This strain has a unique toxin profile thought to represent increased virulence ... risk factor for this new strain. Loo VG et al. A predominantly clonal multi-institutional outbreak of ...

These factors ensure a definite and regular nature of the transmission of the causative agent from one individual to another. Virulence signifies the degree of pathogenicity of the given culture ...

AN X Factor star looked unrecognisable as he was spotted performing in a village pub 20 years after the show final. Steve Brookstein, 44, famously won the very first series of X Factor back in ...