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Swedish University of Agricultural Sciences

Veterinary bacteriology: information about important bacteria
Veterinary bacteriology


Species/Subspecies: Helicobacter suis
Category: Motile
Etymology: Genus name: a helix shaped rod.
Species epithet: of the pig.
Significance:  [Of minor importance]   
Taxonomy:
Phylum
Proteobacteria
Class
Epsilonproteobacteria
Order
Campylobacterales
Family
Helicobacteraceae 
Genus
Helicobacter
Type Strain: HS1
Macromorphology (smell):
Micromorphology: The cell is a tightly coiled helix with up to 6 turns (2.3-6.7 x 0.9-1.2 µm) and it has 4-10 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:H. suis is associated with gastritis and ulcuration in the stomach.
Hosts: Pig
Clinical Picture:
16S rRNA Seq.:
Acc-noStrainNumber of NTOperon
EF204589 HS1T 1451  

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. suis is closely related to H. heilmanni and other species (see phylogenetic tree in Fig. 244:1).
Reference(s): No. 126
Updated:2016-05-12

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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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