This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bacteria, Subject name: Microbiology
[{'content': 'Which of the following is not true of Actinomycosis? \nSelect and explain. \nA. Demonstration of filaments, B. Caused by Actinomyces israelii, C. Organism cannot be cultured, D. Sulphur granules in pus', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Organism cannot be culturedRef: (Ananthanarayan, 8th/e, p. 393; 9th/e, p. 394; Harrison, 18th/e, p. 1324; Jawetz, 24th/e, p. 182)Pus containing sulfur granules are washed and cultured anaerobically in thioglycollate broth or Brain heart infusion (BHI) agar.", 'role': 'assistant'}]