Article
Population biology of multihost pathogens.
Science (New York, N.Y.) - 11 May 2001
Woolhouse M E, Taylor L H, Haydon D T
Abstract excerpt
The majority of pathogens, including many of medical and veterinary importance, can infect more than one species of host. Population biology has yet to explain why perceived evolutionary advantages of pathogen specialization are, in practice, outweighed by those of generalization. Factors that predispose pathogens to generalism include high levels of genetic diversity and abundant opportunities for cross-species...
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