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Is brushing your teeth harming your gut microbiome?

In the 1960’s, the microbicide triclosan, was introduced in the United States, and soon after, human weight started to increase dramatically. For some time, researchers have wondered whether triclosan could have played a role in disrupting endocrine dysfunction and contributing to the obesity ep... Read More

TWiV 389: Alphabet hepatitis with Stan Lemon

Host: Vincent Racaniello 

Guest: Stan Lemon

Vinc... Read More

Testing the evolution of resistance by experiment

One of the hallmarks of bad science writing is the claim that any research to do with bacteria will lead to new antibiotics. In this case, however, the scientists backed up their claim. They took bacteria notorious for nosocomial infections (Pseudomonas aeruginosa) and exposed them to a toxin, ... Read More

Agar Art 2016 Contest Submit by May 6

We hope you've started plating your dishes! Here are some of the 2016 entries thus far. Show us your creative streaking! For contest entry rules visit: www.microbeworl.org/art. Submissions close May 6, 2016 11:59 P.M.EST.Entries pictured from left to right: Symbol of ASM, A Once in a Lifetime Ki... Read More

MMP #11: Reexamining the emergence of land plants based on an analysis of the cell walls of charophycean green algae.

Host: Jeff Fox with special guests, Øjvind Moestrup, Peter Ulvskov, and Jesper Harholt.

Øjvind Moestrup and Peter Ulvskov, both at the University of Copenhagen and Jesper Harholt at Carlsberg Laboratory, also in Copenhagen, Denmark, talk with Jeff Fox about their hypothesis about terr... Read More

BacterioFiles 266 - Solar Cyborg Cells Capture Carbon

This episode: Adding exotic elements to convert spore-forming bacteria into light-capturing cyborgs that convert carbon dioxide into useful chemicals!

(9.7 MB, 10.5 minutes)

Show notes: 
Read More

Burkholderia multivorans evolves in bursts in the lungs of cystic fibrosis patients

Leonilde M. Moreira, PhD, has been studying the Burkholderia complex for 15 years. The bacteria, known for causing pneumonia or septicemia in some individuals, can survive for prolonged periods in moist environments. During the last 10 years, it has become one of the more predominant bacteria se... Read More

American Society for Microbiology - Zika Virus Press Conference 2016 @ASMZika

Watch a panel of Zika virus experts who speak about the latest developments on Zika virus research and a wide range of fields that touch on flaviviruses.

Moderated by:

Lynn Enquist, Ph. D.
ASM President and Zika conference convener, Henry L. Hillman Professor in Molecular Biology and Pro... Read More

Vibrio cholerae population structure changes in a matter of weeks

Although the Gram-negative bacterium Vibrio cholerae (right) is normally associated with human pathogenic disease, most V. cholerae cells spend their lives in an aquatic environment, and only a few of the many serotypes are able to cause disease. When strains acquire the right genetic makeup – s... Read More

TWiM 132 Letters

William writes:

Hi TWiMers;

It is a nice late July evening here in Berkeley - 60F/15.5C - no fog, but we have had a bit less than usual summer fog this year.

Ran across this article which is fascinating  because it falls into the category of "what... Read More

TWiV 398: Permission to be intuitive

Vincent speaks with Sandy Weller about her career and her work on the mechanisms of synthesis, maturation, cleavage and packaging of viral DNA genomes.

Host: Vincent Racaniello 

Guest: ... Read More

Research Ushers in New Era of Boutique Chocolate

Washington, DC – November 20, 2015 - A team of Belgian researchers has shown that the yeasts used to ferment cocoa during chocolate production can modify the aroma of the resulting chocolate. “This makes it possible to create a whole range of boutique chocolates to match everyone’s favorite flav... Read More

Ebola medical team develops guidelines for treating infected children

When the Ebola virus outbreak erupted in West Africa in 2014, children infected with the virus -- particularly those under age 5 -- faced overwhelming challenges. Not only was there a high death rate among young children infected with the disease, they often were isolated from their families, le... Read More

New Technique Could Prevent Biofilms on Catheters and Medical Implants

Washington, DC – October 30, 2015 – Biofilms—mats of bacteria similar to the plaque that grows on teeth—frequently coat the surfaces of catheters, and of various medical implants and prostheses, where they can threaten lives or lead to failure of the implants. Antibiotics are impotent against b... Read More

Investigators Map Genomes of Three Historically Important Zika Strains

Washington, DC - August 18, 2016 - A team of researchers from Utah State University, Logan, has characterized the consensus genome sequences of three historically important Zika virus strains. This work is an important step towards developing antiviral therapeutic and preventive strategies again... Read More

Whole-genome sequencing can help ID foodborne outbreaks

As we’ve seen in numerous cases in 2015, food contamination is a real issue for a number of different food types. Vegetable, meat, packaged, fresh – even pet food – we’ve seen too many examples of how bacteria can outsmart our best food safety practices. The Canadian government estimates 1 of ev... Read More

BacterioFiles 264 - Small Cells Stimulate Satiety

This episode: Proteins from gut bacteria seems to affect hunger and satiety in their (rodent) hosts!

(7.7 MB, 8.3 minutes)

Show notes: 
Ne... Read More

TWiV 390: Building a better mosquito trap

Project Premonition, a Microsoft Research project that uses drones to capture mosquitoes and analyze them for pathogens, preprint servers, and three mouse models for Zika virus induced birth defects are the topics of this episode hosted by the TWiumvirate and theirs guests Etha... Read More

TWiV 393: Lovers and livers

The TWiVerati revisit possible sexual transmission of Zika virus, and reveal how a cell protein that allows hepatitis C virus replication in cell culture enhances vitamin E mediated protection against lipid peroxidation.

Hosts:  Read More

'Ensemble' modeling could lead to better flu forecasts, study finds

By combining data from a variety of non-traditional sources, a research team led by computational epidemiologists at Boston Children's Hospital has developed predictive models of flu-like activity that provide robust real-time estimates (aka "now-casts") of flu activity and accurate forecasts of... Read More
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