Aim : il - 12 is an imunoregulatory cytokine that plays an essential role in cell - mediated immunity 目的： il - 12是一种具有免疫调节功能的细胞因子，在细胞介导的免疫反应中起着关键作用。
2.
D . nodosus pili is the main protective immunogen against footrot in ruminants . il - 2 is known to be as an adjuvant in many areas 已有很多实验证明il - 2作为佐剂能提高体液免疫和细胞介导的免疫反应。
