Proteus, morganella, providencia, salmonella, yersinia

Salmonella and yersinia are ____ intestinal pathogens.

true

proteus, morganella, and providencia are __________ pathogens.

opportunist

Proteus, morganella, and providencia are all ___ positive.

PAD

Proteus, morganella, and providencia are all ___-______ fermenters.

non-lactose

What diseases are caused by Proteus?

Nosocomial UTI, wounds, otitis media

What kind of motility does Proteus use?

Swarming

What is the TSI rxn of Proteus?

K/A

What is the IMViC of Proteus vulgaris?

PPNP

What is the IMViC of Proteus mirabilis?

NPNP

Proteus are gelatin and H2S production ________.

Positive

What is the TSI rxn of Morganella morganii?

K/A

What is the IMViC of Morganella morganii?

PPNN

What is the TSI rxn of Providencia?

K/A

What is the IMViC of Providencia?

PPNP

What biochemical test identifies Providencia from P. vulgaris (IMViC is the same PPNP)?

Providencia is urease variable

Which of the salmonella species are primarily human pathogens?

S. enterica serotypes choleraesuis, typhi, paratyphi

What is the capsule antigen symbol for salmonella typhi?

Vi

What virulence factors does salmonella have?

fimbriae, endotoxins, enterotoxins

What diseases does salmonella cause?

acute gastroenteritis, food poisoning, typhoid fever

Where does salmonella usually reside in a carrier?

gallbladder

What is the TXI rxn of salmonella?

K/A

What is the IMViC of salmonella?

NPPP

Salmonella is H2S production ________.

positive

What disease does each Yersinia species cause:

1. Y. pestis

2. Y. pseudotuberculosis

3. Y. enterocolitica

1. plague

2. pseudotubercules

3. gastroenteritis

What is the microscopic morphology of Yersinia?

GNR with bipolar staining

What is the TSI rxn of Yersinia?

K/A

What is the IMViC of Y. enterocolitica?

?P?N (indole and VP are variable)

What temperature is Y. enterocolitica motile at?

25 C

What temperature is Y. pestis motile at?

above 37 C

Can Y. pestis ferment sucrose, rhamnose, or cellobiose?

No

What temperature is Y. pseudotuberculosis motile at?

18-22 C

What sugar can Y. pseudotuberculosis ferment?

rhamnose

What two sugars can Y. enterocolitica ferment?

sucrose and cellobiose