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FDA clears single-use antibacterial surgical respirator

The U.S. Food and Drug Administration cleared the SpectraShield 9500 N95 surgical respirator, a device that kills 99.99 percent of three different kinds of bacteria when exposed to its outer surface.

The FDA cleared the SpectraShield as a single-use, N95 surgical respirator for use in health... Read More

April 2011 Microbe Feature article--BioCyc: Microbial Genomes and Cellular Networks

BioCyc: Microbial Genomes and Cellular Networks

by Peter D. Karp, Ingrid M. Keseler, Tomer Altman, Ron Caspi, Carol A. Fulcher, Pallavi Subhraveti, Anamika Kothari, Markus
Krummenacker, Mario Latendresse, Tom Lee, Suzanne M. Paley, Alexander G. Shearer, and Miles Trupp

The BioCyc system h... Read More

Germy Faucet Fingered In Outbreak Of Blood Infections From Alabama IVs

An investigation into microbial contamination that led to blood infections of 19 hospitalized patients in Alabama has found a genetic match between bacteria cultured from a dozen infected patients and water samples from a faucet in a pharmacy that prepared IV nutrition products.

The bacteria ... Read More

Surveys Confirm Enormous Value of Science Museums, 'Free Choice' Learning

One of the first studies of its type has confirmed that a science museum can strongly influence the public's knowledge and attitudes about science and technology, and to a surprising degree can cut across racial, ethnic, educational and economic barriers.

"The holy grail of science museums is... Read More

"Eliminated" Measles Imported By Kids To United States

It seems that our children need to be vaccinated for measles earlier in life. In just the first two months of the year, 13 people in the U.S. contracted measles as a result of international travel, many of them young children according to the Center for Disease Control and Prevention, or CDC. Al... Read More

TB waits for chance to do most damage

Stealthy and patient, tuberculosis is able to lie dormant for decades, waiting for the right time to break out in epidemic proportions.

A study tracing a particular strain back to the fur trade, when French Canadian explorers unwittingly spread it to indigenous peoples is offering clues as to... Read More

Study Finds Commonly Used Silver Nanoparticles Are Deadly to Microbes, Plants

Among the millions of tons of nanoparticles manufactured annually, silver nanoparticles are a particular favorite as they work as antibacterial agents in surgical tools, water treatment, wound dressings, and in a variety of other roles. They’ve even been used in the cathodes of batteries.

And... Read More

Insects with Rickettsia infection produce twice as many offspring

Endosymbiotic bacteria, which take up residence inside their hosts' bodies, aren't particularly rare in insects; in fact, the majority of insect species likely harbor one or more symbionts. However, scientists don't really know how these microbes become entrenched in new host populations. A case... Read More

Effect of solar eclipse on microbes

A solar eclipse was observed in India on 15(th) January, 2010. It was a total eclipse in some parts of the country, while it was a partial eclipse in other parts. Microorganisms play an important role in various phenomena on the earth. This study was undertaken to know the influence of solar ecl... Read More

Gender-Specific Gene Expression Features in the Blood Fluke Parasite Schistosoma japonicum

Schistosoma japonicum is one of the remarkable Platyhelminths that are endemic in China and Southeast Asian countries. The parasite is dioecious and can reside inside the host for many years. Rapid reproduction by producing large number of eggs and count-react host anti-parasite responses are th... Read More

WHO Sounds Alarm on Drug Resistant Germs

As the World Health Organization prepares to mark World Health Day April 7, the U.N. agency is urging stepped-up international efforts to address the problem of antibiotic-resistant bacteria, which are posing increasingly serious public health threats, especially in hospitals. Here is our first... Read More

Outsmarting Dengue Fever by Vaccinating Mosquitoes

Just after sunrise in early January, a delivery van trundled along a suburban street in Queensland, Australia. Inside were tubs filled with a type of mosquito that carries dengue fever, the flulike illness that annually sickens 50 million to 100 million people worldwide. Workers inside the van s... Read More

First Clinical Trial Results for Yellow Fever Vaccine

Xcellerex, Inc., a leader in rapid deployment, single-use biomanufacturing solutions, today announced positive results of a Phase I clinical trial of its investigational vaccine against yellow fever virus, XRX-001. In the study, the vaccine was well tolerated and induced neutralizing antibodies ... Read More

Alabama infections likely caused by faulty sterilizing

A failed sterilization process likely caused bacterial infections in 19 Alabama patients who received contaminated intravenous nourishment, a health official said on Thursday.

But officials still don't know whether the deaths of nine of those patients resulted from the outbreak of Serratia ma... Read More

Instant Evolution in Whiteflies: Just Add Bacteria

In a case of rapid evolution, bacteria have been found to give whiteflies – crop-damaging insects of global importance – an edge over their uninfected peers, new research from the UA suggests.

In just six years, bacteria in the genus Rickettsia spread through a population of the sweet potato ... Read More

April 2011 Microbe feature article--Marine Microorganisms, Biogeochemical Cycles, and Global Climate Change

The April 2011 issue of Microbe is now online and includes the feature article

Marine Microorganisms, Biogeochemical Cycles, and Global Climate Change
by Jonathan P. Zehr, Julie Robidart, and Chris Scholin
Global environmental change demands a deeper understanding of how marine micro... Read More

Scripps Research scientists find E. coli enzyme must move to function

Slight oscillations lasting just milliseconds have a huge impact on an enzyme's function, according to a new study by Scripps Research Institute scientists. Blocking these movements, without changing the enzyme's overall structure or any of its other properties, renders the enzyme defective in c... Read More

Dr. Kiki's Science Hour 89: Bacteria, Viruses And Parasites, Oh My! (video)

With guest Host: Brian Malow - Science Comedian (featured on episode 5 of MicrobeWorld Video: http://bit.ly/gC87Il).

Talking about bacteria, viruses, parasites and science tattoos with featured guest Carl Zimmer - Science Writer and former host of Meet The Scientist (listen to the complete a... Read More

Thermophiles lurking in your basement

Ever wondered what exotic life forms may be lurking in the dark, hidden corners of your home? Scientists wonder too. Studies have shown that our modern plumbing systems provide sanctuary to a menagerie of microbes. A new pilot project plans to elicit the help of homeowners to catalogue the life ... Read More

Prehistoric Human Brain Found Pickled in Bog

A human skull dated to about 2,684 years ago with an "exceptionally preserved" human brain still inside of it was recently discovered in a waterlogged U.K. pit, according to a new Journal of Archaeological Science study. Laser imaging, chemical analysis and other examinations revealed that the b... Read More
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