TWiM 325: Microbes making methane

TWiM reveals that record high atmospheric methane growth has been driven by microbes, and the cecum as an adaptive niche for Salmonella typhi.

Hosts: Michael Schmidt, Michele Swanson, and Petra Levin

Right click to download TWiM #325 (86 MB .mp3, 60 minutes)

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Music used on TWiM is by Ronald Jenkees.

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TWiM 324: Back to school for TWiM

From ASM CUE, the conference on undergraduate education, TWiM speaks with Becky, Melanie, and Katriana about their careers and how they use TWiM in undergraduate microbiology education.

Hosts: Michael Schmidt and Mark O. Martin

Guests: Becky Seipel-Thiemann, Melanie Melendrez-Vallard, and Katriana Popichak

Right click to download TWiM #324 (86 MB .mp3, 60 minutes)

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Music used on TWiM is by Ronald Jenkees.

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TWiM 323: Better concrete with microbes

TWiM describes how to make concrete more ‘green’ by using microbes, and bacterial bioluminescence as an important regulator of multitrophic interactions in the soil.

Hosts: Vincent Racaniello,  Michael Schmidt, Michele Swanson, and Mark O. Martin

Right click to download TWiM #323 (86 MB .mp3, 60 minutes)

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Music used on TWiM is by Ronald Jenkees.

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TWiM 322: Photohydrolysis Decontamination Reduces Healthcare-associated Infections

TWiM explains how ticagrelor alters the membrane of S. aureus and enhances the activity of vancomycin and daptomycin without eliciting cross-resistance, and the development of a novel continuous disinfectant technology that decreases healthcare-associated infections in ICUs by 70%.

Hosts: Vincent Racaniello,  Michael Schmidt, and Michele Swanson

Right click to download TWiM #322 (39 MB .mp3, 53 minutes)

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Music used on TWiM is by Ronald Jenkees.

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TWiM 321: The microbes in your food

TWiM focuses on recent foodborne outbreaks of bacterial infections, and how nanopore sequencing technology can be used to identify pathogenic microbes and antimicrobial resistance genes in food products.

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

Right click to download TWiM #321 (39 MB .mp3, 53 minutes)

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Music used on TWiM is by Ronald Jenkees.

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TWiM 320: Rockstars of USAMRIID

TWiM travels to the U.S. Army Medical Research Institute of Infectious Diseases to learn how research conducted at USAMRIID leads to vaccines, drugs, diagnostics, and training programs that protect both warfighters and civilians.

Hosts: Michael Schmidt, Michele Swanson, and Petra Levin

Guests: Norman Kreiselmeir, Christopher K Coat, Keersten Ricks, and Eric Nguyen

Right click to download TWiM #320 (108 MB .mp3, 75 minutes)

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Music used on TWiM is by Ronald Jenkees.

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TWiM 319: The dark side of the rumen

TWiM explains a project to engineer the cow microbiome to reduce emissions of methane, and the finding of antibiotic resistance genes in the genomes of giant viruses.

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

Right click to download TWiM #319 (39 MB .mp3, 53 minutes)

Subscribe to TWiM (free) on Apple Podcasts, Stitcher, Android, RSS, or by email.

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Music used on TWiM is by Ronald Jenkees.

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TWiM 318: How to pick a winner

TWiM explains how bacterial community structure can be used to predict athletic performance in racehorses, and the idea that a tiny fraction of all species forms most of Nature.

Hosts: Vincent Racaniello,  Michael Schmidt, Petra Levin, and Mark O. Martin

Right click to download TWiM #318 (39 MB .mp3, 53 minutes)

Subscribe to TWiM (free) on Apple Podcasts, Google Podcasts, Stitcher, Android, RSS, or by email.

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Music used on TWiM is by Ronald Jenkees.

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TWiM 317: Bat white-nose syndrome

TWiM explains unique modifications in the energy conservation pathways linked to methanogenesis in an Archaeon, and mechanisms of white nose fungal invasion of cells from the Little Brown Bat.

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

Right click to download TWiM #317 (39 MB .mp3, 53 minutes)

Subscribe to TWiM (free) on Apple Podcasts, Google Podcasts, Stitcher, Android, RSS, or by email.

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Music used on TWiM is by Ronald Jenkees.

Send your microbiology questions and comments to twim@microbe.tv

TWiM 316: Food addiction and the gut microbiome

TWiM describes experiments to explore gut microbiota signatures of vulnerability to food addiction in mice and humans, and how a phage tail-like protein suppresses competitors in populations of bacteria of plants.

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

Right click to download TWiM #316 (39 MB .mp3, 53 minutes)

Subscribe to TWiM (free) on Apple Podcasts, Google Podcasts, Stitcher, Android, RSS, or by email.

Become a Patron of TWiM!

Music used on TWiM is by Ronald Jenkees.

Send your microbiology questions and comments to twim@microbe.tv

The Hosts of TWiM

Petra Levin, Ph.D.


Michele Swanson, Ph.D.


Michael G. Schmidt, Ph.D.


Vincent Racaniello, Ph.D.


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