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PODCAST

This Week in Microbiology

Vincent Racaniello

This Week in Microbiology is a podcast about unseen life on Earth hosted by Vincent Racaniello and friends. Following in the path of his successful shows "This Week in Virology" (TWiV) and "This Week in Parasitism" (TWiP), Racaniello and guests produce an informal yet informative conversation about microbes which is accessible to everyone, no matter what their science background.

science life sciences

All Episodes

59:10

TWiM #164: Indiana Quorum

This Week in Microbiology ·

2017/11/16

From Indiana University, Vincent speaks with Ankur, Julia, and Xindan about their careers and their work on horizontal gene transfer, quorum sensing, and chromosome organization in bacteria. Guests: Ankur Dalia, Julia Van Kessel, and Xindan Wang Watch the video version! https://www.youtube.com/watch?v=ifGCe-qfnA0 Become a patron of TWiM. Links for this episode: Dalia laboratory Van Kessel laboratory Wang laboratory Indiana U Dept of Biology Vibrio DNA uptake and chitin (Environ Micro)

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01:06:17

TWiM #163: Saliva and sptR/S

This Week in Microbiology ·

2017/11/02

This episode is all about saliva: how certain bacteria survive in it, and how swallowing saliva might cause intestinal inflammation. Links for this episode: Genes for the Streptococcus pyogenes fitness in human saliva (mSphere) Swallowed bacteria drive colonic inflammation (Science) Intestinal inflammation induced by oral bacteria (Science) Human oral microbiome (J Bact) T cell subsets (Nat Rev Imm) Image credit

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52:42

TWiM #162: Intracellular bacteria with flagella

This Week in Microbiology ·

2017/10/13

The TWiM hosts and associated microbiomes review a fungus destroying salamanders in Europe, and genes for flagella in intracellular bacteria. Hosts: Vincent Racaniello, Michael Schmidt, Michele Swanson and Elio Schaechter. Subscribe to TWiM (free) on iPhone, Android, RSS, or by email. You can also listen on your mobile device with the Microbeworld app. Become a patron of TWiM. Links for this episode Fungus killing fire salamanders (Nature) Chlamydia with flagella (ISME J) Flagellar movement

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55:56

TWiM #161: Eros, a bacterial aphrodisiac

This Week in Microbiology ·

2017/09/21

From the TWiM team, a discussion of Hurricane Harvey microbiology, and a bacterial enzyme that induces eukaryotic mating. Hosts: Vincent Racaniello, Michael Schmidt, Michele Swanson and Elio Schaechter. Subscribe to TWiM (free) on iPhone, Android, RSS, or by email. You can also listen on your mobile device with the Microbeworld app. Become a patron of TWiM. Links for this episode Tainted Houston floodwaters (NYTimes) Peter Hotez on TWiP 29 FAQ: Microbiology of Built Environments,

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01:07:04

TWiM #160: On the road to virus

This Week in Microbiology ·

2017/09/08

The TWiM team provides an update on Zika virus, and reveals a plasmid on the road to becoming a virus. Hosts: Vincent Racaniello, Michael Schmidt, and Michele Swanson. Subscribe to TWiM (free) on iPhone, Android, RSS, or by email. You can also listen on your mobile device with the Microbeworld app. Become a patron of TWiM. Links for this episode Regional Zika update, Americas (PAHO, WHO) FGCU, Zika (TWiV 454) CDC Graphic of US zika cases as of May 2017 Archaeal plasmid travels cell to cell

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01:00:36

TWiM #159: Immunophage synergy

This Week in Microbiology ·

2017/08/31

The TWiM team pays a tribute to Chris Condayan, and investigates the synergy between virus and the innate immune system for clearing bacterial pneumonia by phage therapy.

