Blood agar is a rich, non-selective medium that supports the growth of most bacteria. However, it is differential based on the ability of the organism to produce enzymes called hemolysins, which lyse ...

coli bacteria that produces a dangerous toxin ... coli known for secreting a toxin called "Shiga toxin." Hemolytic syndrome. Diarrhea, edema, and kidney failure (credit: SHUTTERSTOCK) The disease ...