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Why Do Bacteria Thrive in Space?

For reasons that still aren't well understood, bacteria proliferate in microgravity. Creating a potential recipe for disaster for humans stationed in space for long periods, bacteria's love of low-g also raises an intriguing question: Why are they so comfortable there?

Click on source for ful... Read More

TWiV 290: Baylor goes viral

Vincent meets up with Janet Butel and Rick Lloyd at Baylor College of Medicine to talk about their work on polyomaviruses and virus induced stress.


 


Host: Vincent Racaniello


Guests... Read More

Happy Holidays!

Large TSA plate: yellowish organism is Staph aureus, red organism is Serratia marcescens. Grown for 24 hrs at 37 degrees C. Read More

New Springtime Flu Strain Going Around New York

Thought you only had to deal with allergies these days? Well, maybe you've noticed some friends or work colleagues calling in sick lately—that may be because there's another flu strain making the rounds.

According to the Centers for Disease Control, influenza B is accounting for 55% of all vi... Read More

Bacteria 'could be a cause of preterm births'

New research from the US has found a link between preterm births where the water sac around the baby breaks prematurely, and bacteria near where the walls of the sac are thinner.

The researchers, including Amy P. Murtha, associate professor of obstetrics and gynecology at Duke University Scho... Read More

NASA To Test Microgravity’s Effect On Bacteria, Antibiotics

NASA’s Antibiotic Effectiveness in Space (AES-1) investigation is launching in January and it will be offering scientists more insight into how bacteria behave in microgravity.

Bacteria are considered the most successful life forms, and they are hard to run from, even in space. In a micrograv... Read More

TWiV 289: Vinny and the capsids

Vinny and the capsids answer listener questions about the definition of life, state vaccination laws, the basic science funding problem, viral ecology, inactivation of viruses by pressure, and much more.


Hosts:  Read More

Tamoxifen drug appears to kill fungus associated with deadly brain infection

The drug tamoxifen appears to kill a fungus associated with a deadly brain infection that afflicts HIV/AIDS patients, according to a University of Rochester study published online today by mBio, the journal of the American Society for Microbiology.

Click on 'source' to read more. Read More

Arctic bacteria gene swap to detoxify mercury

On the list of substances you really don’t want to mess with, elemental mercury is pretty high up. Inhalation or absorption of the volatile metal can quickly lead to irreversible poisoning. Unfortunately, Hg is also a hallmark of industrial society.....Mercury-resistant bacteria carry a collecti... 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

MAP OF THE DAY: States With 'Nightmare Bacteria' 2001 Vs. 2013

Each year, 2 million people get an infection that is resistant to antibiotics, the CDC has reported. Twenty-three thousand of them die as a result of the infection, and many more die from related complications.

Carbapenem-resistant Enterobacteriaceae (CRE) are just one variety of antibiotic-r... Read More

Graphic Warnings: Ebola Posters Keep The Virus On People's Minds

The campaign is called "Kick Back Ebola." But the posters pack a punch.

Sierra Leone has reported over 700 suspected Ebola cases, more than any other country this year. To help stop the outbreak, health workers have put up Ebola awareness signs all over Sierra Leone's seaside capital of Freet... Read More

This algae farm eats highway pollution

Plant-like microorganisms called algae are pretty interesting little creatures - some species form expansive 'algal blooms' that harm the environment, whereas others can be used to produce biofuel and food sources. Some can even infect humans and mess with their brains.

This diverse organism ... Read More

Stanford bioengineer develops a 50-cent paper microscope

The Foldscope is a fully functional microscope that can be laser- or die-cut out of paper for around 50 cents.

This bookmark-sized microscope can be assembled in minutes, includes no mechanical moving parts, packs in a flat configuration, is extremely rugged and can be incinerated after to s... Read More

MWV Episode 89 - The Water Supply

Creating and maintaining a clean, sustainable water supply means delivering drinking water and collecting wastewater while dealing with pathogenic microorganisms ... Read More

Should We Destroy Our Last Living Samples of the Virus That Causes Smallpox?

This month the World Health Organization (WHO) will meet to decide whether or not to destroy the last living strains of the variola virus, which causes smallpox. Since the WHO declared the disease eradicated in 1979, the scientific community has debated whether or not to destroy live virus sampl... Read More

Talking Bacteria

Quorum sensing is one of the most amazing things about bacteria. More and more research is focusing on potential quorum sensing applications in biomedicine and many other fields of life sciences.

This is a video that I made about QS for a competition in my University. No previous science bac... Read More

When Will We Have a Vaccine for Ebola Virus?

The latest outbreak of Ebola virus in west Africa is the worst ever—as of Monday, it had infected more than 1,200 people and claimed at least 672 victims since this spring. Guinea, Liberia and Sierra Leone all have confirmed cases. An official at Doctors Without Borders has declared the outbreak... Read More

Hijacking bacteria's natural defences to trap and reveal pathogens

Bad bacteria could soon have no place left to hide, thanks to new materials that turn the cell’s own defences against them.

Scientists at The University of Nottingham and GSK Consumer Healthcare have developed a technique that could locate the potential source of an infection by hijacking the... Read More

TWiV 288: ebircsnart esreveR

The Twivsters discuss how reverse transcriptase encoded in the human genome might produce DNA copies of RNA viruses in infected cells.


Hosts: Vincent Racaniello Read More

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