16. Salmonella

Question 1

2 diseases caused by Salmonella?

Answer 1

Salmonnellosis and typhoid fever

Question 2

Initial source of Salmonella?

Answer 2

Intestinal tract of birds/other animals

Question 3

There are over ______ serovars of Salmonella that are all thought to come from the same species: Salmonella _____

Answer 3

2000

Salmonella enterica

Question 4

What do Salmonella ‘live’ in (protects they from host)

Answer 4

Salmonella containing vacuoles (SCVs)

Question 5

What did Mary Mallon/Typhoid Mary change her name to?

Answer 5

Mary Brown

Question 6

Salmonellosis is caused by what 2 type of Salmonella?

Answer 6

Salmonella Typhimurium (serovar type)

S. enteritidis

Question 7

Typhoid fever is caused by what species of Salmonella?

Answer 7

S. typhi

Question 8

Duration of salmonellosis and typhoid fever?

Answer 8

Salmonellosis: 4-7 days

Typhoid fever: 3-4 weeks (w/o treatment)

Question 9

Salmonella is a gram-____, _____cellular pathogen

Answer 9

Gram-negative

Intracellular

Question 10

Salmonella causes massive amounts of _________ _________

Answer 10

membrane ruffling

Question 11

What toxin does Salmonella have? What does it do?

Answer 11

Enterotoxin

Destroys epithelial cells by inhibiting protein synthesis (like cholera toxin)