A protein associated with a more virulent form of Staphylococcus is

The S. aureus product that causes scalded skin syndrome is

What is the primary determinant of virulence in Streptococcus pneumoniae?

All of the following body sites may be affected by diptheria, except

What is the primary determinant of virulence in Streptococcus pneumoniae?

  Notice how Protein A is grabbing the antibody. What organism is this and what does Protein A do?

A patient presents with a wound that contains green pus. This suggests to you that the wound is infected with

Antigenic shifts may be the result of

The key virulence factor of S. pneumoniae interferes with

The normal habitat of Clostridium tetani is