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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]   
Alternative 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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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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