Gram-Positive Cocci
Jul.24, 2009 in
Bacterial Infectious Diseases (Including Chlamydia, Mycoplasma, and Legionella Infections)
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Streptococci Streptococci are gram-positive cocci that, on Gram stain, typically occur in chains. Streptococci are subclassified in several ways. The three most useful classifications are by bacterial oxygen requirements, by colony appearance on blood agar, and by specific carbohydrate from the organism. Depending on clinical oxygen environment associated with disease, streptococci may be considered aerobic, […]