Species/Subspecies: | Campylobacter fetus subsp. venerealis | ||||||||
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Categories: | Motile; notifiable diseases and bacteria | ||||||||
Etymology: | Genus name: a curved rod. Species epithet: of a fruit. Subspecies epithet: of Venus (the goddess of love). | ||||||||
Significance: | [Very important] | ||||||||
Alternative Species Name(s): | Vibrio fetus subsp. venerealis | ||||||||
Taxonomy: | Class Campylobacteria Order Campylobacterales Family Campylobacteraceae Genus Campylobacter |
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Type Strain: | ATCC 19438 = CCUG 538 and 33899 = NCTC 10354. | ||||||||
Macromorphology (smell): | Small rough colonies (1-2 mm i diameter) with irregular edge. Opaque and with to tan. | ||||||||
Micromorphology: | Curved or helical and motile rod (0.2-0.3 x 1.5-5.0 µm). | ||||||||
Gram +/Gram -: | G- | ||||||||
Metabolism: | Microaerophilic | ||||||||
Catalase/Oxidase: | +/+ | ||||||||
Other Enzymes: | Hippuricase - (hippurat -), urease - | ||||||||
Biochemical Tests: | Hydrogen sulfide (H2S) - (cf. other Campylobacter spp.) | ||||||||
Fermentation of carbohydrates: | Campylobacter spp. can neither ferment nor oxidize carbohydrates. | ||||||||
Spec. Char.: | Optimal growth temperature: about 37°C. | ||||||||
Disease: |
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16S rRNA Seq.: |
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Taxonomy/phylogeny:
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About 40 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 Helcobacter.C. fetus is closely related to C.jejuni, C. hyointestinalis, C. coli and C. lari. | ||||||||
Legislation: | Bovine genital campylobacterios is a notifiable disease in Sweden and should be reported to the Swedish Board of Agriculture. | ||||||||
Updated: | 2023-03-22 |
News |
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New names of bacterial phyla![]() The taxonomic category phylum was previously not regulated by the International Code of Nomenclature of Prokaryotes (ICNP), but now this has changed and it was decided to revise the names of bacterial phyla. All phyla must be written in italics (which has been done on VetBact also before) and have the ending -ota. Published 2023-03-01. Read more... |
The taxonomy of chlamydias Species within the family Chlamydiaceae were previously divided into two genera Chlamydia and Chlamydophila. However, the differences between these two genera were not that great and many research groups have not accepted this division. Therefore, the genus Chlamydophila has been returned to the genus Chlamydia and this change has now been incorporated in VetBact Published 2023-03-15. Read more... |