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Revealed: how bacteria drill into our cells and kill them

A team of scientists has revealed how certain harmful bacteria drill into our cells to kill them. Their study shows how bacterial ‘nanodrills’ assemble themselves on the outer surfaces of our cells, and includes the first movie of how they then punch holes in the cells’ outer membranes. The rese... Read More

TWiV 335: Ebola lite

Hosts: Vincent RacanielloDickson DespommierAlan Dove Read More

Learning Metagenomic Analysis at EDAMAME2015

I spent a week and a half learning metagenomic analysis in Michigan from some awfully smart and pleasant people. Learn more at the link! Read More

Modern Life Depletes Our Gut Microbes

Though western diets and modern-day hygiene have wiped a few dozen species right out of our digestive tracts, "it's not clear if more diversity in the microbiome is healthier." -- M. Gloria Dominguez-Bello, New York University School of Medicine. Read More

Chagas disease - a new public health threat for Americans?

Chagas disease - a parasitic infection that can cause severe heart disease and death if not caught and treated early - affects millions of people worldwide, mainly in Latin America. Now, new research suggests it is increasingly being seen in the southern US and poses an emerging potential public... Read More

How a Bacterial Virus Found in Jerusalem Sewage Could Prevent Root Canal Infections

According to the Review on Antimicrobial Resistance commissioned by the UK Prime Minister, failing to address the growing problem of drug-resistant infections could cause 10 million deaths a year and cost up to $100 trillion USD by 2050.

Now, researchers from the Hebrew University of Jerusal... Read More

ICAAC 2014 - Each Day in Hospital Increases Resistance Risk

For patients who acquire an infection while in the hospital, each day of hospitalization increases the risk that the infection will be caused by a drug-resistant ... Read More

There Is No ‘Healthy’ Microbiome - NY Times Opinion Piece #microbiome

Ed Yong, a freelance science writer who authors the Not Exactly Rocket Science blog for National Geographic, has penned an opinion piece in the NY Times Sunday Review on how society needs to start thinking about the microbiome as an ecosystem with all the complexities that it entails and not as ... Read More

Dawn of the Cyborg Bacteria (video)

In a basement laboratory at the University of Pennsylvania, two roboticists have harnessed the innate sensing, swimming, and swarming abilities of bacteria to power microscopic robots. Even though their work sounds like the prologue to a dark science fiction film, Ph.D. students Elizabeth Beatti... Read More

How vultures evolved to live on rotting, feces-covered meat (and what we can learn from them)

Have you thanked a vulture today? It turns out that they're getting rid of an awful lot of dangerous bacteria for us. According to new research published Tuesday in Nature Communications, the vulture has a gut designed to kill off the bacteria that thrive on the carrion they crave. When they cho... Read More

'Breath test' shows promise for diagnosing fungal pneumonia

Many different microbes can cause pneumonia, and treatment may be delayed or off target if doctors cannot tell which bug is the culprit. A novel approach—analyzing a patient's breath for key chemical compounds made by the infecting microbe—may help detect invasive aspergillosis, a fungal infecti... Read More

Unlocking the Key to Immunological Memory in Bacteria

A powerful genome editing tool may soon become even more powerful. Researchers with the Lawrence Berkeley National Laboratory (Berkeley Lab) have unlocked the key to how bacteria are able to “steal” genetic information from viruses and other foreign invaders for use in their own immunological me... Read More

Summer Research, Undergraduate Students, Lab Themed Desserts, and Bdellovibrio!

In this blog post, I discuss our Summer Research Program's "Lab Themed Dessert" competion, for which one of my students created a cake "sculpture" of Bdellovibrio attacking and invading E. coli. It was tasty, informative, and fun! My student clearly thought about Bdellovibrio a LOT during the ... Read More

An unexpected benefit of inactivated poliovirus vaccine

The polio eradication and endgame strategic plan announced by the World Health Organization in 2014 includes at least one dose of inactivated poliovirus vaccine (IPV). Since 1988, when WHO announced the polio eradication plan, it had relied exclusively on the use of oral poliovirus vaccine (OPV)... Read More

Who knew microbes could be so artistically inclined?

In the photo series "Impermanence," South Korean artist Seung-Hwan Oh creates colorful, otherworldly portraits with a little help from some "friends" — emulsion-consuming microbes, that is.

By immersing an exposed roll of medium-format positive film in water containing these bacteria and lea... Read More

TWiP 91 letters

 


Heather writes:


Dear Dr.s R, D & G,


I really hate to criticize learned professors, especially my elders. I suspect I may be being overly - sensitive or perhaps it is a cultural difference. However, the "over-talking" is decreasing the qualit... Read More

Meet Dr. Armpit, Changing Body Odor With Bacteria

Here’s an undeniable fact: In samples collected from seven of New York’s subway platforms, scientists discovered that we're surrounded in plumes of microbes wafting off other people’s skin. Here’s another undeniable fact: Those bacteria colonize all of our glands and follicles and the entire epi... Read More

A novel plate based method for screening DOPA / melanin producing bacteria

Team of researchers guided by Dr.Sarita G Bhat had developed a novel plate based screening technique for DOPA/melanin producing bacteria.Screening was based upon the clear zone formation on a medium suplemented with L-tyrosine.This new approach can be utilized in faster and accurate screening of... Read More

Central Park Features Worldwide Soil Microbes

"If you want to find unique diversity and if you want to find a wide range of different below-ground organisms, you don't have to travel around the world. You can walk across Central Park."

That statement comes from Noah Fierer, an ecology and evolutionary biology professor at the University ... Read More

Green tea ingredient may target protein to kill oral cancer cells

A compound found in green tea may trigger a cycle that kills oral cancer cells while leaving healthy cells alone, according to Penn State food scientists. The research could lead to treatments for oral cancer, as well as other types of cancer.

Earlier studies had shown that epigallocatechin-3... Read More
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