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The virus and the virion

The illustration at left depicts a virion – the infectious particle that is designed for transmission of the nucleic acid genome among hosts or host cells. A virion is not the same as a virus. I define virus as a distinct biological entity with five distinct characteristics. Others believe that ... Read More

'Friendly bacteria' in pregnancy may prevent eczema in childhood

Mothers who drink milk containing 'friendly bacteria' (probiotics) while pregnant and breastfeeding may reduce their child's risk of developing eczema, reports a new study. And if their child does develop eczema, it may be less severe.

What do we know already?

Probiotics are tiny organisms... Read More

Dengue vaccine push grows as fever hits closer to home

The push for a vaccine against the potentially serious dengue fever gained urgency on Thursday as health officials in Miami Beach and Ocala reported the first suspected cases there.

With an apparent 5 percent of Key West residents now infected via mosquitoes, which are abundant throughout Sou... Read More

Hijacked Supplies for Pathogens: Legionnaire’s Disease Bacteria Tap Into the Material Transport in Immune Cells

Legionnaire's disease bacteria tap into the material transport in immune cells. When it infects the lungs, the Legionnaire's bacterium Legionella pneumophila causes acute pneumonia. The pathogen's modus operandi is particularly ingenious: it infiltrates deliberately into cells of the human immun... Read More

Dangerous Fungus Now Endemic in Pacific Northwest: CDC

Cryptococcus gattii -- an airborne fungus that can cause life-threatening illness -- is an emerging infection in the Pacific Northwest, U.S. health officials said Thursday.
Click here to find out more!

While C. gattii infections are rare -- only 60 cases have been reported since 2004 -- they... Read More

Ex-player sues Browns over staph infection

Former Cleveland Browns centre LeCharles Bentley sued the team on Thursday over a career-ending staph infection he says he contracted at the team's training facility.

Bentley's attorney, Shannon Polk, said the lawsuit filed in Cuyahoga County Common Pleas Court seeks at least $25,000 US in da... Read More

The influenza A(H5N1) epidemic at 6 and a half years: 500 notified human cases and more to come

Introduction
--------------
Since November 2003, the epidemic intelligence team at the French Institut de Veille Sanitaire [InVS] has been gathering data on influenza A(H5N1) circulation in poultry and on human cases worldwide. As Indonesia notifies the world's 500th case to the World
Health... Read More

New bacteria purify alumina

New species of bacteria have been discovered which can break down sodium oxalate impurities produced during the refining of bauxite into alumina.

Oxalate affects the quality of the final product. At present, refiners can either remove the oxalate and store it, which is expensive, or burn it o... Read More

Scientists discover how deadly fungal microbes enter host cells

A research team led by scientists at the Virginia Bioinformatics Institute (VBI) at Virginia Tech has discovered a fundamental entry mechanism that allows dangerous fungal microbes to infect plants and cause disease. The discovery paves the way for the development of new intervention strategies ... Read More

Monitoring influenza activity in Europe with Google Flu Trends: comparison with the findings of sentinel physician networks

The number of Internet searches has recently been used by Google to estimate the influenza incidence in the United States. We examined the correlation between the Google Flu Trends tool and sentinel networks estimates in several European countries during the 2009 influenza A(H1N1) pandemic and ... Read More

Simple 'Recipe' for Fungus-Free Horseradish Developed

In the battle against soil fungi that discolor horseradish roots and can render the entire crop unsellable, University of Illinois researcher Mohammad Babadoost found that subjecting the roots to hot water before planting was most effective in killing the pathogen in propagative root stocks.

... Read More

Fighting foot fungus one nano-sheet at a time

Researchers in Shanghai have engineered super-thin sheets of graphene oxide paper that could be used as antibacterial material in shoes, bandages, and food packaging.

That's right. We mortal humans have discovered a kind of material that actually fights disease-causing bacteria, thereby openi... Read More

Nanotech Coatings Produce 20 Times More Electricity from Sewage

Engineers at Oregon State University have made a significant advance toward producing electricity from sewage, by the use of new coatings on the anodes of microbial electrochemical cells that increased the electricity production about 20 times.

The findings, just published online in Biosensor... Read More

Disappearing Needles: Vaccine-Delivery Patch with Dissolving Microneedles Eliminates "Sharps" Waste and Improves Protection

A new vaccine-delivery patch based on hundreds of microscopic needles that dissolve into the skin could allow persons without medical training to painlessly administer vaccines - while providing improved immunization against diseases such as influenza.

Patches containing micron-scale needles ... Read More

BacterioFiles Micro Edition 1 - Bacteria Boost Buzzing Babies

Trying something new: Micro Edition! One story, put out when there is an interesting new item. This episode: Bacteria protect fruit flies from parasites!
Post questions or comments here, at the link above, or email to bacteriofiles@gmail.com. Thanks for listening!
{mp3remote}http://blip.tv/fil... Read More

New Way to Target Viruses Could Make Antiviral Drugs More Effective

Scientists have developed a new way to target viruses which could increase the effectiveness of antiviral drugs.

Instead of attacking the virus itself, the method developed at the University of Edinburgh alters the conditions which viruses need to survive and multiply.

By making the site o... Read More

Tools for Life

The first microbe to live entirely by artificial genetic instructions began proliferating in a test tube in late March at the J. Craig Venter Institute in Rockville, Md. Venter and his colleagues built a synthetic genome for a strain of the Mycoplasma mycoides bacterium. The feat made headlines ... Read More

New antibacterial material for bandages, food packaging, shoes

A new form of paper with the built-in ability to fight disease-causing bacteria could have applications that range from anti-bacterial bandages to food packaging that keeps food fresher longer to shoes that ward off foot odor. A report about the new material, which consists of the thinnest possi... Read More

More Misery From Tick Bites

Q. A friend recently fell quite ill with something called ehrlichiosis. What is it and how can I avoid getting it?

A. Ehrlichiosis is a tick-borne infection with flulike symptoms, caused by one of a handful of bacteria in the genus Ehrlichia. The form that most commonly infects humans in the... Read More

Sepsis threatens hospital patients (and others), study finds

Add sepsis to your list of post-surgery worries. Or, if you're so inclined, to your list of worries in general.

First, we'll look at the hospital picture. Researchers at Methodist Hospital, Weill Cornell Medical College, set out to document the incidence, mortality rate and risk factors for ... Read More
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