| Species/Subspecies: | Bartonella clarridgeiae | ||||||||
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| Categories: | Zoonotic; motile | ||||||||
| Etymology: | Genus name: named after the Peruvian scientist Alberto L. Barton (1870-1950), who described this species in 1909. Species epithet: named after the microbiologist Jill E. Clarridge III, who first isolated the organism in Houston, Texas, USA. | ||||||||
| Significance: | [Of minor importance] | ||||||||
| Taxonomy: | Class Alphaproteobacteria Order Hyphomicrobiales Family Bartonellaceae Genus Bartonella |
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| Type Strain: | Houston-2 cat = ATCC 51734 | ||||||||
| Macromorphology (smell): | Heterogenic colonies, small regular to irregular larger forms. No hemolysis on blood agar. | ||||||||
| Micromorphology: | Small (0.5-0.6 x 1.0 µm), motile (twitching), slightly bent rods, which has polar flagella. | ||||||||
| Gram +/Gram -: | G- (weakly stained) | ||||||||
| Metabolism: | Aerobic | ||||||||
| Catalase/Oxidase: | -/- | ||||||||
| Other Enzymes: | Tryptophanase -, urease - | ||||||||
| Biochemical Tests: | Voges-Proskauer - | ||||||||
| Fermentation of carbohydrates: | Bartonella spp. do not produce acid by fermentation of carbohydrates. | ||||||||
| Spec. Char.: | Optimal temperature: 35-37°C. Very fastidious in culture. | ||||||||
| Reservoir: | Cat | ||||||||
| Disease: | Dog: Canine valvular endocarditis.
Humans: Cat scratch disease. Does not cause disease in cat. |
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| Hosts: | Humans, dog | ||||||||
| Clinical Picture: | Inoculation papules, fever, headache and lymphadenopathy | ||||||||
| 16S rRNA Seq.: |
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| Taxonomy/phylogeny:
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More than 30 species have been described within genus Bartonella, which is relatively closely related to genus Brucella. | ||||||||
| Comment: | Zoonotic | ||||||||
| Updated: | 2023-03-22 |
