streptolysin-O
(SLO)
(strep-tol\'ī-sin)
A specific hemolysin produced by Streptococcus pyogenes that is inactivated by oxygen (hence the "O" in its name). SLO causes beta-hemolysis of blood cells on agar plates incubated anaerobically.

Microbiology. . 2009.

Look at other dictionaries:

  • Streptolysin O — Masse/Länge Primärstruktur 538 Aminosäuren …   Deutsch Wikipedia

  • streptolysin O — Oxygen labile thiol activated haemolysin (native toxin is 61 kD and is cleaved to form 55 kD fragment that retains activity). Haemolysis is inhibited by cholesterol, and only cells with cholesterol in their membranes are susceptible. Toxin… …   Dictionary of molecular biology

  • streptolysin O — an oxygen labile and antigenic hemolysin produced by most group A streptococci and by some of groups C and G. It is inactive in the oxidized state but is readily activated by treatment with mild reducing agents, such as sulfite …   Medical dictionary

  • Anti-streptolysin O — (ASO) is the antibody produced against an antigen produced by Lancefield group A streptococci. The enzyme is called streptolysin O , wherein the O stands for oxygen labile ; the other antigen being oxygen stable streptolysin S. Both the enzymes… …   Wikipedia

  • Streptolysin — is a streptococcal hemolytic exotoxin. [DorlandsDict|seven/000101361|streptolysin] [MeshName|Streptolysin] An antibody, anti streptolysin O, can be detected in an antistreptolysin O titre.References …   Wikipedia

  • streptolysin — A hemolysin produced by streptococci. s. O a hemolysin that is produced by β hemolytic streptococci and is hemolytically active only in the reduced state; anti s. O produced during infection is of diagnostic significance. * * * strep·to·ly·sin… …   Medical dictionary

  • Anti-Streptolysin — Als Antistreptolysin O, kurz ASLO oder ASO, werden Antikörper gegen Streptolysin O bezeichnet. Nach Infektion mit β hämolysierenden Streptokokken bilden sich Antikörper gegen Streptolysin O. Die Konzentration dieser Antikörper wird durch den ASLO …   Deutsch Wikipedia

  • Antistreptolysin O — Als Antistreptolysin O, kurz ASLO oder ASO, werden Antikörper gegen Streptolysin O bezeichnet. Nach Infektion mit β hämolysierenden Streptokokken bilden sich Antikörper gegen Streptolysin O. Die Konzentration dieser Antikörper wird durch den ASLO …   Deutsch Wikipedia

  • Antistreptolysin — Als Antistreptolysin O, kurz ASLO oder ASO, werden Antikörper gegen Streptolysin O bezeichnet. Nach Infektion mit β hämolysierenden Streptokokken bilden sich Antikörper gegen Streptolysin O. Die Konzentration dieser Antikörper wird durch den ASLO …   Deutsch Wikipedia

  • Streptococcus pyogenes — Taxobox color = lightblue name = Streptococcus pyogenes image width = 240px image caption = S. pyogenes bacteria @ 900x magnification. regnum = Bacteria phylum = Firmicutes classis = Bacilli ordo = Lactobacillales familia = Streptococcaceae genus …   Wikipedia

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