This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Amyloidosis, Subject name: Pathology
[{'content': 'Amyloid deposits stain with all of the following except: \nSelect and explain. \nA. Congo-Red, B. Crystal Violet, C. Methenamine Silver, D. Thioflavin T', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Microscopically amyloid deposits stain Pink with Hematoxylin-eosin stain Show metachromasia with Crystal violet Congo red stain (Most common) impas a unique apple green birefringence with stained tissue section,When viewed using polarizing microscope. Fluorescent dyes such as Thioflavin T are sensitive screening stains for amyloid deposits in brain FIG:- Black arrow showing pink red deposits of amyloid Red arrow showing yellow-green birefringence of the deposits when observed under polarizing microscope', 'role': 'assistant'}]