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01:05:01

TWiM #158: The bottom line

This Week in Microbiology ·

2017/08/10

The TWiM team considers a report on prokaryotic viral DNA in mammalian brain, and how diarrhea is beneficial, by clearing enteric pathogens. Hosts: Vincent Racaniello, Michael Schmidt, Michele Swanson and Elio Schaechter. Subscribe to TWiM (free) on iPhone, Android, RSS, or by email. You can also listen on your mobile device with the Microbeworld app. Become a patron of TWiM. Links for this episode Prokaryotic viral sequence in the brain (PNAS) Diarrhea clears enteric pathogens (Cell Host

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56:43

TWiM #157: Back to the ancestor

This Week in Microbiology ·

2017/07/27

The TWiMbionts explore the role of bacteria in the genesis of moonmilk, and how ancient host proteins can be used to engineer resistance to virus infection. Hosts: Vincent Racaniello, Michele Swanson and Elio Schaechter. Subscribe to TWiM (free) on iPhone, Android, RSS, or by email. You can also listen on your mobile device with the Microbeworld app. Become a patron of TWiM. Links for this episode Role of Streptomyces in moonmilk (bioRxiv) TWiM 51: Cave science with Hazel Barton Moonmilk

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57:56

TWiM #156: Gifted microbes and defensive symbiosis

This Week in Microbiology ·

2017/07/13

The TWiM team explains the use of microbial genome mining to identify new drugs, and how a bacterial symbiont protects flies against parasitoid wasps. Hosts: Vincent Racaniello, Michael Schmidt, Michele Swanson and Elio Schaechter. Subscribe to TWiM (free) on iPhone, Android, RSS, or by email. You can also listen on your mobile device with the Microbeworld app. Become a patron of TWiM. Links for this episode Molecular beacons identify gifted microbes (J Antibiot) Defensive symbiosis (PLoS

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57:28

TWiM #155: Living in the stomach of a cell

This Week in Microbiology ·

2017/06/29

Michele updates the TWiMers on Legionella in the Flint water supply, and Elio informs us about how horizontally acquired biosynthesis genes boost the physiology of Coxiella burnetii. Hosts: Vincent Racaniello, Michael Schmidt, Michele Swanson and Elio Schaechter. Subscribe to TWiM (free) on iPhone, Android, RSS, or by email. You can also listen on your mobile device with the Microbeworld app. Become a patron of TWiM. Links for this episode Legionella in Flint water (The Scientist) Q fever with

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01:14:22

TWiM #154: Rigor, lotteries, and moonshots

This Week in Microbiology ·

2017/06/14

At Microbe 2017 in New Orleans, the TWiM team speaks with Arturo Casadevall about his thoughts on the pathogenic potential of a microbe, rigorous science, funding by lottery, and moonshot science. Hosts: Vincent Racaniello, Michael Schmidt, Michele Swanson and Elio Schaechter. Watch the video version recorded live at ASM Microbe 2017! Subscribe to TWiM (free) on iPhone, Android, RSS, or by email. You can also listen on your mobile device with the Microbeworld app. Become a patron of TWiM. Links for

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57:35

TWiM #153: Covert pathogenesis

This Week in Microbiology ·

2017/05/30

The TWiM team ventures into preprint space with an analysis of type VI secretion across human gut microbiomes, and provide insight into urinary tract infection: how bladder exposure to a member of the vaginal microbiota triggers E. coli egress from latent reservoirs. Hosts: Vincent Racaniello, Michael Schmidt, Michele Swanson and Elio Schaechter. Subscribe to TWiM (free) on iPhone, Android, RSS, or by email. You can also listen on your mobile device with the Microbeworld app. Become a patron of

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51:09

TWiM #152: Wooden steps

This Week in Microbiology ·

2017/05/19

The TWiMmers get cozy with symbionts: the bacteria that allow a giant shipworm to oxidize sulfur, and algae that live within salamander cells. Hosts: Vincent Racaniello, Michael Schmidt, and Elio Schaechter. Subscribe to TWiM (free) on iPhone, Android, RSS, or by email. You can also listen on your mobile device with the Microbeworld app. Become a patron of TWiM. Links for this episode ASM Microbe 2017 Chemoautotrophic symbiosis in giant shipworm (PNAS) There’s gold in them hills (TWiM 97)

