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临床上正在日益使用药物来抑制不良的免疫反应。晚近注意到细胞免疫反应能为体液封闭因子所阻抑。封闭因子可能是封闭抗体、抗原-抗体复合物或抗原。如封闭因子增加,并伴有细胞免疫的抑制时,则有利于移植物的长期存留;另一方面,对实体肿瘤抗原有效的细胞毒性细胞免疫反应也可为体液封闭因子所消除,致使肿瘤进行性生长。凡细胞免
Clinically, there is an increasing use of drugs to suppress unwanted immune responses. Recently noticed that the cellular immune response can be suppressed by the fluid blocking factor. Blocking factors may be blocking antibodies, antigen-antibody complexes or antigens. Such as increased blocking factor, accompanied by inhibition of cellular immunity, is conducive to the long-term survival of the graft; the other hand, the effective cytotoxic cytotoxic immune response to solid tumor antigen can also be eliminated by the fluid blocking factor, resulting in tumor Sexual growth. Where the cells are free