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Gut bacteria may be best defense against nasty germs

Antibiotic-resistant bacteria are on the rise, making it more and more difficult to treat infections. But research suggests that the best defense against harmful bugs could be a healthy population of “good” gut bacteria. The human relationship with microbial life is complicated. At almost any su... Read More

Scientists Study What to Do If You Drop a Cookie on the Floor

Once again, you've dropped your snack. You bend down, snatch it up, and gently blow off any dust—and, you hope, deadly germs. You're about to put it in your mouth because, after all, you've got the "five-second rule" on your side: Food that's been dropped is safe to consume if it's been on the f... Read More

Fossil viruses preserved in hot spring bacteria

Fossilized microbes have provided scientists many clues about origins of life. By comparison, little attention is given to viruses in the fossil record. Although technically non-living, there is no question these tiny packets of protein-sheathed DNA have shaped the evolution of most life on eart... Read More

TWiV 260: Badgers go viral

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Host: Vincent Racaniello


Guests: Read More

Methicillin-Resistant Staphylococcus aureus (MRSA) Bacteria

Scanning electron micrograph of methicillin-resistant Staphylococcus aureus bacteria (yellow, round items) killing and escaping from a human white cell. Credit: National Institutes of Health/Department of Health and Human Services (NIAID) Read More

Scientists find coronavirus inhibitor blocking MERS and SARS

A team of European scientists say they have discovered a compound that can prevent the spreading of coronaviruses, responsible for the SARS and MERS outbreaks that have killed about 1,000 people worldwide.

A team of scientists led by Edward Trybala from the University of Gothenburg in Sweden,... Read More

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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"Super bacteria" cleaning up after oil spills

Norwegian researchers in Trondheim have achieved surprising results by exploiting nature's own ability to clean up after oil spills.
We all know that marine bacteria can assist in cleaning up after oil spills. What is surprising is that given the right kind of encouragement, they can be even mo... Read More

TWiV 294: Smallpox and anthrax and flu, oh my!

The TWiV team reviews the discovery of old vials of smallpox virus at NIH, anthrax and influenza mishaps at CDC, the baby who was not cured of HIV, Cambridge Working Group, and sacking of NSABB members.


Hosts:  Read More

Guinea Worm Said to Infect Few in 2013

Only 148 cases of Guinea worm disease were found in the world in 2013, a 73 percent drop from the 542 cases found one year earlier, the Carter Center announced Thursday.

Along with polio, Guinea worm is one of two diseases hovering on the brink of extinction, with fewer than 1,000 cases annua... Read More

TWiM 75 Letters

 


Timothy writes:


Hello TWiMsters! I recently discovered the trifecta that is the TWi series, and now I can’t get enough of your discussions of all things micro. For graduate students like myself, keeping up with the scientific literature can all too easi... Read More

BacterioFiles 174 - Synthetic Cells Sense and Send Signals

This episode: Bacteria with engineered circuits can detect and keep a record of stuff in their environment, like in the gut!


(14.6 MB, 15.9 minutes)


Show notes: 
Read More

Rare bacteria outbreak linked to Chicago hospital

CHICAGO, Jan. 6 (UPI) -- The largest outbreak ever of a rare but potentially deadly bacteria has been tied to equipment in a Chicago-area hospital, health officials said.
The Centers for Disease Control and Prevention said 44 cases of infection by the bacteria carbapenem-resistant enterobacteri... 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 64 Letters

Tim writes:


Vincent and friends,


While driving around a field cutting hay lost in my science podcast playlist the episode of TWIM #61 came up and I had to listen intently as salmonella typhimurium came up as this is a common enteric issue in agriculture. When ... Read More

Celebrity portraits grown out stars' own bacteria

Well-known faces including Stephen Fry and Carol Vorderman are helping make art out of science by taking part in an experiment to grow portraits using their own bacteria.

The celebrities teamed up with American microbiologist and photographer Zachary Copfer to make the images by contributing ... Read More

BacterioFiles 163 - Pseudomyrmex Sidekicks Stop Sprout Sickness

This episode: Ants teaming with bacteria help defend plants from bacterial pathogens!


(9.4 MB, 10.2 minutes)


Show notes: 
News item/ Read More

New vaccines against an old disease: brucellosis

Brucellosis is a worldwide extended infectious disease of livestock (sheep, goats, cattle, cows, pigs, …) and remains one of the most common zoonotic infections, with more tan 500,000 new human cases worldwide every year. Control and eradication of brucellosis requires the use of animal vaccines... Read More

The Role of the Microbiome in Infection Control - ICAAC 2013

The disruption of the human microbiome through use of antimicrobials is a topic of growing interest among healthcare epidemiologists, not only because it is a major risk factor for C. difficile infection (CDI), but also because it could be a driving force behind the introduction and proliferatio... Read More

BacterioFiles 165 - Bacillus Biofilms Balk Bilks

This episode: Interview with Jordi van Gestel: cheaters in bacterial communities don't always succeed!


(13.1 MB, 14.25 minutes)


Read More

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