Results 41 to 50 of about 1,924 (168)

The Role of Nootropic Supplements in Sports: Enhancing Cognitive and Physical Performance Simultaneously

open access: yesFood Science &Nutrition, Volume 14, Issue 5, May 2026.
The review examines the nootropic effects of substances used in sports through their impact on neurotransmission, neuroendocrine control, energy production, synaptic plasticity, and neurovascular connections. The four key neurotransmitters dopamine, acetylcholine, serotonin, and GABA function to control motivation, attention, fatigue perception, and ...
Zheng Yi
wiley   +1 more source

Exploring Linalool‐Based Phytotherapy for Excitatory/Inhibitory Imbalance in Alzheimer's Disease: A Review of Lavender and Cannabis Therapeutic Effects on Sleep, Seizures, and Cognition

open access: yesPhytotherapy Research, Volume 40, Issue 5, Page 2604-2631, May 2026.
Schematic overview of the proposed neuromodulatory actions of linalool in Alzheimer's disease. Through multi‐target effects on oxidative stress, amyloid aggregation, GABAergic and glutamatergic signaling, linalool may restore excitatory/inhibitory balance.
Ilaria Piccialli   +4 more
wiley   +1 more source

In vivo Volumetric, DTI and 1H MRS Rat Brain Protocol for Monitoring Early Neurodegeneration and Efficacy of the Used Therapy

open access: yesMeasurement Science Review, 2023
The aim of our study was to develop a multimodal experimental protocol for in vivo imaging and metabolic parameters (MRI, DTI and 1H MRS) in an animal model of neurodegeneration. We have successfully developed the protocol for simultaneous DTI/MRI/1H MRS
Tvrdík Tomáš   +6 more
doaj   +1 more source

Recent Advances in Carbonyl–Olefin and Carbonyl–Alkyne Metathesis Reactions

open access: yesChemistryEurope, Volume 4, Issue 4, April 2026.
Carbonyl–olefin and carbonyl–alkyne metathesis enable atom‐economic C–C bond formation beyond classical olefin metathesis. This review highlights recent advances in photochemical, Lewis‐acid, Brønsted‐acid, and organocatalytic strategies, mechanistic insights, and synthetic applications, showcasing carbonyl metathesis as a versatile platform for modern
Komal Kalonia   +2 more
wiley   +1 more source

Rapid HPLC-ESI-MS/MS Analysis of Neurotransmitters in the Brain Tissue of Alzheimer’s Disease Rats before and after Oral Administration of Xanthoceras sorbifolia Bunge

open access: yesMolecules, 2018
In order to explore the potential therapeutic effect of Xanthoceras sorbifolia Bunge. against Alzheimer’s disease, an HPLC-MS/MS method has been developed and validated for simultaneous determination in rat brain of eight neurotransmitters ...
Zheng Sun, Qing Li, Kaishun Bi
doaj   +1 more source

The Cholinesterase Inhibitory Properties of Stephaniae Tetrandrae Radix

open access: yesMolecules, 2020
Stephaniae tetrandrae radix (STR) is a commonly used traditional Chinese medicine in alleviating edema by inducing diuresis. In the clinic, STR extracts or its components are widely used in the treatment of edema, dysuria, and rheumatism for the ...
Xiang-Peng Kong   +7 more
doaj   +1 more source

Alzheimer's disease drug development pipeline: 2026

open access: yesAlzheimer's &Dementia: Translational Research &Clinical Interventions, Volume 12, Issue 2, April/June 2026.
Abstract INTRODUCTION Discovery and development of new therapies for Alzheimer's disease (AD) are urgently needed to address the world's growing population of individuals on the AD pathophysiological continuum. Clinicaltrials.gov is a resource for studying drugs in development for treatment of AD. RESULTS There are currently 158 drugs in 192 AD trials.
Jeffrey L. Cummings   +6 more
wiley   +1 more source

Neuronutraceuticals for Alzheimer's Disease Treatment: A Systematic Review of Randomised Controlled Trials Over the Last 20 Years

open access: yesPhytochemicals in Food and Medicine, Volume 1, Issue 1, March 2026.
This PROSPERO‐registered review analysed 37 RCTs on neuronutraceuticals for Alzheimer's disease. Despite diverse targets—amyloid/tau, inflammation, oxidative stress, metabolism, synaptic plasticity, cholinergic and hormonal—the evidence was of low quality. RoB2 flagged attrition (86.5%) and reporting bias (81%). Current data do not support clinical use;
Mehmet Akif Topcuoglu, Esen Saka
wiley   +1 more source

Muscarinic receptors in the rat ovary are involved in follicular development but not in steroid secretion

open access: yesPhysiological Reports, 2022
Acetylcholine (ACh) may be involved in the regulation of ovarian functions. A previous systemic study in rats showed that a 4‐week, intrabursal local delivery of the ACh‐esterase blocker Huperzine‐A increased intraovarian ACh levels and changed ovarian ...
Fernanda C. Cuevas   +8 more
doaj   +1 more source

Rapid Structural Analysis of Natural Products Using MicroED

open access: yesSmall, Volume 22, Issue 15, 12 March 2026.
The cryoEM method, MicroED used for rapid analysis and structure determination of natural products that remained unattainable by other structural biology methods ABSTRACT Structural analysis of natural products remains challenging due to their inherent complexity and limited availability.
Jieye Lin   +3 more
wiley   +1 more source

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