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Bacteria battling each other to survive

"Two types of bacteria found in the soil have enabled scientists to get the dirt on how resistance to antibiotics develops along with a separate survival strategy.The study identifies an atypical antibiotic molecule and the way in which the resistance to that molecule arises, including the ident... Read More

BacterioFiles Micro Edition 146 - Engineered Escherichia Eliminates Enemies

This episode: Scientists engineered E. coli to seek and destroy pathogens!


(10 MB, 11 minutes)


A bacterium can sense pathogens in the body, swim toward them, and release a deadly biofilm-busting payload. This process is called pseudotaxis, and could be modified for many... Read More

TWiM #124: Fungal pirates

Hosts: Vincent Racaniello, Michele Swanson, and Michael Schmidt.


Vincent, Michael, and Michele reveal how a fungal protease blunts the innate immune response and promotes pathogenicity. 


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TWiV 287: A potentially pandemic podcast

Matt updates the TWiV team on MERS-coronavirus, and joins in a discussion of whether we should further regulate research on potentially pandemic pathogens.


Hosts: Vincent Racaniello Read More

BacterioFiles 250 - Bacteria Boost Berry Borer Beetle Babies

This episode: Gut bacteria make it possible for coffee berry borer beetles to live entirely on caffeine-rich food!


(6.9 MB, 7.5 minutes)


Show notes: 
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BacterioFiles Micro Edition 150 - Morels Make Mycelial Motorways

This episode: Bacteria use fungal filaments like highways to swim through soil!


(7.7 MB, 8.3 minutes)


Show notes: 
Journal Paper


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BacterioFiles 216 - Probiotic Promotes Peanut Permissiveness

This episode: Kate Franz and Matt Woodruff from Audiommunity join me to talk about a clinical trial of peanut immunotherapy with probiotics to treat peanut allergies!


(29 MB, 31.75 minutes)


Show notes: 
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BacterioFiles 241 - Colon Colonizers Control Cancer Combat

This episode: Gut microbes enhance the effectiveness of cancer therapies!


(10.7 MB, 11.7 minutes)


Show notes: 
News ... Read More

Microbes After Hours – Missing Microbes with Dr. Martin Blaser

Why are obesity, juvenile diabetes and asthma increasing? Is it something in the environment or in our modern lifestyle? Dr. Martin Blaser thinks that it may be due to changes in our microbiome – the ecosystem of tiny microscopic creatures that live in and on us. Learn about his hypothesis th... Read More

Is Antibacterial Soap Increasing Your Chances Of A Nasal Infection?

Previous research has shown that the overuse of antibiotics has a hand in promoting an antibiotic-resistant strain of bacteria and now a new study published in the journal mBio has found that an antibiotic common to soaps and hand sanitizers actually promotes the growth of Staphylococcus aureus ... Read More

TWiV 346: A double helical career

Hosts: Vincent Racaniello, Rich Condit, and Kathy Spindler


Guest:&nb... Read More

BacterioFiles Micro Edition 149 - Psychrobacter Survives Siberian Schisms

This episode: Cold-loving bacteria can repair surprising amounts of DNA damage even sub-zero temperatures!


(9.1 MB, 9.9 minutes)


Bacteria isolated from the Siberian arctic permafrost are exposed to a lot of radiation over thousands of years, but somehow they are able to repair... Read More

BacterioFiles Micro Edition 148 - Engineered Escherichia Enzyme Enhances Environmentalism

This episode: Engineered bacteria could help capture CO2 and convert it into a solid form for storage!


(7.3 MB, 8 minutes)


E. coli engineered to produce the enzyme carbonic anhydrase, which converts carbon dioxide to bicarbonate and then to calcium carbonate,... Read More

TWiM 110 Letters

Trudy writes:


I'm sorry, I may have missed something, but the mechanism behind an effective vaccine is still unclear to me, since infection with F. tularensis does not confer protection. How would a vaccine work?


Katy Bosio replies:


In... Read More

TWiV 275: Virocentricity with Eugene Koonin

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 Hosts: Vincent Racaniello and Rich Condit Read More

TWiV 271: To bee, or not to bee, that is the infection

Unable to embed Rapid1Pixelout audio player. Please double check that:  1)You have the latest version of Adobe Flash Player.  2)This web page does not have any fatal Javascript errors.  3)The audio-player.js file of Rapid1Pixelout has been included.

Hosts: Vincent Racaniello, Dickson Despommier, Read More

BacterioFiles 235 - Dust DNA Detectives with Dr. Dunn

This episode: I talk with Dr. Rob Dunn about his team's research into determining where a dust sample comes from based on the microbes present in it!


(12.6 MB, 13.7 minutes)


Show notes: 
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TWiV 345: How a vaccine got the nod

Hosts: Vincent RacanielloDickson DespommierAlan Dove, and  Read More

Mundo de los Microbios - Episodio 108 - Grace Robiou

Nuevas guías de la Agencia de Protección Ambiental (USEPA) para las aguas recreacionales:  éste es el tópico que discutiremos hoy con Grace Robiou, quien ha trabajado durante los últimos años buscando nuevos indicadores de riesgo que protejan mejor a los bañistas.


Aunque en el mu... Read More

BacterioFiles 201 - Plastic-Producing Prokaryote Process

This episode: Bacteria from wastewater treatment sludge can produce lots of biodegradable plastic!


(7.1 MB, 7.75 minutes)


Show notes: 
Jour... Read More

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