Related topics: bacteria

Structural biology scores with protein snapshot

In a landmark technical achievement, investigators in the Vanderbilt Center for Structural Biology have used nuclear magnetic resonance (NMR) methods to determine the structure of the largest membrane-spanning protein to ...

Genomic study of 412 anthrax strains provides new virulence clues

By analyzing genomic sequences from more than 400 strains of the bacterium that causes anthrax, researchers have provided the first evidence that the severity – technically known as virulence – of specific strains may ...

Calcium induces chronic lung infections

The bacterium Pseudomonas aeruginosa is a life-threatening pathogen in hospitals. About ten percent of all nosocomial infections, in particular pneumonia, are caused by this pathogen. Researchers from the University of Basel's ...

A lead to overcome resistance to antibiotics

Pseudomonas aeruginosa can become a formidable pathogen causing fatal infections, especially in intubated patients, people suffering from cystic fibrosis or severe burns. The presence of certain metals in the natural or human ...

Bacteria probably formed symbioses with protists early in evolution

Day in, day out, in the smallest of spaces with your greatest enemy. Sounds unbearable? In the world of microbes, this has been everyday life for billions of years. This supposedly direful proximity can lead to unusual partnerships, ...

Two-for-one bacterial virulence factor revealed

We've all seen the headlines. "Man found to be shedding virulent strain of polio"; "Virulent flu strain in Europe hits the economy"; "Most virulent strain of E. coli ever seen contains DNA sequences from plague bacteria."

New mechanisms of 'social networking' in bacteria

Bacteria have traditionally been viewed as solitary organisms that "hang out on their own," says molecular biologist Kevin Griffith of the University of Massachusetts Amherst. However, scientists now realize that in fact, ...

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