| Species/Subspecies:
|
Actinobacillus pleuropneumoniae |
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| Etymology:
|
Genus name: ray rod.
Species epithet: from pleuropneumonia (lung sac). |
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| Significance: | During the 1990th the desease has decreased in Sweden, but during the latest years, the disease has increased again. Acute cases are often fatal.
[Very important]
|
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| Old Species Name(s): | Haemophilus parahaemolyticus, Haemophilus pleuropneumoniae |
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| Taxonomy:
|
| Phylum | Class | Order | Family | Genus |
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| Proteobacteria | Gammaproteobacteria | Pasteurellales | Pasteurellaceae | Actinobacillus |
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| Type Strain:
|
Shope 4074 = ATCC 27088 = CCUG 12837, 41656 and NCTC 12370. |
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Macromorphology (smell):
   | Grayish white colonies on chocolate agar, about 3 mm in diameter, most strains produce a thin zone of hemolysis on blood agar |
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| Micromorphology:
| Small (0.3-0.5 x 0.6-1.4 µm) nonmotile coccoid or rod shaped cells, appears alone, in pairs or as short chains |
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Gram +/Gram -:
 | G- |
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| Metabolism:
|
Facultatively anaerobic |
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| Catalase/Oxidase: | V/V |
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| Other Enzymes:
| Esculinase -, ornithine decarboxylase -, tryptophanase -, urease + |
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| Biochemical Tests:
| Hydrogen sulfide + |
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| Fermentation of carbohydrates:
|
| D-Glucose | Lactose | Maltose | L-rhamnose | Sucrose |
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| + | v | + | - | + | | L-Arabinos | Cellobios | D-mannitol | Salicin | Trehalose |
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| - | - | + | - | - | | Glycerol | Inulin | Raffinose | D-sorbitol | Starch |
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| - | - | - | - | ? |
Other carbohydrates: Dulcitol -, D-fructose +, D-galactose +, inositol -, D-mannose +, melibiose -,
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| Spec. Char.:
| Most strains of A. pleuropneumoniae, biotype I require V-factor (NAD or NADPH) for growth, while strains of biotype II does not require this factor. |
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| Hosts:
| Pigs |
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| Disease (Swedish): | Pleuropneumoni hos gris. |
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| Disease (English): | Pleuropneumonia in pigs. |
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| Clinical Picture:
| |
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| Genome Sequence:
|
| Acc-no | Strain | Size (bp) | Genome |
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| NC_009053 | L20 | 2 274 482 | 1c + 0 |
Totally 12 strains have been sequenced with 0-3 plasmids.
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| 16S rRNA Seq.:
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| Acc-no | Strain | Number of NT | Operon |
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| AF224283 | MCCM 00189 | 1533 | 9 |
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| Taxonomy/phylogeny:
|
|
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| Reference(s):
| No. 13, 95, 110 |
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