'Defective' virus surprisingly plays major role in spread of disease
Friday, March 1, 2013 - 13:00
in Health & Medicine
Defective viruses, thought for decades to be essentially garbage unrelated to the transmission of a virus, now appear able to play a much more important role in the spread of disease, biologists show. Life scientists report for the first time a significant link between a defective virus and an increased rate of transmission of a major disease.