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Dirt, The Microbial Envelope of Earth

Hast thou considered dirt? This article goes 'deep' into dirt, stuff that's all around us but rarely thought about... Read More

The Inflammatory Response

Vincent Racaniello from This Week in Virology has a great post on his site about what happens to the immune system during the initial infection of an influenza virus:

During the earliest stages of a virus infection, cytokines are produced when innate immune defenses are activated. The rapid ... Read More

Legionella pneumophilia in yolk sac of embryonated egg as stained by the Gimenez method

Legionella pneumophilia in yolk sac of embryonated egg as stained by the Gimenez method Read More

Study Provides Greater Understanding of Lyme Disease-Causing Bacteria

A breakthrough in understanding, if not treatment of, a troublesome infection...

Lyme disease in the U.S. is caused by the tickborne bacteria Borrelia burgdorferi and usually begins with a skin lesion, after which the bacteria spread throughout the body to the nervous system, heart or joints.... Read More

You may be king of the grill, but do you have the food safety skills?

The USDA is on point this year for the Fourth of July with reminding everyone that grilling out often requires special food handling precautions.

The chef of your household might have the skills to cook the perfect burger, but does he or she know the food safety "drills of the grill?" To hel... Read More

An Update on the Multistate Outbreak of E. coli O157:H7 Found in Raw Cookie Dough

An update from the CDC regarding the current status of the recent E. coli outbreak in raw cookie dough. Learn what states have been affected so far, advice for consumers regarding the consumption of these products, and the current status of the investigation of the outbreak. Read More

Using DNA "tandem repeats" to identify pathogenic vibrio

Researchers from Helmholtz Centre for Infection Research, Germany, have developed a new method for better diagnostic of diarrhea causing bacteria. Iit now possible to characterize and distinguish hundreds of bacteria strains in a short time. The method is based on the existence of short, repeti... Read More

Magic Ingredient In Breast Milk Protects Babies' Intestines

A newly discovered molecule in the milk produced by mom, in the first few days after birth, apparently contains a very powerful ingredient which helps protect the "lining of a newborn's gut which is particularly vulnerable to damage as it has never been exposed to food or drink." Read More

Are you Smarter than a Microbe?

Microbes obviously don't have a brain and therefore are not capable of conscious thought however, "many bacteria and protists exhibit behavior that looks remarkably intelligent." Check out six of the most interesting examples of intelligent behavior demonstrated by microbes as compiled from the ... Read More

Biofuels in Puerto Rico (MWV30)

Puerto Rico is widely known as the "La Isla del Encanto," which translated means "The Island of Enchantment." And while its beaches, tropical rain forest, and biolumescent bays are wonders of nature, the island is not without its problems. From energy needs to economics, Puerto Rico shares ma... Read More

Emerging Diseases - Conversations from Penn State

From malaria to e-coli to newly evolved strains of swine flu, infectious diseases are on the rise worldwide. Peter Hudson, founding director of the Penn State Center for Infectious Disease Dynamics and the director of the Huck Institutes of Life Sciences at Penn State, discusses the dynamics of ... Read More

Researchers estimate 9 million bacterial genes in the human gut

While estimates of the number of genes in the human genome is said to be around 20,000, new research estimates that if you take into account our microbiota there may be as many as 9 million genes in the human gut.

"A new concept is to consider human as a super-organism containing those microb... Read More

PLoS paper on citation impact analysis takes into account social networks

From the abstract - The impact of scientific publications has traditionally been expressed in terms of citation counts. However, scientific activity has moved online over the past decade. To better capture scientific impact in the digital era, a variety of new impact measures has been proposed o... Read More

Dept. of Energy's Joint Genome Institute selects 71 new genomic sequencing projects for 2010

The U.S. Department of Energy (DOE) Joint Genome Institute (JGI) has selected 71 new genomic sequencing projects for its 2010 Community Sequencing Program (CSP)—a targeted sampling of the planet’s biodiversity—to be characterized for bioenergy, climate, and environmental applications. JGI’s ... Read More

The Direct Costs of Hospital Acquired Infections and The Costs of Prevention

The CDC report on the direct costs of nosocomial infections and costs of prevention. The last report was published in 1992 based.

From the Summary:

This report uses results from the published medical and economic literature to provide a range of estimates for the annual direct hospital co... Read More

Venter Discovers Ancient Bacteria That Can Turn Coal into Methane

Craig Venter, the controversial American scientist who helped decode the human genome, has announced the discovery of ancient bacteria that can turn coal into methane, suggesting they may help to solve the world’s energy crisis.

The bugs, discovered a mile underground by one of Venter’s micro... Read More

Bill to Reduce MRSA Infection Introduced to Congress

U.S. Senator Robert Menendez (D-NJ) has updated and reintroduced a package of legislation to combat the spread of the infection. The Worker Infection Protection Act would create a new Occupational, Safety and Health Administration (OSHA) standard to protect employees who are exposed to drug resi... Read More

New Way to Make Flu Vaccine with an Insect Virus

HHS Secretary Kathleen Sebelius announced today that the department will pursue advanced development of new way to make influenza vaccine. The work will be done by Protein Sciences Corporation, Inc., of Meriden, Conn., under a new $35 million contract. The contract could be extended up to five y... Read More

What is Koi Herpesvirus?

Koi herpesvirus (KHV) is a highly contagious viral disease that may cause significant morbidity and mortality in common carp (Cyprinus carpio) (Hedrick et al. 2000; OATA 2001). Common carp is raised as a foodfish in many countries and has also been selectively bred for the ornamental fish indust... Read More

TWiV 38: Measles




In episode 38 of This Week in Virology, hosts Vincent Racaniello and  Read More

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