Results 111 to 120 of about 17,568 (222)

Florzolotau (18F) retention is linked to neuropsychological performance in tauopathy

open access: yesAlzheimer's &Dementia, Volume 22, Issue 4, April 2026.
Abstract INTRODUCTION Florzolotau (18F) positron emission tomography visualizes three‐ and four‐repeat tau isoforms. We aimed to evaluate correlation of tau tracer retention with neuropsychological performance across the Alzheimer's disease (AD) continuum and non‐AD tauopathies.
Atsushi Shimizu   +24 more
wiley   +1 more source

Clinical and Biological Determinants of Longitudinal Cognitive Function in Patients With GBA1 Variants and Subthalamic Deep Brain Stimulation

open access: yesAnnals of Neurology, Volume 99, Issue 4, Page 976-988, April 2026.
Objective Whether cognitive decline in patients with Parkinson's disease (PD) carrying GBA1 variants is accelerated after subthalamic deep brain stimulation (STN‐DBS) remains controversial. Clarifying long‐term cognitive outcomes is essential for informed decision making.
Moritz A. Loeffler   +8 more
wiley   +1 more source

Trick or Treat: Unintentional Cannabis Intoxication From Edibles in a Preschool Child—A Case Report

open access: yesClinical Case Reports, Volume 14, Issue 4, April 2026.
Case report on a 5‐year‐old female patient presenting with various organic symptoms after consumption of tetrahydrocannabinol (THC)‐containing gummy bears. Icons provided by Servier Medical Art (https://smart.servier.com/), licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/).
Eileen Heiler   +4 more
wiley   +1 more source

The Brain‐Gut Axis in Parkinson's Disease Pathology

open access: yesComprehensive Physiology, Volume 16, Issue 2, April 2026.
Exposure to environmental toxins induces gut dysbiosis, increases intestinal epithelial barrier permeability, immune activation, and oxidative stress, promoting α‐syn misfolding and propagation. Brainstem DMV neurons exhibit α‐syn pathology, dysregulating neuronal excitability and vagal control of GI functions.
Kudret Selin Ozkaya   +1 more
wiley   +1 more source

Using FoxP2 to Distinguish Direct and Indirect Basal Ganglia Pathways for Vocal Learning in Songbirds

open access: yesDevelopmental Neurobiology, Volume 86, Issue 2, April 2026.
ABSTRACT The cortico‐basal ganglia pathways that mediate vocal learning in zebra finches (Taeniopygia guttata) are localized in parallel circuits formed by CORE and SHELL subregions. These circuits traverse a specialized region of the basal ganglia essential for vocal learning (Area X), which includes intermixed striatal and pallidal neurons.
Aditi Jagannathan   +2 more
wiley   +1 more source

The subthalamic nucleus, part II

open access: yes, 2008
Part II starts with a systemic model of the basal ganglia to evaluate the position of the STN in the direct, indirect and hyperdirect pathways. A summary of in vitro studies is given, describing STN spontaneous activity as well as responses to depolarizing and hyperpolarizing inputs, and high frequency stimulation.
Heida, Tjitske   +2 more
openaire   +1 more source

Axon Initial Segment: Structure, Biological Functions, Diseases, and Therapeutic Targets

open access: yesMedComm, Volume 7, Issue 4, April 2026.
The axon initial segment (AIS) is a specialized axonal domain critical for maintaining neuronal polarity, action potential initiation, and network stability. This review summarizes the necessary elements for maintaining AIS structure and plasticity, discussing crucial biological functions of AIS in neuronal signaling and the neural circuit homeostasis,
Dong‐Yan Song   +4 more
wiley   +1 more source

Subthalamic nucleus in patients with Parkinson's disease encodes changes and magnitude of applied force. [PDF]

open access: yesNPJ Parkinsons Dis
Olson J   +9 more
europepmc   +1 more source

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