DiscoverThe mindbodygreen Podcast577: The gut-brain axis, inflammation, & fecal transplants | Charles Akle, M.D.
577: The gut-brain axis, inflammation, & fecal transplants | Charles Akle, M.D.

577: The gut-brain axis, inflammation, & fecal transplants | Charles Akle, M.D.

Update: 2025-01-26
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This podcast episode features Dr. Charles Akel discussing the gut microbiome's impact on health, immunity, and the gut-brain axis. It explores how modern lifestyles negatively affect microbiome diversity, leading to increased inflammation and disease. The episode covers the hygiene hypothesis, the surprising finding that diet only accounts for 3% of microbiome variation, and the role of environmental factors. Fecal transplants and their efficacy are discussed, along with the limitations of current microbiome testing methods. The podcast also details IMI, a unique immune-supporting supplement utilizing a specific Mycobacterium strain to modulate the immune system and improve gut health. Finally, the future of microbiome research and its potential in treating various diseases is explored.

Outlines

00:00:00
Introduction: Gut Microbiome, Immunity, and Modern Life

Introduction to the MyBuddyGreen podcast, sponsorship announcement for IMI (immune support supplement), and overview of the episode's focus on the gut microbiome, inflammation, immunity, and the impact of modern life. Introduction of Dr. Charles Akel and the episode's key themes.

00:02:49
The Gut Microbiome and Overall Health: Diversity and its Importance

Discussion on the interconnectedness of the microbiome and the immune system, emphasizing the importance of microbiome diversity in maintaining health, and the negative impact of modern life (hygiene hypothesis) on this diversity.

00:08:21
Mycobacterium, Fecal Transplants, and Microbiome Modulation

Discussion on the role of Mycobacterium in supporting a balanced microbiome, an update on the efficacy and applications of fecal transplants, and the surprising finding that only 3% of microbiome variation comes from diet.

00:25:58
The Gut-Brain Axis and its Influence on Health

Explanation of the gut-brain axis, its communication systems (nervous and blood-borne), and how the gut's immune system interacts with the brain to influence stress and inflammation.

00:31:17
Microbiome Testing, IMI, and Future Research

Critique of current microbiome testing methods, detailed explanation of IMI, its unique microbacteria strain, and its mechanism of action in supporting immune function. Discussion on the future of microbiome research, including the increasing role of fecal transplants and microbiome manipulation in treating diseases.

Keywords

Gut Microbiome


The complex community of microorganisms in the digestive tract, influencing immunity, metabolism, and overall health. Diversity is key.

Hygiene Hypothesis


Reduced early childhood exposure to infectious agents increases susceptibility to allergic and autoimmune diseases.

Gut-Brain Axis


Bidirectional communication pathway between the gut and the brain, influencing mood, behavior, and immune responses.

Inflammation


Biological response to harmful stimuli; chronic inflammation contributes to many diseases.

Fecal Microbiota Transplant (FMT)


Procedure transplanting fecal matter from a healthy donor to restore a healthy microbiome. Highly effective for C. difficile.

Mycobacterium


Genus of bacteria; some pathogenic, others beneficial for immune modulation. IMI uses a non-pathogenic strain.

Microbiome Diversity


Variety of microbial species within a microbiome; higher diversity is associated with better health.

Chronic Inflammation


Persistent inflammation, a root cause of many diseases, linked to modern lifestyle factors and stress.

IMI


Immune-modulating supplement utilizing a specific non-pathogenic Mycobacterium strain.

Immune Support


Boosting and regulating the body's immune system to fight disease and improve overall health.

Q&A

  • What is the hygiene hypothesis, and how does it relate to modern life and increased inflammatory diseases?

    The hygiene hypothesis suggests reduced exposure to microbes in early life weakens the immune system, increasing susceptibility to allergies and autoimmune diseases. Modern, cleaner lifestyles contribute to this.

  • How effective are fecal transplants, and what are their current applications?

    Fecal transplants are highly effective (94% response rate) in treating *Clostridioides difficile* infections. Research suggests potential benefits in other conditions like inflammatory bowel disease and cancer immunotherapy.

  • What is the role of diet versus environmental factors in shaping the gut microbiome?

    Only about 3% of microbiome variation is linked to diet. Environmental factors play a much larger role.

  • How does the gut-brain axis work, and what is its significance for health?

    The gut-brain axis involves communication via the nervous system and bloodstream. The gut sends signals to the brain, influencing immune responses, stress, and well-being.

  • What are the benefits of IMI, and how does it differ from other probiotic supplements?

    IMI uses a specific non-pathogenic Mycobacterium strain that acts as an immune modulator, improving inflammatory status, gut health, and stress response. Unlike many probiotics, it focuses on immune system regulation.

Show Notes

“The linkage between the immune system and the microbiome is the fundamental of everything,” says Charles Akle, M.D. 


Akle, Chief Medical Officer at immy, surgeon, and leading researcher in immunotherapy, joins us to dive deep into the gut microbiome, covering everything from the gut-brain axis to chronic inflammation, plus: 


- The gut microbiome & overall health (~1:45 )

- The impact of modern life (~3:38 )

- Hygiene hypothesis & mycobacteria (~5:23 )

- The power of fecal transplants (~8:55 )

- Diet vs environmental factors on the microbiome (~16:40 )

- Stress & inflammation (~19:45 )

- The gut-brain axis (~24:55 )

- Simple lifestyle adjustments for your microbiome (~30:20 )

- Akle’s company, Immy (~31:50 )

- Caring for your immune system daily (~37:38 )

- Akle’s mission (~43:15 )

- Chronic inflammation (~44:45 )

- The future of the microbiome (~26:15 )


Referenced in the episode: 

- Check out Dr. Akle’s research (https://www.researchgate.net/profile/Akle-Charles

- Learn more about immy (https://immy.co/

- Research on effect of infections on susceptibility to autoimmune and allergic diseases (DOI: 10.1056/NEJMra020100) 

- Research on Immunity and Asthma Risk in Amish and Hutterite Farm Children (DOI: 10.1056/NEJMoa1508749) 

- Research on food, environment, & gut microbiome (DOI: 10.1016/j.cell.2024.07.039) 

- Bugs as Drugs (https://doi.org/10.1016/j.ctarc.2021.100436


We hope you enjoy this episode, and feel free to watch the full video on YouTube! Whether it's an article or podcast, we want to know what we can do to help here at mindbodygreen. Let us know at: podcast@mindbodygreen.com.

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577: The gut-brain axis, inflammation, & fecal transplants | Charles Akle, M.D.

577: The gut-brain axis, inflammation, & fecal transplants | Charles Akle, M.D.

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