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Swedish University of Agricultural Sciences

Veterinary bacteriology: information about important bacteria
Veterinary bacteriology


Species/Subspecies: Moraxella bovoculi
Etymology: Genus name: named after the Swiss ophthalmologist V. Morax.
Species epithet: from the eye of cow.
Signi­ficance:  [Important]   
Taxonomy:
Phylum
Pseudomonadota
Class
Gammaproteobacteria
Order
Pseudomonadales
Family
Moraxellaceae 
Genus
Moraxella
Type Strain: ATCC BAA-1259T=CCUG 52049T
Macromorphology (smell): Small, dry colonies (1-2 mm in diameter).
Micromorphology: Small nonmotile coccoid rods (1.0-1.5 x 1.5-2.5 µm), which are sometimes approaching the shape of cocci (0.6-1.0 µm in diameter).
Gram +/Gram -:G-
Metabolism: Aerobic
Catalase/Oxidase:(+)/+
Fermenta­tion of carbo­hydrates: Members of the genus Moraxella does not ferment carbohydrates.
Spec. Char.:
Special Media:
Disease:infectious bovine keratoconjunctivitis
HostsDiseaseClinical picture
Cattleinfectious bovine keratoconjunctivitisCorneal ulceration and oedema, ocular pain, photophobia and lacrimation.
HorseInfectious keratoconjunctivitisInflammation of the conjunctiva and cornea, which may lead to lacrimation, tearing, corneal ulcers, and temporary or permanent vision loss.
16S rRNA Seq.:  -
Taxonomy/­phylogeny: About 25 species have been described within genus Moraxella and these species are related to members of the genus Acinetobacter.
Updated:2026-01-09
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