Opypeptide agents synthesized and excreted from immunocyte or nonimmune cells are called cytokines. 機體的免疫細胞和非免疫細胞合成和分泌的小分子多肽類因子統稱為細胞因子。
The main object is to stimulate the body immunocyte by various means, which will improve body immunity and kill tumor cells. 其主要目的都是通過各種方式刺激機體的免疫細胞，提高機體免疫力，殺傷腫瘤細胞。