Disabling antibiotic-resistant bacteria

Dreaded bacterial-related diseases have killed untold numbers of humans over the centuries. Today, two million illnesses and nearly 23,000 deaths can be attributed to antibiotic-resistant bacteria throughout the United States, ...

Killing for DNA: A predatory device in the cholera bacterium

Cholera is caused when the bacterium Vibrio cholerae infects the small intestine. The disease is characterized by acute watery diarrhea resulting in severe dehydration. EPFL scientists have now demonstrated that V. cholerae ...

Revealing the weapons by which bacteria fight each other

A new study which was performed jointly at Umea University and the University of Washington in Seattle, USA, discovered that bacteria can degrade the cell membrane of bacterial competitors with enzymes that do not harm their ...

Viruses can have immune systems, new research shows

A study published today in the journal Nature reports that a viral predator of the cholera bacteria has stolen the functional immune system of bacteria and is using it against its bacterial host. The study provides the first ...

Zooming in on bacterial weapons in 3-D

The plague, bacterial dysentery, and cholera have one thing in common: These dangerous diseases are caused by bacteria which infect their host using a sophisticated injection apparatus. Through needle-like structures, they ...

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