Results 31 to 40 of about 1,367 (175)

Neuropatia Amilóide: casos com diferentes graus de comprometimento clínico e eletrofisiológico

open access: yesHansenologia Internationalis, 2012
OBJETIVOS: Mostrar diferentes graus de comprometimento clínico e eletrofisiológico da neuropatia amilóide, para auxiliar na suspeição deste diagnóstico.
Márcia Jardim   +4 more
doaj  

Behavioral profile predicts ethanol preference in adolescent mice, but not in adults: A machine learning approach

open access: yesAlcohol, Clinical and Experimental Research, Volume 50, Issue 1, January 2026.
The present study reveals that adolescent behavioral phenotypes strongly predict ethanol preference in mice, while no predictive patterns emerged in adulthood. Machine learning analysis identified sucrose preference as a positive predictor and sociability as a negative predictor of alcohol intake, highlighting natural reward sensitivity and social ...
Liana C. L. Portugal   +8 more
wiley   +1 more source

Secondary bilateral synchrony due to fronto-mesial lesions: an invasive recording study [PDF]

open access: yesArquivos de Neuro-Psiquiatria, 1999
Frontal lobe epilepsies may present difficulties in focus localization in the pre-operative work-up for epilepsy surgery. This is specially true in patients with normal MRIs.
ARTHUR CUKIERT   +4 more
doaj   +1 more source

Discriminant Capacity of Geriatric‐Functional Assessment Among Patients With Heart Failure With Preserved and Reduced Ejection Fraction: The FUNNEL Study

open access: yesInternational Journal of Clinical Practice, Volume 2026, Issue 1, 2026.
Background It is a challenge to manage, assess and phenotype patients with heart failure (HF). These patients show cognitive, emotional and physical function impairment, which is associated with their prognosis. Objective This study aimed to assess the discriminant capacity of geriatric‐functional assessment among patients with HF with preserved (HFpEF)
Iván José Fuentes-Abolafio   +7 more
wiley   +1 more source

Estudo de neurofisiologia associado com modelos tridimensionais construídos durante o aprendizado

open access: yesBioscience Journal, 2008
O estudo das vias e estruturas do sistema neural apresenta seria dificuldade para o aprendizado dos discentes da area da saude, principalmente nos estudos neurofisiologicos e neuranatomicos.
Tales Alexandre Aversi-Ferreira   +4 more
doaj  

Resilience and Brain Changes in Long‐Term Ayahuasca Users: Insights From Psychometric and fMRI Pattern Recognition

open access: yesJournal of Magnetic Resonance Imaging, Volume 62, Issue 6, Page 1782-1790, December 2025.
ABSTRACT Background Ayahuasca is an Amazonian psychedelic brew that contains dimethyltryptamine (DMT) and beta carbolines. Prolonged use has shown changes in cognitive‐behavioral tasks, and in humans, there is evidence of changes in cortical thickness and an increase in neuroplasticity factors that could lead to modifications in functional neural ...
Lucas Rego Ramos   +2 more
wiley   +1 more source

Neuropatia amilóide: casos com diferentes graus de comprometimento clínico e eletrofisiológico

open access: yesHansenologia Internationalis, 2011
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Márcia Jardim   +4 more
doaj  

Alpha-Synuclein: From Early Synaptic Dysfunction to Neurodegeneration

open access: yesFrontiers in Neurology, 2018
Over the last two decades, many experimental and clinical studies have provided solid evidence that alpha-synuclein (α-syn), a small, natively unfolded protein, is closely related to Parkinson’s disease (PD) pathology.
Veronica Ghiglieri   +4 more
doaj   +1 more source

Phenotypical Differentiation of Tremor Using Time Series Feature Extraction and Machine Learning

open access: yesMovement Disorders, Volume 40, Issue 12, Page 2628-2640, December 2025.
Abstract Background The clinical diagnosis of tremor disorders depends on the interpretation of subtle movement characteristics, signs, and symptoms. Given the absence of a universally accepted biomarker, differentiation between essential tremor (ET) and tremor‐dominant Parkinson's disease (PD) frequently proves to be non‐trivial. Objective To identify
Verena Häring   +16 more
wiley   +1 more source

Involuntary Attention in Healthy Older Adults at Electroencephalographic Risk of Cognitive Decline: An ERP Study

open access: yesBrain and Behavior, Volume 15, Issue 10, October 2025.
This study compared the distraction event‐related potential between 25 older adults with excessive theta activity (risk group, RG) and 25 controls (CG). Participants underwent an auditory duration discrimination task with standard and deviant tones while an EEG was recorded to obtain ERPs.
Mauricio González‐López   +3 more
wiley   +1 more source

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