Results 41 to 50 of about 451,157 (262)

Interactive Effects of Physical Activity and APOE-ε4 on BOLD Semantic Memory Activation in Healthy Elders [PDF]

open access: yes, 2010
Evidence suggests that physical activity (PA) is associated with the maintenance of cognitive function across the lifespan. In contrast, the apolipoproteinE-ε4 (APOE-ε4) allele, a genetic risk factor for Alzheimer\u27s disease (AD), is associated with ...
Antuono, Piero   +9 more
core   +2 more sources

Clustering Algorithm Reveals Dopamine‐Motor Mismatch in Cognitively Preserved Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore the relationship between dopaminergic denervation and motor impairment in two de novo Parkinson's disease (PD) cohorts. Methods n = 249 PD patients from Parkinson's Progression Markers Initiative (PPMI) and n = 84 from an external clinical cohort.
Rachele Malito   +14 more
wiley   +1 more source

Semantic Memory and its Relationship to Mental Wandering among Academically Struggling Students

open access: yesمجلة جامعة الأنبار للعلوم الإنسانية
Aims: This research aimed to investigate several key variables among academically struggling students. Specifically, it sought to: (1) assess the level of semantic memory; (2) identify gender-based differences in semantic memory (males vs.
Yassin Tarar Ghand, Ahmed Alwan Shebrem
doaj   +1 more source

Rigidity, Chaos and Integration: Hemispheric Interaction and Individual Differences in Metaphor Comprehension

open access: yesFrontiers in Human Neuroscience, 2014
Neurotypical individuals cope flexibly with the full range of semantic relations expressed in human language, including metaphoric relations. This impressive semantic ability may be associated with distinct and flexible patterns of hemispheric ...
Miriam eFaust   +2 more
doaj   +1 more source

Fluid Biomarkers of Disease Burden and Cognitive Dysfunction in Progressive Supranuclear Palsy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Identifying objective biomarkers for progressive supranuclear palsy (PSP) is crucial to improving diagnosis and establishing clinical trial and treatment endpoints. This study evaluated fluid biomarkers in PSP versus controls and their associations with regional 18F‐PI‐2620 tau‐PET, clinical, and cognitive outcomes.
Roxane Dilcher   +10 more
wiley   +1 more source

Semantic distances of WAIS Similarities word pairs in non-demented adults: An item-level index of semantic memory granularity

open access: yesBrain Research Bulletin
Innovative approaches to test scoring can help neuropsychologists detect subtle semantic memory alterations. We focussed on the Wechsler Adult Intelligence Scale Similarities (SIM) test and calculated an item-level score based on the ‘Leacock & ...
Matteo De Marco   +3 more
doaj   +1 more source

Concealed semantic and episodic autobiographical memory electrified

open access: yesFrontiers in Human Neuroscience, 2013
Electrophysiology-based concealed information tests (CIT) try to determine whether somebody possesses concealed information about a probe item by comparing event-related potentials (ERPs) between this item and comparison items (irrelevants). Although the
Giorgio eGanis   +4 more
doaj   +1 more source

Neurofeedback training improves episodic and semantic long-term memory performance

open access: yesScientific Reports, 2021
Understanding and improving memory are vital to enhance human life. Theta rhythm is associated with memory consolidation and coding, but the trainability and effects on long-term memory of theta rhythm are unknown.
Yu-Hsuan Tseng   +2 more
doaj   +1 more source

Survival of the selfish: contrasting self-referential and survival-based encoding [PDF]

open access: yes, 2013
Processing information in the context of personal survival scenarios elicits a memory advantage, relative to other rich encoding conditions such as self-referencing.
Brady-Van den Bos, Mirjam   +3 more
core   +3 more sources

A physiological marker of recognition memory in adults with autism spectrum disorder? The Pupil Old/New Effect [PDF]

open access: yes, 2020
This study investigated the pupil Old/New effect in individuals with Autism Spectrum Disorder (ASD) and typical development (TD). Participants studied verbal and visual meaningful and meaningless materials in black and white on a computer screen.
Bowler, D. M., Gaigg, S. B., Ring, M.
core   +1 more source

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