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Key difference in how TB bacteria degrade doomed proteins

Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory and Stony Brook University have discovered a key difference in the way human cells and Mycobacterium tuberculosis bacteria, which cause TB, deliver unwanted proteins — marked with a "kiss of death" sequence — to t... Read More

TWiV 103: Shots with LJ Tan

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On episode #103 of the podcast This Week in Virology, Vincent and Alan discuss influenza vaccines with LJ Tan of the American Medical Association.


Host links Read More

TWiV 103 Letters

Anttoni writes


Hi!


Thank you for your great program!


Im a material enginer/organic chemist student and i have developed a interest in virology while listening to your program. I found your program when asking around in www.reddit.com f... Read More

Virus Deadly in Livestock Is No More, U.N. Declares

In only the second elimination of a disease in history, rinderpest — a virus that used to kill cattle by the millions, leading to famine and death among humans — has been declared wiped off the face of the earth.

Rinderpest, which means “cattle plague” in German, does not infect humans, thou... Read More

Newer, Deadlier Version of E. coli Spreads

E.coli is one of most well-known infections. But in a growing number of cases, this common stomach bug is turning into a superbug. Tonight, CBS Evening News Anchor Katie Couric reports on a deadly version of E.coli - with a genetic mutation that makes it extremely hard to treat.

Tom Dukes nev... Read More

A silver bullet for the common cold

Scientists are hailing a breakthrough that could lead to one of medicine's holy grails - a cure for the common cold.

Researchers have found they can attach tiny studs of silver to the surface of harmless bacteria, giving them the ability to destroy viruses.

They have tested the silver-impr... Read More

Tips from the Journals of the American Society for Microbiology

New Evidence of Common Gastric Infection as Invasive Pathogen May Explain Antibiotic Resistance

Helicobacter pylori, the bacterium largely associated with gastritis and peptic ulcers in humans, may invade and replicate in gastric epithelial cells say researchers from China. This discovery dis... Read More

Caribbean Coral Reefs Took a Beating This Summer

In the western Caribbean, some coral reefs have turned into eerie white ghost towns.

Scientists with the Smithsonian Tropical Research Institute have documented a major bleaching event in the reefs near Panama and the island of Curaçao. Such bleaching occurs when a reef loses the tiny photosy... Read More

Rinderpest Virus, Deadly in Livestock, Is No More, U.N. Says

In only the second elimination of a disease in history, rinderpest — a virus that used to kill cattle and wildlife by the millions — has been declared wiped off the face of the earth.

Rinderpest, which means “cattle plague” in German, does not affect humans, though it belongs to the same viru... Read More

Antibiotics Investigated as Asthma, Allergy Cause

Could giving infants antibiotics in their first year of life trigger asthma and allergies that develop later on in childhood?

That's the suspicion of a team of Canadian medical researchers who are conducting a $2.5 million study to find the answer.

More than 50 percent of Canadian infants ... Read More

Chiquita has new bag-salad wash it says kills more bacteria

Chiquita Brands International said Friday that it is using a new wash on its bagged salads that better kills bacteria including E. coli and salmonella.

Chiquita (CQB) said it will longer use the industry standard wash of chlorine, which it said leaves some bacteria on the leaves. Instead it w... Read More

Eat safer: Novel approach detects unknown food pathogens

Technologies for rapid detection of bacterial pathogens are crucial to maintaining a secure food supply.

Researchers from the School of Science at Indiana University-Purdue University Indianapolis (IUPUI) and the Bindley Bioscience Center at Purdue University have developed a novel approach t... Read More

Microorganisms that inhabit our bodies could trigger some diseases: researchers

Did you know that our bodies are home to trillions — yes, trillions — of microorganisms that play a role both in keeping us healthy and making us sick?

Taken together, these teeming communities of bacteria, viruses and fungi make up what's known as our microbiome, and probing its secrets has ... Read More

Talk about going viral: Touch-screen devices can harbor flu germs

Personal touch-screen devices – iPads, BlackBerrys and Droids – are now seemingly everywhere, potentially harboring the germs and viruses that turn voices raspy and send noses running.

Want to peek at a digital snapshot, a friend's Facebook status or to show off the latest YouTube video? Best... Read More

Cancer clues in DNA magic rings trick

New research shows, how like a conjuring trick with interlocking rings, two interlocked pieces of DNA are separated after DNA is copied or repaired.

While reconstituting the DNA repair system of yeast in a test tube, scientists found that a complex of proteins called Sgs1, Top3, and Rmi1 allo... Read More

New Treatment May Protect Against Pneumonia

Intranasal administration of the protein flagellin may activate innate immunity and protect against acute pneumonia say researchers from France. They report their findings in the October 2010 issue of the journal Infection and Immunity.

Streptococcus pneumoniae is a major cause of respirator... Read More

Newly Identified Virus May Cause Pediatric Diarrhea

Klassevirus, a new member of the picornavirus family, has recently been discovered in human stool and more specifically linked with pediatric diarrhea. Researchers from the U.S. and abroad detail their findings in the October 2010 issue of the journal Clinical and Vaccine Immunology.

Initial... Read More

New Evidence of Common Gastric Infection as Invasive Pathogen May Explain Antibiotic Resistance

Helicobacter pylori, the bacterium largely associated with gastritis and peptic ulcers in humans, may invade and replicate in gastric epithelial cells say researchers from China. This discovery disputes prior views of H. pylori as a noninvasive pathogen and could offer significant insight into ... Read More

Universal influenza vaccines

The need to re-formulate the influenza virus vaccine in response to viral antigenic drift and shift makes for complex logistics of vaccine production and administration. Surveillance programs must be conducted each year to identify strains that are likely to predominate and cause disease. Wouldn... Read More

New XMRV research supports possible links with cancer but not chronic fatigue syndrome

Xenotropic murine leukemia virus–related virus (XMRV) has been the subject of many studies since its discovery in 2006, but conflicting reports have created an unclear picture of XMRV's role in human disease. In three recent studies published in the November 15 issue of The Journal of Infectious... Read More

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