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Integrating Pathophysiology in Migraine: Role of the Gut Microbiome and Melatonin
1CRC Scotland & London, Eccleston Square, London, United Kingdom.
Background:
The pathoetiology and pathophysiology of migraine are widely accepted as unknown.
Methods:
The current article reviews the wide array of data associated with the biological underpinnings of migraine and provides a framework that integrates previously disparate bodies of data.
Results:
The importance of alterations in stress- and pro-inflammatory cytokine- induced gut dysbiosis, especially butyrate production, are highlighted. This is linked to a decrease in the availability of melatonin, and a relative increase in the N-acetylserotonin/melatonin ratio, which has consequences for the heightened glutamatergic excitatory transmission in migraine. It is proposed that suboptimal mitochondria functioning and metabolic regulation drive alterations in astrocytes and satellite glial cells that underpin the vasoregulatory and nociceptive changes in migraine.
Conclusion:
This provides a framework not only for classical migraine associated factors, such as calcitonin-gene related peptide and serotonin, but also for wider factors in the developmental pathoetiology of migraine. A number of future research and treatment implications arise, including the clinical utilization of sodium butyrate and melatonin in the management of migraine.
Insights
Migraine pathophysiology may involve gut dysbiosis, altered melatonin levels, and impaired mitochondrial function. These factors contribute to heightened brain excitation and vasoregulatory changes, suggesting new treatment avenues like sodium butyrate and melatonin.
Area of Science:
- Neuroscience
- Gastroenterology
- Metabolic research
Background:
- The exact pathoetiology and pathophysiology of migraine remain largely unknown.
- Existing research presents disparate data on migraine's biological underpinnings.
Purpose of the Study:
- To review existing data on the biological basis of migraine.
- To propose an integrated framework for understanding migraine's complex mechanisms.
Main Methods:
- Comprehensive review of scientific literature on migraine.
- Integration of diverse data sets to form a cohesive biological framework.
Main Results:
- Gut dysbiosis, particularly reduced butyrate production, is linked to migraine.
- Decreased melatonin availability and an increased N-acetylserotonin/melatonin ratio contribute to glutamatergic hyperactivity.
- Mitochondrial dysfunction and metabolic dysregulation impact astrocytes and glial cells, affecting vasoregulation and nociception.
Conclusions:
- The proposed framework integrates known migraine factors (e.g., CGRP, serotonin) with broader developmental aspects.
- Potential therapeutic strategies include the clinical use of sodium butyrate and melatonin for migraine management.
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