Salmonella Flashcards
Salmonella Bongori is in which species?
lizards
Salmonella Abortus equi causes what?
abortion in horses
Abortus ovis causes what?
abortion in sheep and goats
Choleraesuis causes what?
cholera in pigs
Dublin causes what?
Diarrhea in cattle
Samonella Gallinarium is in what species?
chickens and turkeys
Salmonella Pullorum is in what species?
Chickens and turkeys
What does Typhi cause and in what species?
typoid fever in humans
What species is Paratyphi in?
humans
True/False: Typhimurium and Enteriditis causes disease in humans and animals
True
Enteritidis usually causes disease via ____ that are contaminated
eggs
What does the pathogenicity island SPI-1 cause?
promotes invasion of enterocytes
encodes type III secretion system (T3SS)
When enterocytes are infected with Salmonella what cytokine do they release?
IL-8
When macrophages are infected by Salmonella what cytokines do they release?
IL-1B/ IL-18
How is Salmonella transmitted?
fecal oral route
What does Pathogenicity Island SPI-2 promote?
promotes survival inside macrophages
encodes Type III secretion system
Where in the body does Salmonella exist?
GI tract
True/False: All the Salmonella serotypes can be transmited to humans
True
What is the main clinical sign that you see with Salmonella?
diarrhea
True/False: Salmonella can lead to Septicemia if there is macrohpage infection
True!
Typhi is a human disease that normally causes _____
septicemia
Typhimurium is usually a _____ disease
enteric
What does Salmonella normally cause in Ruminants?
Septicemia
Enteritis
Enterocolitis
What does Salmonella Dublin cause in calves?
Pneumonia
True/False: Salmonella can sometimes lead to abortion in cattle
True
What is the most common serotype of Salmonella for all species?
Typhimurium
Salmonella in what species can lead to Acute Fulminating Septicemia and Chronic debilitating enteritis?
Swine
*septicemia normally end in death. Enteritis leads to the pigs in hunched posture and diarrhea
What serotypes can be found in swine?
Typhimurium
Cholerasuis
Abortus suis
What serotypes of Salmonella affect horses?
Typhimurium
Anatum
Abortus equi
What are the predisposing factors for Salmonella in horses
things that cause the animal to be hospitalized
Paratyphoid of poultry is caused by any serotypes of Salmonella except?
Gallinarium and Pullorum
Which serotype causes Pullorum disease in Poultry?
serotype Pullorum
True/False: Pullorum disease is reportable
True!
It causes a high mortality
Fowl typhoid is caused by which serotype?
Gallinarum
True/False: Fowl Typhoid is not reportable
False
It is reportable
Humans are susceptible to ____ serotypes of Salmonella
all
Humans normally get Salmonella from foodborne zoonses except which serotypes?
Typhi and paratyphi
True/False: Typhoid fever is a human and domestic animal disease
False
*Only see typhoid fever in humans
Is typhi zoonotic?
NO- only in humans
What is the cornerstone of therapy for Salmonella?
Fluids and hydration
What is the most popular enrichment broth for Salmonella?
Tetrathionate
What kind of hemolysis does Salmonella produce on blood agar?
non hemolytic- gamma hemolysis
Does Salmonella ferment lactose? How will it look on MacConkey agar?
Does not ferment lactose and will be colorless on MAC agar
In the TSI slant what will Salmonella show?
Hydrogen sulfide production- black percipitate
What is the best way to control Salmonella?
Preventing spread!- clean up the environment
Don’t have animals so close together
