325: Microbes Making Methane

325: Microbes Making Methane

Author: Vincent Racaniello January 11, 2025 Duration: 41:54

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, Petra Levin and Michele Swanson.

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

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Dive into the fascinating world of bacteria, viruses, and fungi with This Week in Microbiology. Hosted by Vincent Racaniello, a professor of microbiology & immunology, this regular audio journey explores the latest research, news, and stories from the vast universe of microbes. Each episode feels like sitting in on a lively discussion among experts and colleagues, where complex topics are broken down with clarity and enthusiasm. The conversations are informal and engaging, designed to be understood by anyone with curiosity, whether you're a professional researcher, a student, or simply someone intrigued by the invisible forces that shape our health and planet. Building on the accessible style of Racaniello's other popular science shows, this podcast demystifies the latest scientific papers, emerging infectious diseases, and the everyday roles of microorganisms in a way that is both substantive and surprisingly entertaining. You'll hear genuine dialogue, questions from listeners, and diverse perspectives that make the science feel immediate and relevant. Tune in to discover how the smallest forms of life have some of the biggest stories to tell, all through a podcast that treats microbiology not as a distant textbook subject, but as a dynamic and ever-evolving narrative happening right now, all around us.
Author: Language: English Episodes: 354

This Week in Microbiology
Podcast Episodes
TWiM #62: Breaking bad and protein chain mail [not-audio_url] [/not-audio_url]

Duration: 1:19:54
Vincent and Michael discuss how infection with influenza A virus disperses Streptococcus pneumoniae biofilms leading to disease, and an amazing protein chainmail in a viral capsid
TWiM #61: The irony of probiotics [not-audio_url] [/not-audio_url]

Duration: 59:38
Vincent, Elio, and Michele review how horizontal gene transfer from bacteria to an insect genome enables a tripartite nested mealybug symbiosis, and how probiotic bacteria work by competing for iron in the intestine.
TWiM #58: The brain microbiome? [not-audio_url] [/not-audio_url]

Duration: 1:21:33
Vincent, Elio and Michael review how underground mycelial networks carry signals that warn neighboring plants of aphid attack, and the presence of bacteria in the human brain.
TWiM #56: Live at ASM in Denver [not-audio_url] [/not-audio_url]

Duration: 1:42:04
Vincent, Elio and Michael recorded this episode before an audience at the 2013 General Meeting of the American Society for Microbiology in Denver, Colorado, where they spoke with Andrew, Ferric, Suzanne, and Michelle abo…
TWiM #55: In the copper room [not-audio_url] [/not-audio_url]

Duration: 1:25:00
Vincent, Elio and Michael discuss the finding that copper surfaces reduce microbial burden and hospital-acquired infections in the intensive care unit.
TWiM #54: Dueling injectors and the microgenderome [not-audio_url] [/not-audio_url]

Duration: 1:12:36
Vincent, Elio, and Michael review how sex-dependent differences in the mouse microbiome regulate type I diabetes, and counterattack among bacteria.