Gardnerella vaginalis | |
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Microscopic picture of vaginal epithelial clue cells coated with Gardnerella vaginalis, magnified 400 times | |
Scientific classification | |
Domain: | Bacteria |
Phylum: | Actinomycetota |
Class: | Actinomycetia |
Order: | Bifidobacteriales |
Family: | Bifidobacteriaceae |
Genus: | Gardnerella |
Species: | G. vaginalis
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Binomial name | |
Gardnerella vaginalis |
Gardnerella vaginalis is a species of Gram-variable-staining facultative anaerobic bacteria. The organisms are small (1.0–1.5 μm in diameter) non-spore-forming, nonmotile coccobacilli.[3]
Once classified as Haemophilus vaginalis and afterwards as Corynebacterium vaginalis, G. vaginalis grows as small, circular, convex, gray colonies on chocolate agar; it also grows on HBT[4] agar. A selective medium for G. vaginalis is colistin-oxolinic acid blood agar.