This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
[{'content': 'Rosiglitazone mechanism of action is ? \nSelect and explain. \nA. Acts as PPAR gamma agonist, B. Inhibitor of alpha glucosidase, C. Acts as amylin analogue, D. Acts as dipeptidyl peptidase inhibitor', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Acts as PPAR gamma agonist Rosiglitazone It is oral antidiabetic drug They are selective agonists for nuclear peroxisome proliferator activator receptor gamma (PPAR gamma) expressed in the fat and muscle cells. It enhances transcription of several insulin responsive genes. Reverse insulin resistance by enhancing GLUT 4 expression and translocation.", 'role': 'assistant'}]