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BacterioFiles 185 - Bacteroid Builds Beta-lactam Buffer

This episode: Antibiotic-degrading probiotics protect mouse gut microbes from hostile pathogen takeover after antibiotic treatment!


(7.8 MB, 8.5 minutes)


Show notes: 
Read More

BacterioFiles 186 - Matched Mice, Mismatched Microbiota

This episode: Gut microbes can be different even in genetically identical mice in similar conditions!


(7.4 MB, 8 minutes)


Show notes: 
Read More

TWiV 305: Rhymes with shinola

Vincent, Alan, and Kathy continue their coverage of the Ebola virus outbreak in West Africa, with a discussion of case fatality ratio, reproductive index, a conspiracy theory, and spread of the virus to the United States.


Hosts:  Read More

TWiV 308: The Running Mad Professor

Tom talks with Vincent about viral central nervous system infections of global importance, Ebola virus, and running the fastest marathon dressed as a doctor.


Host: Vincent Racaniello Read More

TWiM #89: Microbial handoffs

Hosts: Vincent RacanielloMichael Schmidt, ... Read More

Continuing Discussion on Gain of Function

Should scientific journals publish gain-of-function (GOF) studies, especially those involving pathogens with pandemic potential? While journal editors at the American Society for Microbiology have done so after careful consideration, some scientists expressed concern over that decision. A series... Read More

A gut bacterium that attacks dengue and malaria pathogens and their mosquito vectors

Just like those of humans, insect guts are full of microbes, and the microbiota can influence the insect's ability to transmit diseases. A new study reports that a bacterium isolated from the gut of an Aedes mosquito can reduce infection of mosquitoes by malaria parasites and dengue virus. The b... Read More

Scientists Discover First ‘Virological Penicillin’

Chinese researchers have discovered what they say is the first ‘virological penicillin’ – MIR2911, a molecule found naturally in a Chinese herb called honeysuckle.

Honeysuckle (Lonicera japonica) is a well-known Chinese herb. In Traditional Chinese Medicine, it has been used to effectively tr... Read More

Ebola Patient’s Journey Shows How Global Travel Spreads Disease

The arrival in the United States of a Liberian man infected with the Ebola virus shows how easily the disease can travel and how thin the procedures are, relying heavily on the honesty of travelers and the diligence of airport workers. Some experts say that the system, given its inherent weaknes... Read More

BacterioFiles 187 - Bacteria Bolster Bedbug Biotin

This episode: Some Wolbachia bacteria produce vitamin B7 for their insect hosts!


(7.1 MB, 7.75 minutes)


Show notes: 
Journal Paper


Read More

TWiV 306: This Week in Ebolavirus

 


The Grand Masters of the TWiV discuss Ebola virus transmission, air travel from West Africa, Ebola virus infectivity on surfaces, the Dallas Ebola virus patient, and Ebola virus in dogs.


Hosts:  Read More

Yogurt bacteria could replace colonoscopies for cancer detection

Let's face it: colonoscopies are pretty unpleasant. But what if you could eat a spoonful of yogurt to check for cancer rather than enduring that procedure? MIT professor Sangeeta Bhatia is working on engineered bacteria that detects colorectal cancer. Read More

TWiM #90: Think globally, act locally

Hosts: Vincent Racaniello.


Special guests: Laurene Mascola and Read More

TWiP 78: Eau de rodent

 


Vincent and Dickson discuss how malaria parasites induce odors in their rodent hosts that attract mosquitoes.


Hosts: Vincent Racaniello and  Read More

Tobacco plant may be key to Ebola drugs

In the world of health and medicine, the word tobacco usually brings to mind cancer, emphysema and heart disease. But in recent years the plant's tarnished reputation is getting a makeover from the development of pharmaceuticals through an effective, swift and cost-cutting technique that has bee... Read More

Bacteria are more promiscuous than expected, since plasmids invade unexpectedly diverse fraction of soil bacteria

Conjugal plasmids provide microbes with full complements of new genes. Conjugal plasmid transfer is deemed responsible for the rapid spread of antibiotic resistance among microbes. While broad host range plasmids are known to confer transfer abilities to diverse hosts in pure culture, the extent... Read More

Acute flaccid paralysis of unknown etiology in California

In February 2014 I wrote about children in California who developed a poliomyelitis-like paralysis, also called acute flaccid paralysis or AFP. However, the cause of this paralysis was not known. The CDC has released its study of these cases and concludes “The etiology of AFP with anterior myeli... Read More

Footage From 1976 Documents Discovery of Ebola Virus

In 1976, a group of health workers took a pair of film cameras to what was then known as Zaire and documented their discovery of a new, deadly virus.

Today we know that virus as Ebola.

A 27-year-old Belgian microbiologist named Peter Piot and his colleagues were the first to scientifically... Read More

Treatment of Ebola virus infection with brincidofovir

The Liberian man who was diagnosed with Ebola virus infection after traveling to Dallas, Texas, was treated with an antiviral drug called brincidofovir. This drug had originally been developed to treat infections with DNA-containing viruses. Why was it used to treat an Ebola virus infection? Read More

Frozen Poop Pills Fight Life-Threatening Infections

Fecal transplants can be life-saving for people with stubborn bacterial infections, but they're not for the faint of heart. So doctors have come up with a way to make them more palatable – the frozen poop pill.

People infected with Clostridium difficile suffer debilitating diarrhea, but the b... Read More
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