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Streptococcus print that page


In 1984, many organisms formerly considered Streptococcus were separated out into the genera Enterococcus and Lactococcus . [ 2 ] Contents 1 Pathogenesis 1.1 Alpha-hemolytic 1.1.1 Pneumococci 1.1.2 The Viridans group: alpha hemolytic and no Lancefield antigens 1.2 Beta

Streptococcus pyogenes print that page


Streptococci are catalase -negative. In ideal conditions, S. pyogenes has an incubation period of approximately 10 days. It is an infrequent but usually pathogenic part of the skin flora . Contents 1 Serotyping 2 Pathogenesis 3 Virulence factors 4 Diagnosis 5 Treatment 6

Streptococcus suis print that page

date, STSS has only been documented in patients infected with S. pyogenes , another member of the Streptococcus family but very different from S. suis . However, the bacteria isolates from the human and pig samples were clearly S. suis , and those isolates were able cause typical S. suis

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Strangles print that page


The disease is spread when the nasal discharge or material from the draining abscess contaminates pastures, barns, feed troughs, etc. Equines of any age may contract the disease, although younger and elderly equines are more susceptible. Young equines may lack immunity because they have not

Reports of Streptococcus mitis on the moon print that page


probe was brought back to Earth. On analysing the camera it was found that the common bacterium Streptococcus mitis was alive on the camera. This was attributed to the camera not being sterilised on Earth prior to its launch two and a half years previously and this is still the conclusion

Streptococcus pneumoniae print that page


pneumonia is more common in the very young and the very old. S. pneumoniae can be differentiated from Streptococcus viridans , which is also alpha hemolytic, using an optochin test, as S. pneumoniae is optochin sensitive. The encapsulated, gram-positive coccoid bacteria have a distinctive

Streptococcus iniae print that page


opacity, and external and internal bleeding. [ 4 ] [ 11 ] [ edit ] In humans See also: Cutaneous Streptococcus iniae infection S. iniae can cause opportunistic infections in humans. It is most commonly associated with bacteremic cellulitis , but has been known to cause endocarditis

Streptococcus mutans print that page


been shown to produce antibodies that inhibit the cariogenic process. [ 7 ] [ edit ] See also Streptococcus viridans Mutacin 1140 Oral microbiology [ edit ] References ^ a b Ryan KJ, Ray CG (editors) (2004). Sherris Medical Microbiology (4th ed.). McGraw Hill. ISBN   0-8385

Streptococcus agalactiae print that page


Marymont JH (March 1979). "A review of laboratory methods for identification of group B streptococci Streptococcus agalactiae)". Am J Med Technol 45 (3): 199–204. PMID 371403 .   ^ Apgar BS, Greenberg G, Yen G (March 2005). "Prevention of group B streptococcal disease in the newborn

Streptococcus bovis print that page


Grimont, R., Ageron, E., Grimont, P.A.D. and A. Bouvet. 2003. Reappraisal of the taxonomy of the Streptococcus bovis Streptococcus equinus complex and related species: description of Streptococcus gallolyticus subsp. gallolyticus subsp. nov., S. gallolyticus subsp. macedonicus subsp