This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: JIPMER 2019, Subject name: Microbiology
[{'content': 'Panton-valentine leukocidin is produced by: \nSelect and explain. \nA. Staphylococcus epidermidis, B. Pseudomonas, C. Vibrio cholerae, D. Staphylococcus aureus', 'role': 'user'}, {'content': 'Answer: D \nExplanation: 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.', 'role': 'assistant'}]