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Swedish University of Agricultural Sciences

Veterinary bacteriology: information about important bacteria
Veterinary bacteriology


Species/Subspecies: Staphylococcus chromogenes
Etymology: Genus name: bunch of grape-like cocci (coccus means a grain or berry).
Species epithet: colour producing.
Significance:The morbidity can be relatively high in some herds.
  [Important]   
Taxonomy:
Phylum
Firmicutes
Class
Bacilli
Order
Bacillales
Family
Staphylococcaceae 
Genus
Staphylococcus
Type Strain: 1462 = ATCC 43764 = CCUG 4319 = NCTC 10530.
Macromorphology (smell):
 
Large glistening and buttery colonies. The colonies are non-hemolysing.
Micromorphology: Non-motile cocci (0.8-1 µm in diameter), which occurs individually, in pairs, in tetrads or in clusters.
Gram +/Gram -:G+
Metabolism: Facultatively anaerobic.
Catalase/Oxidase:+/?
Other Enzymes: Coagulase -
Spec. Char.:
Disease:Subclinical mastitis.
Hosts: Dairy cows
Clinical Picture:
Diagnostics:MALDI-TOF
16S rRNA Seq.:
Acc-noStrainNumber of NTOperon
D83360 ATCC 43764T1475  

Taxonomy/phylogeny:
Updated:2020-07-12

News

New names of taxa within the classification category phylum

During October 2021, an article was published by A. Oren och G.M. Garrity, in which new names are proposed for a number of taxa within the classification category phylum. This has resulted in many discussions in social media about whether it was really necessary to make these changes, which have created confusion among microbiologists and other professionals who come into contact with bacteriology.

Published 2022-09-28. Read more...

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