| Species/Subspecies: | Helicobacter felis | ||||||||
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| Category: | Motile | ||||||||
| Etymology: | Genus name: a helix shaped rod. Species epithet: of the cat | ||||||||
| Significance: | [Of minor importance] | ||||||||
| Taxonomy: | Class Campylobacteria Order Campylobacterales Family Helicobacteraceae Genus Helicobacter |
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| Type Strain: | CS1 = ATCC 49179 = NCTC 12436. | ||||||||
| Macromorphology (smell): | Forms pinpoint colonies after 3 days on serum enriched agar medium. | ||||||||
| Micromorphology: | Tightly coiled helical rods (0.4 x 7.5 µm) with 14-20 bipolar flagella. | ||||||||
| Gram +/Gram -: | G- | ||||||||
| Metabolism: | Microaerophilic, but some strains can grow anaerobically. | ||||||||
| 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.: | |||||||||
| Special Media: | |||||||||
| Disease: | |||||||||
| Hosts: | Dog, cat. | ||||||||
| Clinical Picture: | |||||||||
| 16S rRNA Seq.: |
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| Taxonomy/phylogeny:
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About 35 species have been described within the genus Helicobacter, and this genus is most closely related to Campylobacter, Arcobacter and Sulfurospirillum. H. felis is closely related to H. bizzozeroni and H. salomonis. | ||||||||
| Updated: | 2023-03-22 |