Microcheck 811

Genes for virulence factors are often transferred between bacteria by the usual means of transduction, transformation, and conjugation. Plasmids may carry one or more virulence genes. In addition, groups of virulence genes clustered on the chromosome form pathogenicity islands that are transferred together.

■ How could dead bacteria of one strain confer virulence on another strain?

■ Why should a pathogenicity island contain several virulence factors and not just one?

Bacterial Vaginosis Facts

Bacterial Vaginosis Facts

This fact sheet is designed to provide you with information on Bacterial Vaginosis. Bacterial vaginosis is an abnormal vaginal condition that is characterized by vaginal discharge and results from an overgrowth of atypical bacteria in the vagina.

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