Results 141 to 150 of about 526,321 (280)

Distinctly altered TRPC3 and TRPC6 expression patterns in human Alzheimer's disease cortex and hippocampus

open access: yesBrain Pathology, EarlyView.
Divergent remodeling of TRPC channels occurs in Alzheimer's disease, with TRPC3 increased in neurons and reactive astrocytes and TRPC6 reduced in pyramidal neurons. These alterations may contribute to calcium dysregulation, neuroinflammation, and synaptic dysfunction during AD progression.
Xingyong Chen   +8 more
wiley   +1 more source

Clinicopathological and molecular heterogeneity of amyloid‐β in unnatural deaths under 70 years: A forensic autopsy–based study

open access: yesBrain Pathology, EarlyView.
This study investigates amyloid‐beta (Aβ) pathology in a forensic autopsy cohort of relatively young individuals (40–69 years). Using detailed immunohistochemical analyses of multiple Aβ species, we demonstrate marked regional and molecular heterogeneity, particularly within the striatum.
Shojiro Ichimata   +4 more
wiley   +1 more source

The immunological landscape of the area postrema in neuromyelitis optica spectrum disorders

open access: yesBrain Pathology, EarlyView.
Aquaporin‐4 antibody‐positive neuromyelitis spectrum disorder is characterized by large tissue destructive lesions in medulla, spinal cord, and optic nerves, with only partial recovery from clinical symptoms, and by lesions with very little tissue destruction and mostly complete recovery from clinical symptoms, as seen in the area postrema ...
Qian Yu   +11 more
wiley   +1 more source

Bioengineered microbiotic levodopa therapy improves cognition and reduces pathology in a rat model of Alzheimer's disease

open access: yesBritish Journal of Pharmacology, EarlyView.
Background and Purpose Degeneration of the pontine noradrenergic and midbrain dopaminergic systems contributes to cognitive‐behavioural disturbances during the prodromal stages of Alzheimer's disease (AD). We developed a genetically engineered, programmable probiotic Escherichia coli Nissle 1917 strain (EcNrhaL‐DOPA) capable of producing L‐3,4 ...
Mona Abdelhamid   +9 more
wiley   +1 more source

Safety, Tolerability, Pharmacokinetics and Exploratory Pharmacodynamics of Melanin‐Concentrating Hormone Receptor‐1 Antagonist RGH‐706 in Healthy and Overweight or Obese Men

open access: yesDiabetes, Obesity and Metabolism, EarlyView.
ABSTRACT Aim This Phase 1 program evaluated the safety, tolerability, pharmacokinetics and exploratory pharmacodynamics of the novel melanin‐concentrating hormone receptor‐1 antagonist RGH‐706. Methods Study A was a first‐in‐man, randomized trial comprising a double‐blind, placebo‐controlled single‐ascending‐dose part (0.1–162.5 mg) and a two‐way ...
Thomas Brevig   +10 more
wiley   +1 more source

Newly identified human aminoacyl‐tRNA synthetase complex interacting multifunctional protein 2 (AIMP2) loss‐of‐function mutations cause neurodevelopmental defects linked to cell death in a zebrafish model

open access: yesThe FEBS Journal, EarlyView.
Human AIMP2 mutations lead to severe neurodevelopmental defects and brain atrophy. Using patient‐derived fibroblasts from two individuals, we show decreased AIMP2 protein levels and overall protein synthesis. In a zebrafish loss‐of‐function model, the lack of AIMP2 leads to an increase in cell death and results in smaller brains.
Patrick Mullen   +10 more
wiley   +1 more source

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