| streptolysins | Exotoxins produced by certain strains of streptococci, particularly those of group a, that lyse red blood cells. (12 Dec 1998) Previous: streptokinase-streptodornase, streptolydigin, streptolysin, streptolysin ONext: streptolysin S, Streptomyces, Streptomyces albusstreptolysin S Thought to be a peptide of 28 residues: causes zone of _ haemolysis around streptococcal colonies on blood agar. Mechanism of haemolysis unclear. Toxic to leucocytes, platelets and several cell lines. (18 Nov 1997) |
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