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Wed 7 Jan, 2009 01:52 am
Evolution In Action: Our Antibodies Take 'Evolutionary Leaps' To Fight Microbes
With cold and flu season in full swing, the fact that viruses and bacteria rapidly evolve is apparent with every sneeze, sniffle, and cough. A new report explains for the first time how humans keep up with microbes by rearranging the genes that make antibodies to foreign invaders. This research fills a significant gap in our understanding of how the immune system helps us survive.