Anti-DNase B is used for the diagnosis of: (A) Staphylococcus, (B) Streptococcus, (C) Corynebacterium, (D) Neisseria
Answer is B. Antideoxyribonuclease B ( anti-DNase B): serological test to determine streptococcal infection. Titres higher than 300 are taken as significant. Anti-DNase B and antihyaluronidase test are very useful for retrospective diagnosis of streptococcal pyoderma for which ASO is of much less value.