This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Mycology, Subject name: Microbiology
[{'content': 'Phagocytosis of C. neoformans is inhibited by: \nSelect and explain. \nA. Cryptococcal capsular material, B. The size of the yeast cells, C. The cell walls, D. Toxins produced by the organism', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Cryptococcal Capsular material(Jagdish Chander Book of Mycology)Virulence factor of cryptococcus neoformans1. Polysaccharide capsule.2. Melanin production.Inhibits phagocytosis by WBC.Due to enzyme phenolic oxidase.", 'role': 'assistant'}]