Thursday, April 23, 2009

Viruses Could Kill Superbugs That Antibiotics Can't

Bacteriophages like the one shown in this computer-generated image could be a new weapon against antibiotic-resistant bacteria (Image: Corneyl Jay / SPL)

From New Scientist:

A VIRUS that gobbles up the bacteria that cause debilitating ear infections could become the next weapon against antibiotic-resistant bacteria, after the first clinical trial of a bacteriophage treatment proved successful.

The trouble with bacteria is that they can evolve to outsmart antibiotics, secreting enzymes that break them down, or developing extra pumps to force drugs out of their cells. Because antibiotic resistance hampers treatment for common diseases including pneumonia, salmonella and tuberculosis, it is a growing public health problem.

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