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Streptococcus is a genus of gram-positive coccus (pl.: cocci) or spherical bacteria that belongs to the family Streptococcaceae, within the order Lactobacillales (lactic acid bacteria), in the phylum Bacillota. Cell division in streptococci occurs along a single axis, so as they grow, they tend to form pairs or chains that may appear bent or ...
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Streptococcaceae. Streptococcaceae are a family of Gram-positive bacteria, placed within the order Lactobacillales. [1] Representative genera include Lactococcus, Lactovum, and Streptococcus .
- Streptococcaceae
- Lactobacillales
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May 31, 2022 · Streptococcal diseases have been known for centuries, although their delineation into separate disease entities did not begin to occur until the 16th century AD. The original writings of Hippocrates from the 4th century BC describe the disease erysipelas (ἐρυσίπελας, red skin), as well as the symptoms of childbed fever, and “Galen remarks that not only erysipelas, but also ...
- Joseph J. Ferretti
- 2022/11/19
The Streptococcaceae are distinguished from the Micrococcaceae in that the former are catalase negative and the latter are catalase positive. In the Streptococcaceae family, only streptococci and aerococci are regularly isolated from specimens of human origin (see Table 2.1). There have been recent taxonomic changes in the family Streptococcaceae.
The genus Streptococcus , a heterogeneous group of Gram-positive bacteria, has broad significance in medicine and industry. Various streptococci are important ecologically as part of the normal microbial flora of animals and humans; some can also cause diseases that range from subacute to acute or even chronic. Among the significant human diseases attributable to streptococci are scarlet fever ...
- Maria Jevitz Patterson
- 1996
Feb 10, 2016 · Streptococcal diseases have been known for centuries, although their delineation into separate disease entities did not begin to occur until the 16th century AD. The original writings of Hippocrates from the 4th century BC describe the disease erysipelas (ἐρυσίπελας, red skin), as well as the symptoms of childbed fever, and “Galen remarks that not only erysipelas, but also ...
Oct 19, 2014 · The order Lactobacillales includes the family Streptococcaceae with three genera Streptococcus, Lactococcus, and Lactovum, in addition to closely related species currently referred to as the “ Lactococcus piscium group ” (Fig. 28.1 ). Their ecological distribution is diverse; in addition to thriving in many natural habitats, it includes ...
