TSBV
Encyclopedia
TSBV is the acronym for tryptic soy-serum-bacitracin
-vancomycin
, a type of agar
plate medium used in mictobiological
testing to select for Aggregatibacter actinomycetemcomitans
(A.a.). It was described by Jørgen Slots
in 1982, who also discovered the role of A.a. in periodontitis.
Per liter, TSBV contains:
Bacitracin
Bacitracin is a mixture of related cyclic polypeptides produced by organisms of the licheniformis group of Bacillus subtilis var Tracy, isolation of which was first reported in 1945....
-vancomycin
Vancomycin
Vancomycin INN is a glycopeptide antibiotic used in the prophylaxis and treatment of infections caused by Gram-positive bacteria. It has traditionally been reserved as a drug of "last resort", used only after treatment with other antibiotics had failed, although the emergence of...
, a type of agar
Agar
Agar or agar-agar is a gelatinous substance derived from a polysaccharide that accumulates in the cell walls of agarophyte red algae. Throughout history into modern times, agar has been chiefly used as an ingredient in desserts throughout Asia and also as a solid substrate to contain culture medium...
plate medium used in mictobiological
Microbiology
Microbiology is the study of microorganisms, which are defined as any microscopic organism that comprises either a single cell , cell clusters or no cell at all . This includes eukaryotes, such as fungi and protists, and prokaryotes...
testing to select for Aggregatibacter actinomycetemcomitans
Aggregatibacter actinomycetemcomitans
Aggregatibacter actinomycetemcomitans is an oral commensal found also in severe infections in the oral cavity, mainly the periodontium. A. actinomycetemcomitans, previously Actinobacillus actinomycetemcomitans, is a gram negative facultative non-motile rod. It is also associated with non-oral...
(A.a.). It was described by Jørgen Slots
Jørgen Slots
Jørgen Slots is a Danish periodontist and professor of dentistry and microbiology at the University of Southern California School of Dentistry.-Biography:...
in 1982, who also discovered the role of A.a. in periodontitis.
Per liter, TSBV contains:
- 40 g tryptic soy agar
- 1 g yeast extractYeast extractYeast extract is the common name for various forms of processed yeast products made by extracting the cell contents ; they are used as food additives or flavourings, or as nutrients for bacterial culture media. They are often used to create savory flavors and umami taste sensations. Monosodium...
- 100 mL horse serumBlood serumIn blood, the serum is the component that is neither a blood cell nor a clotting factor; it is the blood plasma with the fibrinogens removed...
- 75 mg bacitracin
- 5 mg vancomycin