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Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Firmicutes => Bacilli => Lactobacillales => Streptococcaceae => Streptococcus => Streptococcus acidominimus Ayers and Mudge
1922. Lancefield group G or non-groupable.
1922. Lancefield group G or non-groupable.
Gram positive cocci, short chains.
Alpha - haemolytic colonies. Growth temperature at 37.0 °C, no growth at 10 or 45 °C
Growth on complex media (Trypticase soy agar with defibrinated sheep blood).
Growth on complex media (Trypticase soy agar with defibrinated sheep blood).
First was isolated from bovine(skin, vagina, raw milk). Rarely isolated from human &
animal clinical samples. Human isolates are not widely accepted (3)
animal clinical samples. Human isolates are not widely accepted (3)
Doubtful pathogenciity (possible urinary infections, wound infections, otitis media, pneumonia, pericarditis or meningitis). In bovines
is a normal inhabitant of the reproductive tract, but 1 case of metritis has been reported.
is a normal inhabitant of the reproductive tract, but 1 case of metritis has been reported.
- Bergey’s Manual of Determinative Bacteriology, 9th ed., 1994.
- Ayers S.H. & Mudge C.S.: The streptococci of the bovine udder. Journal of Infectious Diseases, 1922, 31, 40-50.
- Facklam R (October 2002). "What happened to the streptococci: overview of taxonomic and nomenclature changes". Clin.
Microbiol. Rev. 15 (4): 613–30. - Takaaki AKAIKE, Moritaka SUGA, Masayuki ANDO, Yukio ANDO, Shukuro ARAKI and Ryuji FUJISE: Streptococcus
acidominimus Infections in a Human. Japanese Journal of Medicine Vol.27 , No.3(1988)pp.317-320 . - R Higgins, S Messier, D Larochelle, M Cantin, R Bérubé, and H B Konradsen: Streptococcus acidominimus in a case of bovine
fibrinopurulent metritis. Can Vet J. 1998 June; 39(6): 377. - JEFFREY L. WATTS: Characterization and Identification of Streptococci Isolated from Bovine Mammary Glands. Journal of
Dairy Science Vol. 71, No. 6, 1988
Acid produced from glucose, lactose, sucrose, maltose, trehalose (weakly
fermentative; pH rarely decreased below 6).
Do not ferment glycerol, raffinose, inulin, arabinose & xylose. Arginine hydrolysis is
negative. Hippurate reaction is delayed.
fermentative; pH rarely decreased below 6).
Do not ferment glycerol, raffinose, inulin, arabinose & xylose. Arginine hydrolysis is
negative. Hippurate reaction is delayed.
(c) Costin Stoica
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