XF can help cytotoxic lymphocytes (CTL), NK cells and macrophages to clear virus through regulating the activities of Th1 cytokines.

• 宣肺透解剂可能通过调节Th1型细胞因子的活性而增强细胞毒T细胞(CTL细胞)、自然杀伤细胞(NK细胞)和巨噬细胞对病毒的清除。