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Researchers find superbug gene in New Delhi water

A deadly superbug was found in about a quarter of water samples taken from drinking supplies and puddles on the streets of New Delhi, according to a new study. Experts say it's the latest proof that the new drug-resistant bacteria, known as NDM-1, named for New Delhi, is widely circulating in th... Read More

Vaccine could cure cat allergies, study suggests

Sniffly-nosed kitten-lovers rejoice: A new vaccine could soon banish allergies to cats. The vaccine isn't ready for prime time yet, but a new study finds that the shots are safe, researchers reported March 31 in the Journal of Allergy and Clinical Immunology. They're also effective at reducing a... Read More

Strep Infections Can Turn Deadly, Trigger Toxic Shock

Infection with some strains of strep turn deadly when a protein found on their surface triggers a widespread inflammatory reaction. In a report published April 7 in the journal Nature, researchers describe the precise architecture of a superstructure formed when the bacterial protein called M1 ... Read More

World Health Day – 7 April 2011 Antimicrobial resistance: no action today, no cure tomorrow

Antimicrobial resistance is not a new problem but one that is becoming more dangerous; urgent and consolidated efforts are needed to avoid regressing to the pre-antibiotic era.

For World Health Day 2011, WHO is introducing a six-point policy package to combat the spread of antimicrobial resis... Read More

Algae biodiversity cleans streams

The more species a habitat holds, the faster pollutants are removed from the water. The first study to rigorously show how biodiversity improves water quality is published today in Nature1. It offers proof that biodiversity helps ecosystems to withstand pressures such as pollution. Read More

Researchers find link between common dietary fat, intestinal microbes and heart disease

A new pathway has been discovered that links a common dietary lipid and intestinal microflora with an increased risk of heart disease, according to a Cleveland Clinic study published in the latest issue of Nature.

The study shows that people who eat a diet containing a common nutrient found i... Read More

TWiM #4: Cantaloupes and Salmonella gastroenteritis

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Hosts: Vincent Racaniello, Read More

TWiM 4 Letters

Aric writes:


I just stumbled upon your podcasts last week and wanted to say that I enjoy them all (TWiV, TWiP, and TWiM). While listening to episode one of TWiM I began to think about the significance of finding human DNA in a bacterial genome. While this discover... Read More

Mussel adhesive inspires tough coating for living cells

Inspired by Mother Nature, scientists are reporting development of a protective coating with the potential to enable living cells to survive in a dormant condition for long periods despite intense heat, dryness and other hostile conditions.

In a report in Journal of the American Chemical Soc... Read More

Beer, bugs, DNA linked to stomach cancer

Swilling at least three beers a day over several years can increase a person’s risk of stomach cancer if combined with two other unseen risk factors, researchers have found. But oddly, wine and liquor didn’t show the same danger level for this malignancy, the team reported April 4 at a meeting o... Read More

The life and times of a vaccine pioneer

Baruch (Barry) Blumberg, the inventor of the world's first successful anticancer vaccine, has died aged 86. His lifelong quest to fight the hepatitis B virus earned him a Nobel prize and the resulting vaccine prevented tens of millions of deaths from hepatitis and liver cancer.

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Microbe Responsible for Methane from Landfills Identified

Researchers have long known that landfills produce methane, but had a hard time figuring out why -- since landfills do not start out as a friendly environment for the organisms that produce methane. New research from North Carolina State University shows that one species of microbe is paving the... Read More

Common bacteria at root of Adler's sudden passing

If there is one thing Dr. P.J. Brennan wants his medical students to take away from his class, it's a healthy respect for Staphylococcus aureus, a common strain of bacteria found on skin and in the nose.

It can cause a range of infections, from pimples to endocarditis. The latter is the same ... Read More

Cell Culture in Three-dimensional Environments

At Karlsruhe Institute of Technology (KIT), researchers of the DFG Center for Functional Nanostructures (CFN) succeeded in specifically cultivating cells on three-dimensional structures. The fascinating thing is that the cells are offered small "holds" in the micrometer range on the scaffold, to... Read More

Protein reveals HIV vaccine targets

A component of a potential vaccine opens to rearrange proteins and to possibly reveal new targets to prevent HIV infection and AIDS. An international team of researchers from the U.S., Sweden, and France studied the structure and behavior of the HIV envelope protein complex, which could serve as... Read More

Do you trust the five-second rule? If so, read this.

Residence time and food contact time effects on transfer of Salmonella Typhimurium from tile, wood and carpet: testing the five-second rule. Salmonella Typhimurium can survive for up to 4 weeks on dry surfaces in high-enough populations to be transferred to foods and S. Typhimurium can be transf... Read More

Migratory Birds, Domestic Poultry and Avian Influenza

The persistence and recurrence of H5N1 avian influenza in endemic regions can largely be blamed on movement and infection by migratory birds. Trade in poultry, poultry products and caged birds, and movement of wild birds also account for H5N1 prevalence in these areas. Several recent outbreaks o... Read More

Science 101: Different Teaching Fosters Better Comprehension, Study Finds

Introductory science courses - in biology, chemistry, math and physics - can be challenging for first-year college, CEGEP and university students. Science 101 courses can make or break a student's decision to venture into a scientific field or even pursue higher education.

"The language, fund... Read More

NEJM video on hand washing in clinical care

The ASM has for a number of years been supporting a hand washing campaign. The 31 March 2011 issue of The New England Journal of Medicine has a very good 14-minute-long video on hand washing in clinical care. (Pre-surgical hand scrubbing is not covered.) The video is by Yves Longtin, Hugo Sax, B... Read More

New research venture between Liverpool and Saudi Arabia aims to advance global response to infectious diseases

The Kingdom of Saudi Arabia's Ministry of Health (KSA MoH), the Liverpool School of Tropical Medicine (LSTM) and the Innovative Vector Control Consortium (IVCC) have launched a new venture to significantly increase the global ability to control major infectious diseases such as malaria and dengu... Read More
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