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338: Rewriting the Code of Life

This Week in Microbiology

Release Date: 08/16/2025

Nitrogen Fixation Goes Eukaryotic show art Nitrogen Fixation Goes Eukaryotic

This Week in Microbiology

TWiM explains major implications of the link between plastic pollution and antimicrobial resistance, and the discovery of a new organelle, the nitrogen-fixing nitroplast. Hosts: , , and  Become a of TWiM. Music used on TWiM is composed and performed by and used with permission. Links for this episode (Appl Envir Micro) The great Pacific (YouTube) (Nat Biotech) in marine alga (Science) (YouTube) Send your microbiology questions and comments (email or recorded audio) to

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359: Kin Killing and Metal Hunger show art 359: Kin Killing and Metal Hunger

This Week in Microbiology

TWiM explains how cannibalism shapes biofilm structure and composition in Bacillus subtilis, and the importance of manganese uptake in uropathogenic E. coli during urinary tract infection. Become a of TWiM. Links for this episode: shapes biofilm structure (mBio) and uropathogenic E. coli (mBio) Regulation of Bacterial (NLM Bookshelf) Music used on TWiM is composed and performed by and used with permission. Send your microbiology questions and comments to twim@microbe.tv

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358: Gut Microbes and ALS show art 358: Gut Microbes and ALS

This Week in Microbiology

TWiM explains the connection between inflammation caused by microbial glycogen in the gut and amyotrophic lateral sclerosis, and how disruption of cysteine metabolism leads to synthetic lethality and in vivo fitness impairment in Acinetobacter baumannii. Become a of TWiM. Links for this episode: Myeloid cell gene prevents i (Cell Rep) in Acinetobacter baumannii (mBio) Music used on TWiM is composed and performed by and used with permission. Send your microbiology questions and comments to twim@microbe.tv

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357: Remembering Elio at Tufts show art 357: Remembering Elio at Tufts

This Week in Microbiology

TWiM visits Tufts University School of Medcine and are joined by John Coffin, Michael Malamy, and Verna Manni for a tribute to Elio Schaechter who was chair of Molecular Biology and Microbiology for 23 years. Hosts: , , , and  Guests: , , and  Subscribe to TWiM (free) on , , , or by  Become a ! Music used on TWiM is by . Send your microbiology questions and comments to twim@microbe.tv

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TWiM 356: Nanopore to the bone show art TWiM 356: Nanopore to the bone

This Week in Microbiology

TWiM explains how Streptococcus mitis bacteriocins drive contact-dependent lysis of S. pneumoniae facilitating transformation, and microbial dominance in diabetic foot osteomyelitis determined with nanopore sequencing. Hosts: , , and  Subscribe to TWiM (free) on , , , or by  Links for this episode Streptococcus mitis bacteriocins  of S. pneumoniae (mBio) Microbial dominance in diabetic foot osteomyelitis  (J Inf Dis)  review (World J Clin Cases) How  works (YouTube) Become a ! Music used on TWiM is...

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355: Bacteria Complete Your tRNA show art 355: Bacteria Complete Your tRNA

This Week in Microbiology

TWiM explains how an enhanced domestication method allows for growth of uncultured bacteria, and identification of the oncogene SLC35F2 as is a high-specificity transporter for the micronutrients queuine and queuosine. Hosts: , , and . Guest: Become a of TWiM. Music used on TWiM is composed and performed by and used with permission. Links for this episode (ISME Comm) Transporter for the (PNAS) How can impact your health (UF blog) Send your microbiology questions and comments (email or recorded audio) to

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354: How a Gut Microbe Worsens Heart Disease show art 354: How a Gut Microbe Worsens Heart Disease

This Week in Microbiology

TWiM explains a candidate signature of health in the gut microbial community, and how an intestinal bacterium exacerbates cardiac ischemia/reperfusion injury. Hosts: , ,  and . Become a of TWiM. Music used on TWiM is composed and performed by and used with permission. Links for this episode A (Cell Host Microbe) 204,938 (Nat Biotech) A spanning 41 countries (Nat Micro) A comprehensive (Gigascience) injury (Cell Host Microbe) The Great (NY Times, paywall) Send your microbiology questions and comments (email or recorded audio) to

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353: Microbial Metabolism of Food Allergens show art 353: Microbial Metabolism of Food Allergens

This Week in Microbiology

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: , , and . Guest: Become a of TWiM. Music used on TWiM is composed and performed by and used with permission. Links for this episode Harnessing (Phytobiome J) Microbes take on (Science) (Cell Host Microbe) Send your microbiology questions and comments (email or recorded audio) to

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352: Microbial Gut Biosensors show art 352: Microbial Gut Biosensors

This Week in Microbiology

TWiM reveals the archaeal roots of eukaryotic life, and a building a gut malabsorption biosensor with bacteria. Become a of TWiM. Music used on TWiM is composed and performed by and used with permission. Links for this episode The (PNAS) Building a (Cell) Engineering with microbes (Nature) Send your microbiology questions and comments (email or recorded audio) to

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351: Resistance Reboot show art 351: Resistance Reboot

This Week in Microbiology

TWiM discusses the use of bacteriophage-loaded microneedle patches for targeted and minimally disruptive foodborne pathogen decontamination, and a conjugal gene drive-like system that efficiently suppresses antibiotic resistance in bacteria. Become a of TWiM.   Links for this episode:   patches for food (Sci Adv) to suppress antibiotic resistance (npj antimicrob and resistance) CRISPR (Syntego) Bier Music used on TWiM is composed and performed by  and used with permission. Send your microbiology questions and comments to twim@microbe.tv

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