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How Vibrio cholerae is attracted by bile revealed

A group of researchers from Osaka University, Hosei University, and Nagoya University have revealed the molecular mechanism that Vibrio cholerae, the etiological agent of cholera, is attracted by bile. This group has also successfully detected the ligand binding to the bacteria chemoreceptor in ... Read More

"Motility Wars: A New Hope."

My undergraduate student Ruth Isenberg has made real progress adapting a GoPro camera to help us watch microbial interactions. Here are two swimming foci of Photobacterium leignothi encountering one another! Read More

ASM holds Zika press conference

Tomorrow begins a Special President’s Edition ASM Conference, hosted by the American Society for Microbiology in collaboration with the American Society for Virology. The conference, “What Does the Biology of Flaviviruses Tell Us About Zika: The Importance of Fundamental Virus Biology” highlight... Read More

Scientists identify a new route of TB transmission

In the year 2000, Kathleen Alexander, DVM, PhD, now a professor, at the Department of Fish and Wildlife Conservation, Virginia Tech, Blacksburg, Virginia, was working as a government veterinarian in Botswana, when a sickly banded mongoose wandered onto the grounds where she worked. When the mamm... Read More

Researchers discover how a bacterium, Clostridium thermocellum, utilizes both CO2 and cellulose

Scientists at the U.S. Department of Energy's National Renewable Energy Laboratory (NREL) made the surprise discovery that a metabolic pathway to take up CO2 exists and functions in a microorganism capable of breaking down and fermenting cellulosic biomass to produce biofuels including hydrogen ... Read More

Diversity and Activity of Communities Inhabiting Plastic Debris in the North Pacific Gyre

Marine plastic debris is a growing concern that has captured the general public’s attention. While the negative impacts of plastic debris on oceanic macrobiota, including mammals and birds, are well documented, little is known about its influence on smaller marine residents, including microbes t... Read More

What does the structure reveal about a colony collapse disorder-associated virus

Colony collapse disorder (CCD) has caused such a profound drop in honeybee populations that even the U.S. Congress is addressing the issue: Senator Jeff Merkley (D-Oregon) has proposed the Pollinator Recovery Act to preserve pollinator habitat. The rapid decline in these important pollinators af... Read More

Maternal high-fat diet during pregnancy can affect baby's gut microbes

A new study by researchers at Baylor College of Medicine found that, "babies born to mothers who consumed a high-fat diet during pregnancy had a gut microbiome that was distinctly different from the one in babies of mothers on a non-high-fat diet".
Noteably, researchers found that, "the micro... Read More

TWiM 137 Letters

Daniel writes:


Hello,
Long time listener, first time writer. It has been far too long for me to offer my sincere gratitude for the podcasts. Some years ago I was a welder working a very boring job and I managed to get through my day by listening to podcasts and l... Read More

TWiV 428: Lyse globally, protect locally

The TWiVsters explain how superspreader bacteriophages release intact DNA from infected cells, and the role of astrocytes in protecting the cerebellum from virus infection.


Hosts: Vincent Racaniel... Read More

You Don’t Even Want To Know About Bacteria On The Space Station (video)

Think the ISS is squeaky clean...think again! Bacteria like Staphylococcaceae and Enterobacteriaceae absolutely thrive in space stations! Read More

TWiM #145: Anything but Academic

Vincent meets up with Catharine Bosio, Michael Merchlinsky, and Shilpa Gadwal at the ASM Biothreats meeting to talk about careers for scientists outside of the ivory tower.


Host: Vincent Racaniello


... Read More

Cloning competition drives student and mentor excellence

Mentoring scientific teams in a project-oriented competition, like engineers can do through the ASCE Concrete Canoe National Competition or the SAE Supermileage Competition, is rare in the microbial sciences. Mentoring a team through this experience allows scientists impart different skills than... Read More

BacterioFiles 272 - Parasite Prevents Pollution Poisoning

This episode: Worm parasites infecting brine shrimp help them survive better in arsenic-polluted environments!


(7.9 MB, 8.6 minutes)


Show notes: 
Read More

ASM Urges Public Health Actions and Funding to Combat Zika Emergency

Washington, DC – August 5, 2016 – Current events linked to the Zika virus make aggressive public health actions and funding to combat this emerging infectious disease more crucial than ever. Newly reported Zika cases in Florida are the first examples of US infection spread by local mosquitos. ... Read More

Monkeys in zoos have human gut bacteria

Science Daily Article Summary:
"Monkeys in captivity lose much of their native gut bacteria diversity and their gut bacteria ends up resembling those of humans, new research shows. The results suggest that switching to a low-fiber, Western diet may have the power to deplete most normal primate... Read More

UTMB researchers find how Ebola disables the immune system

A new study at The University of Texas Medical Branch in Galveston sheds light on how Ebola so effectively disables the human immune system.

Virologist Alex Bukreyev, UTMB professor and senior author of the study, said the research team engineered versions of the Ebola virus in order to study... Read More

Microbial Genomics and the Future of Food Microbiology

There’s no question that foodborne disease is a serious problem. Illnesses from contaminated foods cause over 128,000 hospitalizations and 3,000 deaths each year in the United States. The Centers for Disease Control and Prevention estimates that one in six Americans suffers a food-related illne... Read More

And now for something completely different: optimistic news from the world of antibiotic stewardship

There’s no way to avoid the news of a growing concern for drug-resistant infections. In both life-threatening and relatively superficial infections, the ability to successfully treat microbial infections with antimicrobials is decreasing. Our only recourse is to use the drugs we have carefully w... Read More

Climate change affects Swedish reindeer herding and increases tularemia

In northern Sweden, data from certain weather stations have shown that the snow season has been shortened by over two months in the last 30 years, which has huge effects on reindeer herding. Also, the climate sensitive human infection tularemia has tenfolded over the same period and is much more... Read More
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