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': 'Protein found in amyloid deposits in senile amyloidosis, except \nSelect and explain. \nA. Transthyretin., B. Beta- amyloid protein, C. Amyloid of prion., D. AL protein.', 'role': 'user'}, {'content': 'Answer: D \nExplanation: The biochemical type of protein found in the amyloid deposits in senile amyloidosis are amyloid transthyretin (ATTR), β amyoloid protein (Aβ) and amyloid of prion protein (APrP).', 'role': 'assistant'}]