Panton-valentine leukocidin is produced by:: (A) Staphylococcus epidermidis, (B) Pseudomonas, (C) Vibrio cholerae, (D) Staphylococcus aureus
Answer is D. Panton-valentine leukocidin Produced by S. aureus. Has 2 components F (fast) and S (slow) based on their migration on carboxymethyl cellulose column. Both the fragments act synergistically with gamma hemolysin -damage leukocytes, RBCs and macrophages. Synergohymenotropic toxins: Gamma-hemolysin and PV toxin . Capable of producing haemolytic and leukocidal activity.