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Xanthohumol Protects Against Neuronal Excitotoxicity and Mitochondrial Dysfunction in APP/PS1 Mice: An Omics-Based
Fei-Fei Hu1,2, Shi-Yao Pan1,2, Jin-Yu Chu1,2
1Hubei Provincial Clinical Research Center for Alzheimer's Disease, Wuhan University of Science and Technology, Wuhan 430065, China.
Nutrients
|November 9, 2024
Summary
Xanthohumol, a compound from hops, shows promise in Alzheimer's disease (AD) by improving brain cell function and energy production. It also helps regulate glutamate levels, suggesting potential for AD treatment.
Area of Science:
- Neuroscience
- Biochemistry
- Pharmacology
Background:
- Alzheimer's disease (AD) involves early neuronal excitotoxicity and metabolic decline.
- Xanthohumol, a hop flavonoid, previously showed potential in preventing AD-related memory deficits in mice.
- Mechanisms underlying xanthohumol's effects in AD require elucidation.
Purpose of the Study:
- To investigate the molecular and metabolic mechanisms of xanthohumol in an Alzheimer's disease mouse model.
- To explore xanthohumol's impact on hippocampal proteome, serum metabolome, and gut microbiome.
Main Methods:
- Utilized APP/PS1 mouse model of Alzheimer's disease.
- Employed advanced omics techniques (proteomics, metabolomics, microbiome analysis).
- Administered xanthohumol to assess its effects on AD pathology.
Main Results:
- Xanthohumol reduced key glutamate receptor overexpression in the young AD hippocampus.
- Enhanced ATP synthesis and mitophagy were observed in the hippocampus.
- Systemic effects included decreased glutamate synthesis in blood and intestines.
Conclusions:
- Xanthohumol demonstrates multifaceted mechanisms for mitigating Alzheimer's disease pathology.
- Findings highlight xanthohumol's potential as a preventive or therapeutic agent for AD.
- Further research into xanthohumol's neuroprotective and metabolic effects is warranted.
