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Gut microbiome effects on neuronal excitability & activity: Implications for epilepsy
Henry Darch1, Cian P McCafferty1
1Department of Anatomy & Neuroscience, University College Cork, Ireland; APC Microbiome, Ireland.
Neurobiology of Disease
|January 16, 2022
Summary
The gut microbiome influences brain function, including epilepsy. This review explores how gut bacteria directly and indirectly affect neuronal excitability in epilepsy, highlighting the need for further research.
Area of Science:
- Neuroscience
- Microbiology
- Gastroenterology
Background:
- The gut microbiome significantly impacts brain functions and neurological disorders.
- Emerging evidence links the gut microbiome to epilepsy, a condition characterized by neuronal hyperexcitability.
Purpose of the Study:
- To review the current evidence on the relationship between the gut microbiome and neuronal excitability in epilepsy.
- To focus on direct, causal effects of the microbiome on neuronal activity and indirect host interactions.
Main Methods:
- Literature review of studies investigating the gut microbiome-brain axis in the context of epilepsy.
- Analysis of evidence for direct and indirect mechanisms of microbiome influence on neuronal excitability.
Main Results:
- The gut microbiome can modulate neuronal excitability, potentially influencing epilepsy.
- Both direct microbial actions and indirect host-mediated interactions are implicated.
- Several common themes emerge, but specific mechanistic principles remain elusive.
Conclusions:
- A complex interplay exists between the gut microbiome and neuronal excitability in epilepsy.
- Further research is essential to elucidate the precise mechanisms and contributing factors.
- Understanding these interactions may offer novel therapeutic strategies for epilepsy.
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