One of the two species in this genus typically only infects reptiles.
A member of this genus has a namesake pathogenicity island that codes for its type three secretion system. The Ty21a vaccine is used to protect against a member of this genus. Infection by a member of this genus can be diagnosed by observing antibodies against the O-somatic antigen in the Widal test. A member of this genus that is unable to synthesize (*) histidine is used to test the mutagenic potential of a substance in the Ames test. It's not Rickettsia, but infection by a member of this genus can cause a rash of rose-colored spots. One of the two species in this genus typically only infects reptiles. Infection of blood by member of this genus results in typhoid fever. For 10 points, name this genus of gram-negative rod-shaped bacteria often associated with raw chicken.
A member of this genus has a namesake pathogenicity island that codes for its type three secretion system.
salmonella