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Deadly Tool Discovered in Salmonella's Bag of Tricks

The potentially deadly bacterium Salmonella possesses a molecular machine that marshals the proteins it needs to hijack cellular mechanisms and infect millions worldwide.

Jorge Galan's lab has been in the forefront of investigating the intricate mechanisms that microbes such as Salmonella use... Read More

Of Terms in Biology: Colloids

Colloid may not be a common term in biology these days, but in the early 20th century, colloids were believed to hold the key to the secrets of life. So what is a colloid? According to the Encyclopaedia Britannica it is any substance consisting of particles substantially larger than atoms or ord... Read More

From the"weird science" files, it's gross, but amazing if it works

C. Diff infections are on the rise & antibiotic potency is on the decline, so perhaps the solution is closer to us than thought - in the stool of our loved ones.
Read More

Christopher Columbus Foundation-U.S. Chamber of Commerce Life Sciences Awards

Deadline for Submission: Tuesday, April 5, 2011

The U.S. Chamber of Commerce supports American industry dedicated to protecting human health through the testing, manufacturing and marketing of biomedical products. As scientific innovation of biomedical products begins at the lab bench, the Ch... Read More

Giant Virus, Tiny Protein Crystals Show X-Ray Laser's Power and Potential

Two studies published in the Feb. 3 issue of Nature demonstrate how the unique capabilities of the world's first hard X-ray free-electron laser -- the Linac Coherent Light Source, located at the Department of Energy's SLAC National Accelerator Laboratory -- could revolutionize the study of life.... Read More

Mundo de los MIcrobios - Episodio 78

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A continuación: Coger un resfriado, Glo Germ, el vino tinto y las enfermedades transmitidas por los alimentos, y el asma en los recién nacidos.

Coger un resfriado

¿Puede... Read More

Misconduct at German biomedical centre worse than feared

A case of scientific misconduct at the Research Center Borstel in Germany is assuming ever-more alarming proportions. The center, which had first launched an investigation last July, announced this week that retractions are underway of 6 more papers produced by current and former members of its ... Read More

First New C. Difficile Drug in a Generation Superior to Existing Treatments

Clostridium difficile infection (CDI) is a significant and growing problem in hospitals and other health care facilities, but no new drugs to treat the condition have been developed in several decades. However, a large-scale, phase 3 trial conducted by Canadian and U.S. researchers shows that th... Read More

Moving microbiology not good for patients (letter)

"I am writing this letter to add my voice to the growing number of those opposed to the removal of diagnostic Microbiology from the laboratory services at the Nanaimo Regional General Hospital and at the Campbell River Hospital.

Based on 25 years experience working in Microbiology both as a B... Read More

Honey not so sweet for babies

Honey should not be consumed by children under age one, Health Canada said Wednesday, citing concerns that infant botulism could lead to paralysis.

Health Canada said the condition stems from the Clostridium botulinum bacteria, which is common in nature.

"The bacteria can't grow or make to... Read More

Piecemeal closures don’t ease epidemics

Widespread school closures are the only way to significantly curtail the spread of an epidemic, according to a new study that finds limited closures are ineffective at reducing strain placed on hospitals.

“Influenza potentially places an extreme burden on local health services. This was obser... Read More

Google: It's alive! Microbiologists use bacteria to cook up logo...

Grow Google debuted on YouTube Monday the 31st of January. Today is Thursday and it has been viewed 45K times since the two microbiologists, Professor Edward Johnson and his graduate student Clayton Wright agreed to help Dr. Johnson's son produce a video for the Google Demo Slam competition. ... Read More

Plant prepares for pathogens at dawn

When flu season arrives, you might start eyeing citrus fruit closely or washing your hands with extra diligence. You're not alone. One species of plant, Arabidopsis thaliana, also anticipates an impending infection and guards itself against it.

The secret to its success is an immune system th... Read More

Potential Vaccine to Prevent Gastritis, Ulcer Disease, Gastric Cancer

A new study led by researchers at Rhode Island Hospital in collaboration with the University of Rhode Island (URI) and EpiVax. Inc, a privately owned vaccine development company in Providence, RI, has identified a potential vaccine capable of reducing colonization of Helicobacter pylori (H. pylo... Read More

Should we let sleeping microbes lie?

Microbes have three options: They can live, they can die, or they can be dormant.

How large numbers of dormant microorganisms, which act like hibernating bears, affect the natural environments when they act as microbial seed banks is unknown, says Jay Lennon, assistant professor of microbiolo... Read More

Measles vaccine: Inhaled, not injected

The new vaccine was studied in rhesus macaques for a Jan. 31 report published in the journal Proceedings of the National Academy of Sciences.

“An effective dry powder vaccine would be tremendously helpful in less-developed regions where resources are limited,” says Diane Griffin, senior autho... Read More

Bacteria’s Genes Turn Against It

Researchers at Lawrence Livermore National Laboratory (LLNL) have discovered a new way to combat antibiotic resistant bacteria by using the bacteria's own genes.

For more than 50 years, antibiotics have been used to treat a variety of deadly infections and saved countless lives. Its broad int... Read More

Bait-and-switch to fight tuberculosis bug: Find out what it needs, then give it something else

A study published in mBio this week highlights a novel approach to developing new antibiotics for tuberculosis and other infections using high-throughput bioinformatics. Lamichhane et al. generated and genotyped over 5,000 strains of M. tuberculosis and used statistical analysis to find putativ... Read More

Bacteria in the Gut May Influence Brain Development

A team of scientists from around the globe have found that gut bacteria may influence mammalian brain development and adult behavior. The study is published in the scientific journal PNAS, and is the result of an ongoing collaboration between scientists at Karolinska Institutet in Sweden and the... Read More

Controversy Erupts in French Classrooms over Permitting Teens to Genetically Modify Bacteria

A row has broken out in France over whether 15- and 16-year-olds should be allowed to create transgenic Escherichia coli bacteria in the classroom.

Practical experiments in which students learn how to use plasmids to alter the DNA of the bacteria have been under way for 17 and 18-year-olds in... Read More
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