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59:49

TWiM #151: Bat and moth antimicrobials

This Week in Microbiology ·

2017/05/04

The TWiMsters discuss potential new sources of antimicrobial compounds from unusual places: the skin of bats and the intestines of moths. Hosts: Vincent Racaniello, Michael Schmidt, Elio Schaechter, and Michele Swanson. Subscribe to TWiM (free) on iPhone, Android, RSS, or by email. You can also listen on your mobile device with the Microbeworld app. Become a patron of TWiM. Links for this episode JMBE science communication issue Bat sources of novel antifungals (AEM) White nose syndrome in

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01:01:21

TWiM #150: Microbiology is where it’s at

This Week in Microbiology ·

2017/04/20

In recognition of National Medical Laboratory Professionals Week, Robin Patel speaks with the TWiM team about directing a clinical bacteriology laboratory, and how an observation made by a laboratory technologist lead to the finding that Ureaplasma species can cause a system metabolic disturbance, hyperammonemia. Hosts: Vincent Racaniello, Elio Schaechter, Michael Schmidt, and Michele Swanson Guest: Robin Patel Links for this episode: National Laboratory Professionals Week Mayo Clinic Clinical

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01:02:54

TWiM #149: You’re going to learn R

This Week in Microbiology ·

2017/04/06

The TWiM team speaks with Pat Schloss about assigning sequence data to operational taxonomic units, and his experience with mSphere Direct, a new way of submitting papers for publication. Hosts: Vincent Racaniello, Michael Schmidt, Elio Schaechter, and Michele Swanson. Special guest: Pat Schloss Subscribe to TWiM (free) on iPhone, Android, RSS, or by email. You can also listen on your mobile device with the Microbeworld app. Become a patron of TWiM. Links for this episode Schloss Laboratory

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55:28

TWiM #148: Neanderthal Dentistry

This Week in Microbiology ·

2017/03/23

Vincent, Elio, and Michael reveal what Neanderthals ate from analysis of DNA in their teeth, and new CRISPR-Cas systems found in the genomes of uncultured microbes. Hosts: Vincent Racaniello, Elio Schaechter, and Michael Schmidt. Subscribe to TWiM (free) on iPhone, Android, RSS, or by email. You can also listen on your mobile device with the Microbeworld app. Become a patron of TWiM. Links for this episode Ancient DNA in Neanderthal teeth (Nature) New CRISPRs from metagenomics (Nature) CRISPR/cas

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01:06:38

TWiM #147: The Public Goods Dilemma

This Week in Microbiology ·

2017/03/10

The TWiM hosts reveal why phosphorus is essential for fungal brain disease, and how bacteria kill local competitors to favor the evolution of public goods cooperation. Hosts: Vincent Racaniello, Michele Swanson, Michael Schmidt, and Elio Schaechter. Links for this episode Phosphate needed for Cryptococcus brain disease (mSphere) Type VI killing drives phase separation (Nat Rep) Type VI secretion review (Phil Trans Roy Soc) Microbial cooperation and conflict (TedX) Image credit Letters

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53:57

TWiM #146: Viral arbitrium

This Week in Microbiology ·

2017/02/23

Vincent, Elio and Michael discuss the finding of a prion in bacteria, and how communication between bacteria guides the decision between lysis and lysogeny. Hosts: Vincent Racaniello, Michael Schmidt, and Elio Schaechter. Subscribe to TWiM (free) on iTunes, Stitcher, RSS, or by email. You can also listen on your mobile device with the Microbeworld app. Become a patron of TWiM. Links for this episode ASM 2017 Election is Open! VOTE HERE Prions in bacteria (Science) Communication guides

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01:04:51

TWiM Special: Q fever with Robert Heinzen

This Week in Microbiology ·

2017/02/16

Host: Vincent Racaniello Guest: Robert Heinzen At the Rocky Mountain Laboratory in Hamilton, Montana, Vincent speaks with Robert Heinzen about the work of his laboratory on Q fever and its causative microbe, Coxiella burneti. Become a Patron of TWiM! Links for this episode Rocky Mountain Laboratory Heinzen Laboratory Small town, big science (TWiM 140) Music used on TWiM is composed and performed by Ronald Jenkees and used with permission. Send your microbiology questions and comments

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345 results

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