This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Salivary Glands, Subject name: Surgery
[{'content': 'Amifostine protects all of the following except: \nSelect and explain. \nA. CNS, B. Kidneys, C. Salivary glands, D. GIT', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Amifostine It is a prodrug that is dephosphorylated by alkaline phosphatase in tissues to a pharmacologically active free thiol metabolite Cause reduction of the cumulative renal toxicity of cisplatin and toxic effects of radiation on normal oral tissues Amifostine protects -Kidneys - Salivary glands - GIT', 'role': 'assistant'}]