Objective:To observe the dynamic levels of TH1/TH2 cytokines from the plasma of BALB/c mice infected with DEN2 NGC strain and research immune response mechanism.

• 目的通过观察2型登革病毒(DEN2)NGC株初次感染和再次感染BALB/c小鼠后小鼠血浆中TH1和TH2类细胞因子的产生及其动态变化,研究DEN2感染的免疫机制。