26: Actinobacillus spp Flashcards by Kyle Mendoza

Q

Environment

A

Facultative anaerobes

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Q

Ferment

A

Carbohydrates

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Q

Produces

A

Acid but not gas (carbohydrate fermentation)

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Q

Family of

A

Pasteurellaceae

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Q

Lesions in the tongue

A

Actinobacillus lignieresii

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Q

Lymph nodes

A

Actinobacillus lignieresii

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Q

Ruminal wall

A

A. lignieressi

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Q

Skin (cattle and sheep)

A

A. lignieressi

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Q

Granulomatous mastitis in pigs

A

A. lignieresii

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Q

Pleuropneumonia in pigs

A

Actinobacillus pleuropneumoniae

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Q

Septicemia, enteritis (foals)

A

Actinobacillus equuli

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Q

Septicemia (piglets)

A

A. equuli

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Q

Arthritis pigs

A

A. equuli

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Q

Enteritis in

A

Pig and calves- A. equuli

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Q

Abortion in

A

Mares- A. equuli

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Q

Septicemia, pneumonia in piglets and foals

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A

A. suis

Q

Pneumonia (pigs and horse)

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A

A. suis

Q

Epididymitis (rams)

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A

A. seminis

Q

Polyarthritis in

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A

Lambs - A. seminis

Q

Negative for haemolysis on sheep blood agar

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A

A. lignieresii

Q

Subspecie of A. equuli positive for haemolysis

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A

A. equuli subsp. haemolyticus

Q

Cohesive colony type

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A

Except A. pleuropneumoniae (variable)

Q

Positive for MacConkey agar

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A

Except A. pleuropneumoniae

Q

Positive for CAMP test of S. aureus

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A

Only A. pleuropneumoniae

Positive for oxidase

Except A. pleuropneumoniae (variable)

Positive for catalase

A. lignieresii (+) A. suis (+) A. pleuropneumoniae (v) A. equuli (v)

Positive for Urease production

All

Positive for aesculin

A. suis

Positive for L-arabinose

Only A. suis

Positive for lactose

Except A. pleuropneumoniae

Slow reaction for lactose

A. lingnieresii

Positive for maltose

All

Positive for mannitol

A. lignieresii (+) A. equuli (+) A. suis (-) A. pleuropneumoniae (variable)

Positive for melibiose

A. equuli, A. suis

Positive for salicin

Only A. suis

Positive for sucrose

All

Positive for trehalose

A. equuli and A. suis

Species included

A. lignieresii A. pleuropneumoniae A. equuli A. suis A. seminis