Aeromonas is gram negative rods, facultative anaerobic seen in soil and fresh and brackish water and it causes infections in both Human and Animals mostly fishes The most important ...

Some bacteria produce hemolysins, exotoxins that cause red blood cells (RBC’s) to burst open (hemolyse).When these bacteria are cultured on blood agar, this hemolysis is visible ...

Colonies of Staphylococcus aureus on blood agar surrounded by wide zones of beta-hemolysis.

  Different types of bacterial hemolysis on blood agar : Staphylococcus – Hemolysis. A=Beta Hemolysis B=Alpha Hemolysis C=Gamma Hemolysis