DNase B sequence is conservative, can be used to test the antibody of DNase B. The anti-deoxyribonuclease-B titer (anti-DNase-B, or ADB) is regarded as one of the most sensitive markers of GAS infection, and recommended by Jones standard.

• 抗DNA酶B检测是Jones标准所推荐的链球菌感染及其并发症的两种实验诊断方法之一。