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When Good Bugs Go Bad: Microbiome Dynamics and Disease

The human microbiome consists of thousands of viral and microbial species which inhabit the human body and have co-evolved with us to protect against pathogens, regulate organ function and supply nutrients and other factors essential for health. When these members fall out of balance, it can le... Read More

BacterioFiles Micro Edition 78 - Proving Prions Provide Positives

This episode: Prions may actually help yeast populations survive!





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BacterioFiles Micro Edition 77 - Bioluminescent Bifidus Binds Bumps

This episode: Using glowing bacteria to image tumors in the body!





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Educating the World about Microbes

Vincent Racaniello accepts the Peter Wildy Prize for Microbiology Education, awarded annually by the Society for General Microbiology for an outstanding contribution to microbiology education. Filmed at the Dublin Convention Centre in Dublin, Ireland. Read More

TWiV 182: One flu over the ferrets' nest



Hosts: Vincent Racaniello, Rich Condit, Read More

TWiV 192 Letters

Colm writes:


Do you plan to do any promotion of an #asv2012 hashtag for the meeting in Madison this year? I remember some limited tweeting from Minneapolis last year (in between melting into the sidewalk) but I think TWiV would be a great way to promote it ahead of ti... Read More

Zombie moths climb trees, rain deadly virus from treetops

A gene interferes with the caterpillar's molting hormone and influences the insect's desire to climb. A single gene in a caterpillar virus sends its victims running for the treetops, where they die and their bodies liquefy, sending an ooze of virus particles on their brothers and sisters below. ... Read More

The Ultimate Symbiosis: Mealybugs have bacteria living inside their bacteria

Lots of organisms rely on symbiotic relationships, in which two species rely on each other for survival and one lives inside the other. But citrus mealybugs enjoy a triply symbiotic relationship unlike any we've ever seen...with one absolutely crucial exception.

Microbiologist John McCutcheon... Read More

Antibiotics: Killing Off Beneficial Bacteria… For Good?

It’s an accepted concept by now that taking antibiotics in order to quell an infection disrupts the personal microbiome, the population of microorganisms that we all carry around in our guts, and which vastly outnumbers the cells that make up our bodies. That recognition supports our understandi... Read More

TWiM 29 Letters

Charlotte writes:

At the beginning of Twim #28 Michael articulated his love for math and around minute 12 his desire for "ground truthing" the number of times one touches their face. In response I o... Read More

TWiV 183: Bats out of hell



Hosts: Vincent Racaniello, Rich Condit, Read More

TWiV 178 Letters

Josh writes:


Hello TWiV Doctors,


Two short things:


1. You probably already heard the TWiV shout-out you got on NPR's Morning Edition on Friday, March 30th. It's here:  Read More

Bellybutton bacteria

Fair warning to germaphobes: This story might cause spontaneous itchiness or an immediate desire for hand sanitizer. Still with us? Read on, brave soul.

Human skin and hair are the preferred habitat for hordes of bacteria. There could be thousands of species camped right now on your arms and ... Read More

TWiV 185: Dead parrots and live Wildcats



Hosts: Vincent Racaniello, Sarah Connolly, Andrew Karaba, Read More

Jelly-belly

I guess it doesn't sting, which is a plus - clearly we need no more stinging/biting/blood-sucking creatures on this earth - but my real wonder is what's next, and why rat heart muscle? Read More

Open hospital windows to cut risk of bacterial infection

A microbiologist says hospital managers should take note of what Florence Nightingale said a century and a half ago - that open windows were the hallmark of a healthy ward.

Jack Gilbert, who works at Argonne National Laboratory, Illinois, in the US, puts forward the view that natur... Read More

BacterioFiles Micro Edition 54 - Hydrothermal Hydrogen Handlers

This episode: Black smoker bacteria are more versatile as symbionts than we thought!




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TWiP 40 Letters

David writes:

Love the TWIPs! I'm a helminth user (25 hookworm for allergies), so your programs are fascinating!


Dr. Racaniello, after listening to TWIP 33 where you were discussing the history of your surname, I thought I'd give your listeners a way to remember you... Read More

TWiV 187: The mummy



Hosts: Vincent Racaniello and Rich Condit


Vincent and Rich discuss recovery ... Read More

Avian Influenza A (H5N1) virion

This transmission electron micrograph (TEM), taken at a magnification of 150,000x, revealed the ultrastructural details of an avian influenza A (H5N1) virion, a type of bird flu virus which is a subtype of avian influenza A. At this magnification, one may note the stippled appearance of the roug... Read More

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