MeSH definition : Exotoxins produced by certain strains of streptococci, particularly those of group
A (STREPTOCOCCUS PYOGENES), that cause HEMOLYSIS.;
MeSH synonym : streptolysin;
MeSH annotation : /antag permitted but consider also ANTISTREPTOLYSIN;
Wikipedia link : https://en.wikipedia.org/wiki/Streptolysin;