| Species/Subspecies:
|
Streptococcus suis |
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| Etymology:
|
Genus name: twisted (like a chain) coccus (coccus means a grain or a berry and referrs to any spherical microorganism)
Species epithet: of a pig |
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| Significance: | [Important]
|
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| Taxonomy:
|
| Phylum | Class | Order | Family | Genus |
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| Firmicutes | Bacilli | Lactobacillales | Streptococcaceae | Streptococcus |
|
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| Type Strain:
|
S735 = ATCC 43765 = CCUG 7984 = NCTC 10234. |
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| Macromorphology (smell):
| Small (about 1 mm in diameter) transluscent colonies. Gives (greenish), alpha-hemolysis on blood agar. Some strains may have beta-hemolysis. |
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| Micromorphology:
| Nonmotile coccoid (< 2 µm in diameter). |
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| Gram +/Gram -: | G+ |
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| Metabolism:
|
Facultatively anaerobic |
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| Catalase/Oxidase: | -/? |
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| Other Enzymes:
| Esculinase +, hippuricase -, urease - |
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| Biochemical Tests:
| Voges-Proskauer - |
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| Fermentation of carbohydrates:
|
| D-Glucose | Lactose | Maltose | L-rhamnose | Sucrose |
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| + | + | + | ? | + | | L-Arabinos | Cellobios | D-mannitol | Salicin | Trehalose |
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| - | ? | - | + | + | | Glycerol | Inulin | Raffinose | D-sorbitol | Starch |
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| - | + | v | - | ? |
Other carbohydrates: amygdalin ?, ribose - |
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| Spec. Char.:
| |
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| Hosts:
| Gris |
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| Disease (Swedish): | Septikemi, meningit, artrit, bronkopneumoni. |
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| Disease (English): | Septicaemia, menigitis, arthritis, bronchopneumonia. |
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| Clinical Picture:
| |
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| Genome Sequence:
|
| Acc-no | Strain | Size (bp) | Genome |
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| NC_009443 (other seq. available) | 98HAH33 | 2 100 000 | |
|
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| 16S rRNA Seq.:
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| Acc-no | Strain | Number of NT | Operon |
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| AB002525 | (T) | 1457 | 4 |
|
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| Taxonomy/phylogeny:
|
|
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| Comment: | Belongs to Lancefield's group R, S, T or NG (= non-groupable) streptcocci. |
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