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Swedish University of Agricultural Sciences

Veterinary bacteriology: information about important bacteria
Veterinary bacteriology


Species/Subspecies: Bartonella clarridgeiae
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:
Phylum
Proteobacteria
Class
Alphaproteobacteria
Order
Rhizobiales
Family
Bartonellaceae 
Genus
Bartonella
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.
Hosts: Humans, dog
Clinical Picture: Inoculation papules, fever, headache and lymphadenopathy
16S rRNA Seq.:
Acc-noStrainNumber of NTOperon
X89208 ATCC 51734T 1 466  

Taxonomy/phylogeny:
 
More than 30 species have been described within genus Bartonella, which is relatively closely related to genus Brucella.
Comment:Zoonotic
Updated:2020-10-28

News

The revised taxonomy of the mollicutes

The revised taxonomy of mollicutes (mycoplasmas) has now been introduced on VetBact, which means that many of the species have been given new genus names or moved to another higher taxon. 

Published 2021-11-25. Read more...

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