It is feasible that the NP antigen of hantavirus is used for ELISA typing of sera from HFRS patients. The first immunological evidence of the third serotgpe DOB was discovered in china.

• 用汉坦病毒NP作抗原进行ELISA血清分型是可行的,并首次发现我国存在DOB血清型的免疫学证据。