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This Week in Microbiology

This Week in Microbiology

By: Vincent Racaniello
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Summary

This Week in Microbiology is a podcast about unseen life on Earth.Creative Commons Attribution - Noncommercial Biological Sciences Nature & Ecology Science
Episodes
  • 354: How a Gut Microbe Worsens Heart Disease
    Apr 24 2026

    TWiM explains a candidate signature of health in the gut microbial community, and how an intestinal bacterium exacerbates cardiac ischemia/reperfusion injury.

    Hosts: Vincent Racaniello, Michael Schmidt, Michele Swanson and Petra Levin.

    Become a patron of TWiM.

    Music used on TWiM is composed and performed by Ronald Jenkees and used with permission.

    Links for this episode
    • A candidate signature of health in the gut microbiome (Cell Host Microbe)
    • 204,938 reference genomes from the human gut microbiome (Nat Biotech)
    • A human gut metagenome-assembled genome catalogue spanning 41 countries (Nat Micro)
    • A comprehensive ruminant microbial catalog (Gigascience)
    • Bacteroides acidifaciens exacerbates cardiac ischemia/reperfusion injury (Cell Host Microbe)
    • The Great Ozempic Experiment (NY Times, paywall)
    • Take the TWiM Listener survey!

    Send your microbiology questions and comments (email or recorded audio) to twim@microbe.tv

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    59 mins
  • 353: Microbial Metabolism of Food Allergens
    Apr 11 2026

    TWiM explains how to use microbes to enhance maize yield and reduce corn rootworm damage, and how the human microbiota modulates IgE-mediated reactions to foods through allergen metabolism.

    Hosts: Michael Schmidt, Petra Levin, and Michele Swanson.

    Guest: Mark O. Martin

    Become a patron of TWiM.

    Music used on TWiM is composed and performed by Ronald Jenkees and used with permission.

    Links for this episode
    • Harnessing Microbes for Crop Production (Phytobiome J)
    • Microbes take on corn rootworm (Science)
    • Microbial metabolism of food allergens (Cell Host Microbe)
    • Take the TWiM Listener survey!

    Send your microbiology questions and comments (email or recorded audio) to twim@microbe.tv

    Show More Show Less
    47 mins
  • 352: Microbial Gut Biosensors
    Mar 28 2026

    TWiM reveals the archaeal roots of eukaryotic life, and a building a gut malabsorption biosensor with bacteria.

    Become a patron of TWiM.

    Music used on TWiM is composed and performed by Ronald Jenkees and used with permission.

    Links for this episode
    • The archaeal roots of eukaryotic life (PNAS)
    • Building a malabsorption biosensor (Cell)
    • Engineering gut biosensors with microbes (Natuer)
    • Take the TWiM Listener survey!

    Send your microbiology questions and comments (email or recorded audio) to twim@microbe.tv

    Show More Show Less
    1 hr
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