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BacterioFiles 251 - Mycophagous Myrmicinae Mutualist Microbes

This episode: Gut bacteria seem to help ants with very restrictive diets flourish more!


(10.6 MB, 11.5 minutes)


Show notes: 
Journal Paper


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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

$7 million grant aids efforts to eliminate neglected tropical diseases

Researchers at Washington University School of Medicine in St. Louis have received a $7 million grant from the Bill & Melinda Gates Foundation aimed at eliminating river blindness and elephantiasis, two neglected tropical diseases that annually sicken millions. Read More

TWiM 125 Letters

Inspired by William:


Dear TWiMers;
Greetings from Berkeley where miracle March (water-wise) was perhaps half a miracle, but that is definitely better than none. At least we will not run out of water this summer.


I found this quasi-synthetic biology result... Read More

TWiM 112 Letters

Steve writes:


Mysterious fungus killing snakes in NY, at least 8 other states | wivb.com - http://wivb.com/2015/08/10/mysterious-fungus-killing-snakes-in-ny-at-least-8... Read More

My first "Mu-Tube" video promoting microbial literacy: What does "microbiology" mean to students?

For my Microbiology course at the University of Puget Sound, I decided to ask my new crop of "micronauts" what the word "microbiology" meant to them on the first day of class. Here are their answers. My wife Jennifer Quinn and I put this together using art from former students. Hopefully, thi... Read More

Yet another reason to avoid methamphetamine: negative effects of meth on wound healing

Dr. Luis Martinez was on a dream vacation with his three boys. Far from their native New York home, they were traveling along the California coast with the ultimate stop at Disneyland. Unfamiliar with the roads, Martinez took a wrong turn outside of Fresno and found himself in a less pleasant pa... Read More

Insecticide-treated nets may still prevent malaria despite mosquito resistance

Insecticide-treated nets may still help prevent malaria despite mosquitoes developing resistance, according to a new study published in Parasites & Vectors. Read More

Asymptomatic people can transmit Dengue viruses to Mosquitos

75% of the ~390 million people infected with dengue viruses present with no symptoms (asymptomatic). It is generally assumed that these asymptomatic infections cannot be transmitted to mosquitos. Not only does this study show that people with asymptomatic infections transmitted the virus to mo... Read More

TWiV 387: Quaxxed

Hosts: Vincent RacanielloDickson DespommierAlan Dove, and  Read More

Vitamin D deficiency may limit immune recovery in HIV-positive adults

Athens, Ga. - A University of Georgia researcher has found that low levels of vitamin D may limit the effectiveness of HIV treatment in adults. Read More

New SARS-like virus can jump directly from bats to humans, no treatment available

Researchers from the University of North Carolina at Chapel Hill have discovered a new bat SARS-like virus that can jump directly from its bat hosts to humans without mutation. However, researchers point out that if the SARS-like virus did jump, it is still unclear whether it could spread from h... Read More

TWiM 127 Letters

Stefan writes:


Just discovered this nice episode.
Well made and nicely discussed comment on our pack-hunting paper; quick reply to the question what would happen if you add one single amoebae: it would multiply and a clonal pack would do the same thing as observe... Read More

TWiV 394: Cards in a hand

Vincent and Alan speak with Erica Ollmann Saphire about her career and her work on understanding the functions of proteins of Ebolaviruses, Marburg virus, and other hemorrhagic fever viruses, at ASM Microbe 2016 in Boston, MA.


Hosts:  Read More

Microbiomes could hold keys to improving life as we know it

A consortium of 48 scientists from 50 institutions in the United States - including Pamela Silver, Ph.D., a Core Faculty member at the Wyss Institute for Biologically Inspired Engineering at Harvard University - are calling for a Unified Microbiome Initiative that would span national cross-insti... Read More

Breast cancer drug beats superbug

Researchers at University of California, San Diego School of Medicine and Skaggs School of Pharmacy and Pharmaceutical Sciences have found that the breast cancer drug tamoxifen gives white blood cells a boost, better enabling them to respond to, ensnare and kill bacteria in laboratory experiment... 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

NIH-sponsored clinical trial of chikungunya vaccine opens

An experimental vaccine to protect against the mosquito-borne illness chikungunya is being tested in a Phase 2 trial sponsored by the National Institutes of Health. Results from an initial trial of the vaccine, which was developed by scientists at the NIH National Institute of Allergy and Infect... 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

TWiP 101: Is it round or is it flat?

The doctors TWiP solve the case of the Woman with White Worms, and explore the role of a secreted growth factor from a carcinogenic parasite in wound healing and angiogenesis.


Hosts:  Read More

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