This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bacteriology, Subject name: Microbiology
[{'content': 'Anti-DNAase B is used for diagnosis of \nSelect and explain. \nA. Staphylococcus, B. Streptococcus, C. Corynebacterium, D. Neiserria', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Antideoxyribonuclease B ( anti-DNA as B)antibody: serological test to determine streptococcal infection. Anti-DNAase B and antihyaluronidase test are very useful for retrospective diagnosis of streptococcal pyogenes infections, where ASO titer may be low. Ref: Textbook of Microbiology; Ananthanarayanan and Panicker; 10th Edition; page:214', 'role': 'assistant'}]