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The Swine Health Blackbelt Podcast - Dr. Emma Helm: Lawsonia & Gut Microbiota | Ep. 201

the swine health blackbelt podcast Mar 18, 2026

In this episode of The Swine Health Blackbelt Podcast, Dr. Emma Helm, Research Assistant Professor at Virginia Tech, explains how Lawsonia intracellularis infection alters the swine gut microbiota and microbial metabolism. She shares findings on microbial shifts, nucleotide synthesis, amino acid biosynthesis, and impacts on feed efficiency. Learn practical insights on biomarkers, nutrition strategies, and vaccination programs. Listen now on all major platforms!

What you'll learn:

  • Lawsonia infection dynamics
  • Microbiota species shifts
  • Microbial metabolism changes
  • Feed efficiency impact
  • Vaccination and nutrition strategies

Meet the guest:
Dr. Emma Helm is a Research Assistant Professor at Virginia Tech. She earned her M.S. and Ph.D. in Animal Sciences from Iowa State University, focusing on swine intestinal integrity, function, and skeletal muscle metabolism during pathogenic challenges. Her research explores biological mechanisms that define swine physiology, especially intestinal development and stress responses.

Learn more from Dr. Emma Helm on The Swine Health Blackbelt Podcast, available on all major platforms.

Connect with our guest on Social Media: LinkedIn

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