Scientists Discover How Protein Trips Up Germs
Wednesday, February 17, 2010 - 21:49
in Biology & Nature
If bad bacteria lurk in your system, chances are they will bump into the immune system's protective cells whose job is gobbling germs. The catch is that these do-gooders, known as macrophages, ingest and destroy only those infectious invaders that they can securely hook and reel in.