Some of the most aggressive antibiotic-resistant staph infections gain their advantage with a molecule that punctures the immune cells trying to fight off the bacteria, scientists have discovered.
The team elucidated PSM's importance by isolating the protein and adding it to white blood cells called neutrophils, which usually engulf and destroy bacteria that enter the body. PSM molecules destroyed neutrophils by forming pores on the cells, letting their contents leak out.
- Science News (read full story here)
Monday, November 19, 2007
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