Related Experiment Video
Updated: Nov 10, 2025

Intracerebroventricular Delivery of Gut-Derived Microbial Metabolites in Freely Moving Mice
Published on: June 2, 2022
Gut Microbiota Interaction with the Central Nervous System throughout Life
Jorge Ojeda1, Ariel Ávila2, Pía M Vidal1
1Neuroimmunology and Regeneration of the Central Nervous System Unit, Biomedical Science Research Laboratory, Basic Sciences Department, Faculty of Medicine, Universidad Católica de la Santísima Concepción, Concepción 4090541, Chile.
The gut microbiome influences brain health and disease through the gut-brain axis. Modulating gut bacteria may offer new therapeutic strategies for neurological disorders.
Area of Science:
- Neuroscience
- Microbiology
- Gastroenterology
Background:
- Emerging evidence links gut microbiota to neurodevelopmental and neurodegenerative diseases.
- The gut-brain axis involves communication pathways like the vagus nerve and microbial metabolites.
- Gut dysbiosis, an imbalance in microbial communities, is implicated in disease pathogenesis.
Purpose of the Study:
- To review recent literature on the gut microbiome's role in neurological disorders.
- To explore therapeutic strategies targeting gut microbiota modulation.
- Focus on findings from animal model studies.
Main Methods:
- Literature review of recent scientific publications.
- Analysis of studies investigating gut microbiome composition and neurological conditions.
- Examination of therapeutic interventions in animal models.
Main Results:
- Gut microbiota composition significantly impacts the onset and progression of neurological diseases.
- Dysbiosis is frequently observed in neurodevelopmental and neurodegenerative conditions.
- Animal studies show potential for microbiota modulation as a therapeutic avenue.
Conclusions:
- The gut microbiome is a critical factor in brain health and disease.
- Targeting gut bacteria presents promising therapeutic possibilities for neurological disorders.
- This rapidly evolving field requires continued research, particularly in human studies.
Related Concept Videos
Anatomy of the Intestines
Small Intestines
The small intestine is an ~7 meter-long tube with an inner diameter of just 2.5 cm. Since most nutrients are absorbed here, the inner lining of the...
Physiology of Enteric Nervous System and Gut Health
Enteric Nervous System: Regulation of GI Motor Activity
During periods of fasting, the ENS initiates the migrating myoelectric complex, a...
Bacterial Flora of the Large Intestine
The normal gut flora of the colon plays a critical role in generating essential vitamins such as vitamins K, B5, and B7.
Neural Regulation
Nerve Supply of the GI Tract
The enteric nervous system consists of two major plexuses: the myenteric plexus (Auerbach's plexus) and the submucosal plexus (Meissner's plexus). These plexuses are located within the layers of...

