How a bacterium helps dengue virus replicate in the mosquito gut, and minicells as a damage disposal mechanism in E. coli.

Hosts: Vincent RacanielloMichael SchmidtMichele Swanson and Elio Schaechter

Right click to download TWiM#194 (32 MB .mp3, 65 minutes)

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

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The TWiM team explore how Lactobacillus reuteri can rescue social deficits in three mouse models of autism spectrum disorder, and the role of Salmonella persisters in undermining host defenses during antibiotic treatment.

Hosts: Vincent RacanielloMichael Schmidt, and Elio Schaechter

Right click to download TWiM#193 (29 MB .mp3, 61 minutes)

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

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Armillaria gallica

The TWiM team reveals an extremely low rate of mutation in a 2500 year old, 185 acre fungus in Michigan, and how a host-produced quorum sensing autoinducer controls the phage switch between lysis and lysogeny.

Hosts: Vincent RacanielloMichael SchmidtElio Schaechter, and Michele Swanson

Right click to download TWiM#192 (30 MB .mp3, 62 minutes)

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

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tooth-cross-sectionThe TWiM team reveals the oldest human plague from 4,900 years ago in Sweden, and engineering E. coli to become an endosymbiont in yeast, modeling the evolution of mitochondria.

Hosts: Vincent RacanielloMichael SchmidtElio Schaechterand Michele Swanson

Right click to download TWiM#191 (30 MB .mp3, 62 minutes)

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

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

exosomesThe TWiM-opods consider two stories about exosomes, vesicles that are shed from cells: those that eliminate airway pathogens, and those from the plants we eat that shape our gut microbiome.

Hosts: Vincent RacanielloMichael Schmidtand Michele Swanson

Right click to download TWiM#190 (35 MB .mp3, 71 minutes)

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

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

worlds fungiThe TWiM team considers the state of the world’s fungi as revealed by a report from the Kew Royal Botanical Gardens, and how Salmonella loses motility to evade host defenses.

Hosts: Vincent RacanielloMichael SchmidtElio Schaechter, and Michele Swanson

Right click to download TWiM#189 (35 MB .mp3, 71 minutes)

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

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

dna-rnaThe TWiM rock stars show how to modify gram-positive antibiotics so they can kill gram-negative cells, and bacteria that have both DNA and RNA in their genome.

Hosts: Vincent Racaniello and Michael Schmidt

Right click to download TWiM#188 (39 MB .mp3, 81 minutes)

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

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

HoneybeesThe TWiM people reveal that phages must cooperate to overcome CRISPR-Cas defenses, and the effect of the herbicide glyphosate on the gut microbiome of honey bees.

Hosts: Vincent Racaniello, Elio SchaechterMichael Schmidt, and Michele Swanson

Right click to download TWiM#187 (32 MB .mp3, 66 minutes)

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

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

Gigantopelta chessoiaThe TWiM team describe the involvement of a microbiome in snail metamorphosis, and using Listeria to kill tumors.

Hosts: Vincent RacanielloMichael Schmidt, and Michele Swanson

Right click to download TWiM#186 (35 MB .mp3, 73 minutes)

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

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moaThe TWiM team considers the increasing tolerance of Enterococcus to handwash alcohols, and how the study of DNA in ancient dung reveals the diet and parasite burden of extinct New Zealand birds.

Hosts: Vincent RacanielloMichael SchmidtElio Schaechter and Michele Swanson

Right click to download TWiM#185 (33 MB .mp3, 68 minutes)

Subscribe to TWiM (free) on iTunesGoogle PodcastsStitcherAndroidRSS, or by email. You can also listen on your mobile device with the Microbeworld app.

Become a Patron of TWiM!

Links for this episode

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

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