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Species/Subspecies: Campylobacter helveticus
Etymology: Genus name: a curved rod.
Species epithet: from Switzerland (where it was first isolated.
Significance:  [Of minor importance]   
Type Strain: ATCC 51209= CCUG 30682 = NCTC 12470.
Macromorphology (smell): Translucent and flat colonies, which are pinpoint to 0.5 mm in diameter on blood agar after 48 h.
Micromorphology: Curved (seagull wing shaped) or spiral shaped small motile rods (0.2 x 1.5-3 µm) with two bipolar flagella. The motility is darting and rapid.
Gram +/Gram -:G -
Metabolism: Microaerophilic
Other Enzymes: Hippuricase - (hippurate -), urease -.
Biochemical Tests: Hydrogen sulfide (H2S) -
Fermentation of carbohydrates: Campylobacter spp. can neither ferment nor oxidize carbohydrates.
Spec. Char.:
Reservoir: Domestic cats, but also dogs.
Disease (Swedish):Patogenicitet okänd. Bakterien har isolerats från sjuka djur och djur med diarré.
Disease (English):Pathogenicity unknown. The bacterium has been isolated from healthy animals an animals with diarrhea.
Clinical Picture:
16S rRNA Seq.:
Acc-noStrainNumber of NTOperon
U03022 NCTC 12470T 1439  

 Campylobacter helveticus
About 25 species have been described within in the genus Campylobacter and some of these are further divided into subspecies. This genus is closely related to the following genera: Sulfurospirillum, Arcobacter and Helicobacter. C. helveticus is closely related to C. upsaliensis and C. avium.


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Swedish University of Agricultural Sciences