By Ulf Dieckmann, Johan A. J. Metz, Maurice W. Sabelis, Karl Sigmund
This monograph takes inventory of our present wisdom at the evolutionary ecology of infectious ailments, and units out the targets for the administration of virulent pathogens. during the textual content, the basic techniques and strategies underlying the versions are conscientiously defined in a different sequence of built-in bins.
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Additional resources for Adaptive Dynamics of Infectious Diseases: In Pursuit of Virulence Management (Cambridge Studies in Adaptive Dynamics)
In microparasitic diseases, attention is usually focused on the dynamics of either a single pathogen (simple infection) or several related strains of the same pathogen (multiple infection). The majority of cross-sectional surveys of macroparasites in wildlife, however, show that, in general, more than one parasite species is present in any given host (Bush and Holmes 1986; Goater et al. 1987; Goater and Bush 1988; Dobson and Keymer 1990). The combination of demographic and epidemiological parameters conferring the highest competitive advantage to a particular macroparasitic species is discussed in Dobson and Roberts (1994) and Gatto and De Leo (1998).
The majority of cross-sectional surveys of macroparasites in wildlife, however, show that, in general, more than one parasite species is present in any given host (Bush and Holmes 1986; Goater et al. 1987; Goater and Bush 1988; Dobson and Keymer 1990). The combination of demographic and epidemiological parameters conferring the highest competitive advantage to a particular macroparasitic species is discussed in Dobson and Roberts (1994) and Gatto and De Leo (1998). As a result of the complications inherent in macroparasite infection dynamics, empirical research on virulence evolution traditionally has been directed toward microparasitic infections.
The subtlety of these distinctions has led to ambiguity in the literature, both in verbal and mathematical treatments of the hypothesis. Resolution of these ambiguities is a necessary step toward identification of the appropriate avenues for further development of theory about the evolution of virulence. , waterborne transmission). Their model therefore suggests that improvements in hygiene will not cause an evolutionary reduction in virulence if transmission occurs through only one mode. Although this result is interesting, it does not represent evidence against the hypothesized link between waterborne transmission and the evolution of virulence.