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: Pathology
[{'content': 'Activation of fibroblasts and deposition of connective tissue are orchestrated by all of the following except: \nSelect and explain. \nA. PDGF, B. FGF-2, C. TGF-β, D. HGF', 'role': 'user'}, {'content': 'Answer: D \nExplanation: The laying down of connective tissue occurs in two steps:\n\nMigration and proliferation of fibroblasts into the site of injury.\nDeposition of ECM proteins produced by these cells.\n\nThese processes are orchestrated by locally produced cytokines and growth factors, including PDGF, FGF-2, and TGF-β.\nRobin’s Textbook of pathology 10th ed\xa0 Page 91', 'role': 'assistant'}]