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BacterioFiles 197 - Fucose Feeds Friendly Fighters

This episode: When sensing an infection, mice make sure to keep their gut bacteria well-fed. And it pays off!


(11.8 MB, 13 minutes)


Show notes: 
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TWiM #94: Nitrochondria

Hosts: Vincent RacanielloMichael Schmidt, ... Read More

Largest HIV transmission study conducted

A new study has found that neither gay men nor heterosexual people with HIV transmit the virus to their partner, provided they are on suppressive antiretroviral treatment.



The PARTNER study, which is the world's largest study of people with HIV who have had condomless sex with their HIV ... Read More

BacterioFiles 220 - Coliforms Cooperate by Conduit

This episode: Bacteria can connect to each other with tiny tubes to exchange nutrients!


(10 MB, 10.9 minutes)


Show notes: 
News item/ Read More

Christmas tree :-)

Most of the strains used belong to the Bacillus genus and the rest are just random colorful petri dish contaminants. :-)

Author: Rositsa Tashkova, Université de Nantes, France Read More

TWiV 279: The missing LNC

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, Alan Dove, and Read More

MWV 100 - Milestones in Blue: TWiM live at the University of Michigan

Hosts: Vincent Racaniello, Elio Schaechter and Michele Swanson record l... Read More

BacterioFiles Micro Edition 153 - Social Swarmers Synchronize Cell Systems

This episode: Bacteria that swarm in the soil cooperate or compete based on one particular protein structure!


(10.5 MB, 11.5 minutes)


Show notes: 
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MWV94 - TWiM #99: Careers in Biodefense

Hosts: Vincent Racaniello


Guests: Maria Julia Marinissen, Read More

TWiP 93 letters

Sandra writes:


Daniel: I was fascinated by your answer to the case from TWIP 91 - the life cycle of the southeast Asian worm (I won't even try to spell it.) Re early symptom coughing & wheezing: if the ED did a chest X-ray out of concern about the lungs, would the... Read More

Acid Fast Stain#2

Acid Fast stain done on a mix of Staphylococcus aureus and Mycobacterium smegmatis. The stain was done on a culture of M. smegmatis that was incubated on a TSA slant with 1ml TSB added at 37 degree's C for 4 days, S. aureus was incubated in TSB at 37 degree's C for 24 hrs. Several loops of eac... Read More

CDC Anthrax Blunder: Numbers Could Climb Higher

More than 80 people may have been exposed to airborne anthrax bacteria in an embarrassing mishap at the Centers for Disease Control and Prevention in Atlanta, and the numbers may go even higher, officials said Friday.

“Right now we have an excess of 80 individuals,” CDC deputy director Dr. Il... Read More

MWV Episode 88 - This Week in Virology #300 - So Happy Together

This Week in Virology, the podcast about viruses, celebrated its 300th episode on Tuesday, August 26, 2014 with a live recording at the Washington, DC headquarters of the American Society for Microbiology. This special episode features the TWiV hosts Vincent Racaniello, Dickson Despommier, Al... Read More

Using Wordcloud-Reponses to Discover How Students Perceive Concepts in the Classroom

In this blog, I share some "first word that comes to mind" responses of my freshman biology class to the words "germ," "bacteria," "cell," and "DNA." The way that we perceive an idea or concept definitely impacts our relationship with it. Thus, finding out what students think, coming into our ... Read More

BacterioFiles 164 - Sponge Symbionts Synthesize Stuff

This episode: Bacteria symbiotic with sea sponges make many potentially useful compounds!


(8.3 MB, 9 minutes)


Show notes: 
News item/ Read More

BacterioFiles 233 - Messy Microbes Maintain Mouse Microbiota

This episode: Mice in less sanitary conditions have more diverse gut communities and perhaps less allergy!


(8.15 MB, 8.8 minutes)


Show notes: 
Read More

TWiM #85: Oscillation in the ocean and a Verona integron

Hosts: Vincent RacanielloMichael Schmidt, ... Read More

BacterioFiles 222 - Cells Store Solar Sparks

This episode: Bacteria engineered to produce liquid fuel can eat carbon dioxide and hydrogen from solar-powered water-splitting!


(11.2 MB, 12.25 minutes)


Show notes: 
Read More

TWiV 274: Data dump

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 195 - CRISPR/Cas Cuts Cancer Causers

This episode: Bacterial antivirus system could treat chronic herpes virus infections!


(10.9 MB, 11.9 minutes)


Show notes: 
Journal Paper


Read More

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