An integrated neuroimaging-omics approach for the gut-brain communication pathways in Alzheimer’s disease

Autor: Can Sheng, Wenying Du, Yuan Liang, Peng Xu, Qingqing Ding, Xue Chen, Shulei Jia, Xiaoni Wang
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Frontiers in Aging Neuroscience, Vol 15 (2023)
Druh dokumentu: article
ISSN: 1663-4365
DOI: 10.3389/fnagi.2023.1211979
Popis: A key role of the gut microbiota in the pathogenesis of neurodegenerative diseases, such as Alzheimer’s disease (AD), has been identified over the past decades. Increasing clinical and preclinical evidence implicates that there is bidirectional communication between the gut microbiota and the central nervous system (CNS), which is also known as the microbiota-gut-brain axis. Nevertheless, current knowledge on the interplay between gut microbiota and the brain remains largely unclear. One of the primary mediating factors by which the gut microbiota interacts with the host is peripheral metabolites, including blood or gut-derived metabolites. However, mechanistic knowledge about the effect of the microbiome and metabolome signaling on the brain is limited. Neuroimaging techniques, such as multi-modal magnetic resonance imaging (MRI), and fluorodeoxyglucose-positron emission tomography (FDG-PET), have the potential to directly elucidate brain structural and functional changes corresponding with alterations of the gut microbiota and peripheral metabolites in vivo. Employing a combination of gut microbiota, metabolome, and advanced neuroimaging techniques provides a future perspective in illustrating the microbiota-gut-brain pathway and further unveiling potential therapeutic targets for AD treatments.
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