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Flashcards in Actinobacillus - Exam 2 Deck (12):
1

Actinobacillis is gram ______.

Negative

2

True/False. Actinobacillis spp. is an extracellular pathogen.

True

3

Which two cell types do the adhesins of A. pleuropneumoniae target?

Nasal cavity and tonsillar crypts (carrier animals)

Terminal bronchioles and alveoli (pre-diseased animals)

4

Which tissue does Actinobacillis inhabit?

Mucosal membranes - oropharynx and GI tract

5

What is important for the transmission of Actinobacillis?

Carrier animals

Actinobacillus is incapable of surviving long term in the environment

6

What is the pore forming exotoxin produced by Actinobacillis?

RTX toxin (repeat in toxin)

7

Which toxin of Actinobacillus acts on leukocytes and causes degranulation, which leads to the lyses of erythrocytes?

Apx (Actinobacillus plueropneumoniae toxin)

8

What causes Wooden tongue in ruminants?

A. ligieresii 

AKA Actinobacillosis, timber tongue

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9

What is the common cause of epididymitits in young rams?

A. seminis

10

What causes pneumonia in young pigs during the colder months?

A. pleuropneumoniae

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11

What is the cause of sleepy foal disease?

A. equuli subsp. equuli

Brain will have petechial hemorrhages

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12

What causes pneumonia in horses?

Mixed infection of Streptococcus equi subsp. zooepidemicus and A. equuli subsp. haemolytica