This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Basic Concepts, Subject name: Pathology
[{'content': 'Lipids in the tissue are detected by which of the following special histology stains? \nSelect and explain. \nA. Periodic Acid Schiff (PAS), B. Myeloperoxidase, C. Oil Red O, D. Mucicarmine', 'role': 'user'}, {'content': "Answer: C \nExplanation: Commonly asked stains Substance Stain Glycogen Mucicarmine, PAS with diastase sensitivity Lipids Sudan black, Oil Red 'O' Amyloid Congo Red, Thioflavin T (for JG apparatus of the kidney) Calcium Von Kossa, Alzarine Red Hemosiderin Perl's stain Trichrome Collagen appears blue, while smooth muscle appears red.", 'role': 'assistant'}]