Difference between revisions of "Actinobacillus suis Flashcards"
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<FlashCard questions="11"> | <FlashCard questions="11"> | ||
|q1=What type of bacteria is ''Actinobacillus suis''? | |q1=What type of bacteria is ''Actinobacillus suis''? | ||
| − | |a1= A.suis is a beta-haemolytic Gram-negative bacterium. | + | |a1= ''A. suis'' is a beta-haemolytic Gram-negative bacterium. |
|l1=Actinobacillus suis#Introduction | |l1=Actinobacillus suis#Introduction | ||
| − | |q2=What family does ''A.suis'' belong to? | + | |q2=What family does ''A. suis'' belong to? |
| − | |a2= Pasteurellaceae | + | |a2= ''Pasteurellaceae'' |
|l2=Actinobacillus suis#Introduction | |l2=Actinobacillus suis#Introduction | ||
| − | |q3= | + | |q3=How do the strains of ''A. suis'' differ? |
| − | |a3= | + | |a3= |
| + | Strains have differences in their: | ||
| + | *Lipopolysaccharides (LPS) known as 'O' antigens - variants O1, O2 and O3. | ||
| + | *Capsules (CPS) refered to as 'K' antigen - variants K1, K2 and K3. | ||
|l3=Actinobacillus suis#Introduction | |l3=Actinobacillus suis#Introduction | ||
| + | |q4=Which strains are most commonly isolated from clinical cases? | ||
| + | |a4= | ||
| + | *O1/K1 | ||
| + | *O2/K3 | ||
| + | |l4=Actinobacillus suis#Introduction | ||
| + | |q5=Which strain is the most virulent? | ||
| + | |a5= O2/K2 | ||
| + | |l5=Actinobacillus suis#Introduction | ||
| + | |q6=What species does ''A. suis'' mainly casue disease in? | ||
| + | |a6= | ||
| + | *Pigs (majority) | ||
| + | *Neonatal calfs | ||
| + | *Waterfowl | ||
| + | *Alpacas | ||
| + | *Horses | ||
| + | |l6=Actinobacillus suis#Introduction | ||
| + | |q7=What toxins do ''A. suis'' encode for? | ||
| + | |a7= Similar toxins to apxI and apxII of ''A. pleuropneumoniae'', but they are less virulent. Once an animal is infected with A. suis it can provide partial cross protection against ''A. pleuropneumoniae''. | ||
| + | |l7=Actinobacillus suis#Introduction | ||
| + | |q8=What are the wild hosts for ''A. suis''? | ||
| + | |a8= | ||
| + | *Anatidae (ducks, geese and swans) | ||
| + | *Coypu | ||
| + | A. suis can also affect domestic species including cattle, sheep, goats, alpacas, zebu, dogs, cats and tenuous links to equine disease have been recorded (''A. suis''-like microorganism rather than ''A. suis'' itself). | ||
| + | |l8=Actinobacillus suis#Signalment | ||
| + | |q9=What diseases does ''A. suis'' cause? | ||
| + | |a9= | ||
| + | *Actinobacillosis in pigs | ||
| + | *Pneumonia and localised infections in neonatal calves | ||
| + | *Airsaculitis in waterfowl | ||
| + | *Polyarthritis in alpacas | ||
| + | *Septicaemia, acute haemorrhagic pulmonary infarction and necrotizing pneumonia in horses (tenuous link) | ||
| + | |l9=Actinobacillus suis#Clinical signs | ||
| + | |q10=What is the epidemiology of ''A. suis''? | ||
| + | |a10= | ||
| + | *Spread via aerososl infection and invasion of the upper respiratory tract | ||
| + | *Haematogenously spread via infected emboli, adhering to the endothelium of blood vessels or becoming trapped in smaller vessels | ||
| + | *Colonise piglets in the first three weeks of life - not all become infected, some may be carriers | ||
| + | |l10=Actinobacillus suis#Epidemiology | ||
| + | |q11=What is the name of the polysaccharide that it present in ''A. suis'' and fungal and lichen cell walls? | ||
| + | |a11= | ||
| + | Pustulan | ||
| + | |l11=Actinobacillus suis#Diagnosis | ||
| + | |q12=What is the distribution of ''A. suis''? | ||
| + | |a12= | ||
| + | Worldwide | ||
| + | |l12=Actinobacillus suis#Distribution | ||
| + | </FlashCard> | ||
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==Further links== | ==Further links== | ||
| − | [[Actinobacillosis - Pig Flashcards| | + | [[Actinobacillosis - Pig Flashcards|Actinobacillosis in pigs Flashcards]] |
| − | ]] | ||
| − | [[Actinobacillosis - Pig| | + | [[Actinobacillosis - Pig|Actinobacillosis in Pigs]] |
[[Category:Bacteria Flashcards]] | [[Category:Bacteria Flashcards]] | ||
[[Category:CABI Flashcards]] | [[Category:CABI Flashcards]] | ||
| − | |||
Latest revision as of 09:03, 27 June 2011
| Question | Answer | Article | |
| What type of bacteria is Actinobacillus suis? | A. suis is a beta-haemolytic Gram-negative bacterium.
|
Link to Article | |
| What family does A. suis belong to? | Pasteurellaceae
|
Link to Article | |
| How do the strains of A. suis differ? | Strains have differences in their:
|
Link to Article | |
| Which strains are most commonly isolated from clinical cases? |
|
Link to Article | |
| Which strain is the most virulent? | O2/K2
|
Link to Article | |
| What species does A. suis mainly casue disease in? |
|
Link to Article | |
| What toxins do A. suis encode for? | Similar toxins to apxI and apxII of A. pleuropneumoniae, but they are less virulent. Once an animal is infected with A. suis it can provide partial cross protection against A. pleuropneumoniae.
|
Link to Article | |
| What are the wild hosts for A. suis? |
A. suis can also affect domestic species including cattle, sheep, goats, alpacas, zebu, dogs, cats and tenuous links to equine disease have been recorded (A. suis-like microorganism rather than A. suis itself). |
Link to Article | |
| What diseases does A. suis cause? |
|
Link to Article | |
| What is the epidemiology of A. suis? |
|
Link to Article | |
| What is the name of the polysaccharide that it present in A. suis and fungal and lichen cell walls? | Pustulan |
Link to Article | |