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Swedish University of Agricultural Sciences

Veterinary bacteriology: information about important bacteria
Veterinary bacteriology


Species/Subspecies: Bartonella henselae
Categories: Zoonotic; motile; primarily of interest in human medicin
Etymology: Genus name: named after the Peruvian scientist Alberto L. Barton (1870-1950), who described this species in 1909.
Species epithet: named after Diane M. Hensel, who isolated many of the original strains.
Significance:  [Of minor importance]   
Old Species Name(s):Rochalimaea henselae
Taxonomy:
Phylum
Proteobacteria
Class
Alphaproteobacteria
Order
Rhizobiales
Family
Bartonellaceae 
Genus
Bartonella
Type Strain: Houston-1 = G5436 = ATCC 49882 = CCUG 30454
Macromorphology (smell):
   
Heterogenic colonies, small regular to irregular larger forms (0.2-1 mm in diameter). No hemolysis on blood agar.
Micromorphology: Small (0.5-0.6 x 1.0 µm), motile (twitching), slightly bent rods, but lacks flagella.
Gram +/Gram -:
 
G- (weakly stained)
Metabolism: Aerobic
Catalase/Oxidase:v/-
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.
Vector: Cat flea (Ctenocephalides felis)
Reservoir: Cat
Disease:Cat scratch disease in humans
Hosts: Humans, dog
Clinical Picture:
Genome Sequence:
Acc-noStrainSize (bp)Genome
NC_005956 Houston-1T 1 931 000 1c + 0 

16S rRNA Seq.:
Acc-noStrainNumber of NTOperonSequence similarity
BX897699 Houston-1T 1 492 100% 

Taxonomy/phylogeny:
 
More than 30 species have been described within genus Bartonella, which is relatively closely related to genus Brucella.
Comment:Zoonotic, vector-borne (lice and possibly ticks)
Reference(s): No. 59
Updated:2020-11-05

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