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Veterinary bacteriology: information about important bacteria
Veterinary bacteriology


Species/Subspecies: Helicobacter hepaticus
Category: Motile
Etymology: Genus name: a helix shaped rod.
Species epithet: of liver.
Significance:  [Of minor importance]   
Taxonomy:
Phylum
Proteobacteria
Class
Epsilonproteobacteria
Order
Campylobacterales
Family
Helicobacteraceae 
Genus
Helicobacter
Type Strain: Hh-2 = ATCC 51448 = CCUG 33637.
Macromorphology (smell):
Micromorphology: Motile rod (0.2-0.3 x 1.5-5.0 µm), which is curved to spiral shaped, and has two bipolar flagella.
Gram +/Gram -:G -
Metabolism: Microaerophilic
Catalase/Oxidase:+/+
Other Enzymes: Urease +
Fermentation of carbohydrates: Helicobacter spp. can neither ferment nor oxidize carbohydrates. Exception: H. pylori, which can oxidize glucose to acetate.
Spec. Char.:
Disease:Chronic hepatitis, liver cancer (hepatocarcinoma) and inflammatory bowel disease.
Hosts: Mouse
Clinical Picture:
Genome Sequence:
Acc-noStrainSize (bp)Genome
NC_004917 ATCC 51449 1 799 146 1c + 0 

16S rRNA Seq.:
Acc-noStrainNumber of NTOperon
U07575 Hh-3T 1 470 

Taxonomy/phylogeny:
   
About 35 species have been described within the genus Helicobacter, and this genus is most closely related to Campylobacter, Arcobacter and Sulfurospirillum. H. hepaticus is closely related to H. canis and H. bilis.
Updated:2016-05-12

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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