The overarching influence of the gut microbiome on end-organ function: the role of live probiotic cultures

Luis Vitetta1, Rachel Manuel2, Joyce Yusi Zhou2

  • 1Medlab, 66 McCauley St, Alexandria, Sydney, NSW, Australia. luis_vitetta@medlab.co.

Insights

The human gut microbiome plays a crucial role in immune maturation and maintaining gastrointestinal homeostasis. Gut dysbiosis is linked to chronic diseases, and probiotics may offer a therapeutic approach.

Area of Science:

  • Microbiology
  • Immunology
  • Gastroenterology

Background:

  • Human birth involves a pro-inflammatory event mediated by bacteria, crucial for immune maturation.
  • The gastrointestinal tract (GIT) hosts a large microbial biomass, establishing a symbiotic state of tolerance.
  • The GIT microbiome and its metabolic activities were historically underestimated in chronic disease development.

Purpose of the Study:

  • To explore the role of the GIT microbiome in chronic disease development.
  • To investigate how environmental and nutritional factors contribute to gut dysbiosis.
  • To propose probiotics as a potential therapeutic strategy for metabolic diseases.

Main Methods:

  • Genomic techniques for microbiome studies.
  • Analysis of GIT homeostasis and microbial interactions.
  • Hypothesis building on microbiome perturbations and chronic disease.

Main Results:

  • Commensal bacteria provide essential biochemical activities for GIT homeostasis.
  • Gut dysbiosis is a plausible factor in systemic metabolic disorders and chronic diseases.
  • Subtle adverse GIT microbiome responses can contribute to chronic disease pathogenesis.

Conclusions:

  • Dysbiosis, an abnormality in the gut barrier, is linked to the epidemic of chronic diseases.
  • Live probiotic cultures with specific metabolic properties may help reduce local metabolic dysfunctions.
  • Targeting the GIT microbiota could be a viable clinical treatment for metabolic diseases affecting organs like the kidney and liver.

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