Sentence examples for diversification of virulence from inspiring English sources

The lack of this saf operon is in accordance with the phylogenetic study of den Bakker et al. (2011) demonstrating the diversification of virulence factors content, mainly fimbrial operons, between two clades of S. enterica enterica.

This is particularly interesting as there is no evidence for phage-encoded virulence genes in Listeria, unlike for a number of other pathogens where phage mediated transfer and diversification of virulence genes appear to represent an important mechanism for diversification.

We hypothesized previously that the diversification of virulence genes into families reflects the adaptive pressures imposed on PDV genome evolution due to their role in parasitism success [ 20, 21].

For example, in enterohemorrhagic E. coli considerable diversification of prophages carrying virulence determinants has been observed, likely indicating independent infections of host bacteria by different bacteriophages carrying these virulence determinants [ 55].

The analysis of C. jejuni strains belonging to different clonal complexes also revealed no significant differences in their repertories of virulence genes, showing that intraspecific diversification may be linked to the evolution of different genomic components.

Regulation of virulence gene expression.

Distribution and variability of virulence gene products.

For purposes of virulence, indeed, the timing was excellent.

Mike Nichols's "Death of a Salesman" (2012): [Philip Seymour ] Hoffman[is] an eloquent package of virulence and vulnerability….

Mouse virulence assay showed loss of virulence for the ΔNcGRA17 strain.

However, the mechanism of virulence is unknown.