rejection sensitivity is the heightened tendency to perceive or anxiously expect disengagement from others during social interaction. There has been a recent wave of neuroimaging studies of rejection.
Premkumar, P
core   +1 more source

Alternation of amplitude of low⁃frequency fluctuation and functional connectivity in the patients of Parkinson's disease with working memory impairment: a resting⁃state fMRI study

open access: yesChinese Journal of Contemporary Neurology and Neurosurgery, 2020
Objective To explore the characteristics of resting⁃state amplitude of low⁃frequency fluctuation (ALFF) and functional connectivity (FC) in patients with Parkinson's disease (PD) and working memory impairment, and to explore its correlation with ...
Wei⁃wen ZHANG   +5 more
doaj  

Use of diffusion spectrum imaging in preliminary longitudinal evaluation of amyotrophic lateral sclerosis: Development of an imaging biomarker [PDF]

open access: yes, 2014
Previous diffusion tensor imaging (DTI) studies have shown white matter pathology in amyotrophic lateral sclerosis (ALS), predominantly in the motor pathways.
Abhinav, K   +7 more
core   +2 more sources

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