ABSTRACT

Serotype 4b Complex (4b, 4d, 4e) ............................................................340 11.2.2 Lineage II ................................................................................................................ 341

11.2.2.1 Molecular Identication and Further Partitioning within Lineage II ...... 341 11.2.2.2 Lineage II versus Serotypes 1/2a and 1/2c in the Context of

Epidemiology and Pathogenesis .............................................................. 342 11.2.3 Lineage III .............................................................................................................. 343

11.2.3.1 Implications of Clonal Population Structure in L. monocytogenes .........344 11.3 Epidemic-Associated Strains ..............................................................................................344