333: When Mutualists Murder
This Week in Microbiology
TWiM explains how a mutualistic model bacterium can become lethal in a non-symbiotic host, and engineering a kill switch into a tuberculosis vaccine for improved safety. Hosts: , , and . Subscribe to TWiM (free) on , , , , or by Become a of TWiM. Music used on TWiM is composed and performed by and used with permission. Links for this episode When a (mBio) A lasting (Nat Rev Micro) A (Nat Micro) for vaccination (Nat Micro) Send your microbiology questions and comments (email or recorded audio) to
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332: Fibromyalgia Pain and the Gut Microbiome
This Week in Microbiology
TWiM explains a study of the unique and extreme microbial and chemical environment on the International Space Station, and the connection between the gut microbiome and pain in fibromyalgia. Hosts: , , and . Become a of TWiM. Music used on TWiM is composed and performed by and used with permission. Links for this episode (Cell) Gut microbiota and (Neuron) Gut pain eases after (Nature) and fibromyalgia pain (Ann Neurol) Altered (Pain) (Intl J Rheum Dis) Send your microbiology questions and comments (email or recorded audio) to
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331: Radar Love in Bacteria
This Week in Microbiology
TWiM describes isolation of a novel bacterial species isolated from the China Space Station, and how a chemical radar allows bacteria to detect and kill predators. Hosts: , , and Guest . Become a of TWiM. Music used on TWiM is composed and performed by and used with permission. Links for this episode (Int J Syst Evol Biol) (Cell) Send your microbiology questions and comments (email or recorded audio) to
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330: More mouth Microbiology
This Week in Microbiology
TWiM explains how to recode E. coli so it uses only one stop codon, and an exploration of the mechanisms of bacterial adhesion within dental plaque. Hosts: , , and . Become a of TWiM. Music used on TWiM is composed and performed by and used with permission. Links for this episode Engineering (Nature) (mBio) Microbial complexes in (J Clin Periodontol) (Microorg) Send your microbiology questions and comments (email or recorded audio) to
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329: Bacteria Hunt With Grappling Hooks
This Week in Microbiology
TWiM explains Pasteur’s relentless hunt for microbes in the air, and how bacteria hunt for prey by ixotrophy - using grappling hooks! Hosts: , , and . Become a of TWiM. Music used on TWiM is composed and performed by and used with permission. Links for this episode Pasteur’s hunt for (NYTimes) (Science) (STC) Send your microbiology questions and comments (email or recorded audio) to
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328: Capturing Shigella With Filopodia
This Week in Microbiology
TWiM describes Shigella infection is facilitated by interaction of human enteric α-defensin 5 with a colonic epithelial receptor, and an amino acid change in RNA polymerase that leads to resistance to β-lactams by preventing dysregulation of amino acid and nucleotide metabolism Hosts: , , and . Subscribe to TWiM (free) on , , , , or by Become a of TWiM. Music used on TWiM is composed and performed by and used with permission. Links for this episode National Black (CDC) (Nature Microbio) (Cell Rep) Send your microbiology questions and comments (email or recorded audio) to
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327: Freezing and Anti-Freezing With Bacteria
This Week in Microbiology
TWiM explains the remarkable abilities of bacterial ice nucleating proteins to promote freezing of water, and cryoprotective proteins produced by worm microbiomes that prevent freezing. Hosts: , , and . Become a of TWiM. Music used on TWiM is composed and performed by and used with permission. Links for this episode Worm microbiomes produce (Sci Adv) in Antarctic fishes (Sciece) Enhancement of (PNAS) Send your microbiology questions and comments (email or recorded audio) to
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326: I Have One Word For You: PETase!
This Week in Microbiology
TWiM explores the discovery of microbial enzymes, PETases, that can degrade ubiquitous plastics, and how exogenous peptidoglycan is a danger signal to trigger biofilm formation. Hosts: , , . Guest . Subscribe to TWiM (free) on , , , , or by Become a of TWiM. Music used on TWiM is composed and performed by and used with permission. Links for this episode Discovery of (Science) formation (Nat Micro) (Vimeo) (Immunol Rev) (Science) Send your microbiology questions and comments (email or recorded audio) to
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325: Microbes Making Methane
This Week in Microbiology
TWiM reveals that record high atmospheric methane growth has been driven by microbes, and the cecum as an adaptive niche for Salmonella typhi. Hosts: , and Michele Swanson. Subscribe to TWiM (free) on , , , , or by Become a of TWiM. Music used on TWiM is composed and performed by and used with permission. Links for this episode Why a potent (WaPo) Microbial emissions drove (PNAS) in the cecum (mBio) (The Collector) Send your microbiology questions and comments (email or recorded audio) to
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324: Back To School for TWiM
This Week in Microbiology
From ASMCUE 2024, 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: and Guests: , , and Subscribe to TWiM (free) on , , , , or by Become a of TWiM. Music used on TWiM is composed and performed by and used with permission. Links for this episode Send your microbiology questions and comments (email or recorded audio) to
info_outlineTWiM 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, Petra Levin and Michele Swanson.
Guests: Norman Kreiselmeir, Christopher K Coat, Keersten Ricks, and Eric Nguyen
Links for this episode:
- U.S. Army Medical Research Institute of Infectious Diseases
- Threading the NEIDL (TWiV 200)
- Unintentional importation of B. pseudomallei into US (Emerg Inf Dis)
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Links for this episode
- Engineering the cow for less methane emissions (WaPo)
- Precision microbiome editing (Audacious Project)
- Giant viruses carry antibiotic resistance genes (Nat Commun)
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