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Swedish University of Agricultural Sciences

Veterinary bacteriology: information about important bacteria
Veterinary bacteriology


Species/Subspecies: Filifactor villosus
Category: Spore forming
Etymology: Genus name: thread maker.
Species epithet: hairy. rough, shaggy (refers to the colony shape).
Significance:  [Of minor importance]   
Alternative Species Name(s):Clostridium villosum
Taxonomy:
Phylum
Bacillota
Class
Clostridia
Order
Clostridiales
Family
Clostridiaceae 
Genus
Filifactor
Type Strain: VSB 3349 = ATCC 33388 = NCTC 11220
Macromorphology (smell):
Filifactor villosus  
Slow growing on normal blood agar and hard to remove from the agar
Micromorphology: Rodshaped (0,6 x 4.0-6.0 µm) and can form spores.
Gram +/Gram -:G+ (young cells)
Metabolism: Anaerobic
Catalase/Oxidase:
Spec. Char.:
Special Media:
Disease:
Filifactor villosus  
HostsDiseaseClinical picture
CatSubcutaneous abscesses and pneumoniaSubcutaneous abscesses and pyothorax often together with other anaerobic bacteria and Pasteurella multocida .
16S rRNA Seq.:
Acc-noStrainNumber of NTOperon
AF537211 DSM 1645T 1450  

Taxonomy/phylogeny:
Reference(s): No. 141
Updated:2023-03-08

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