T细胞引起的迟发性变态反应可成为某些疾病的病因。此类自身免疫病有变态反应性,如脑脊髓炎、慢性甲状腺炎,胶原性关节炎等。在动物实验中,把动物体内引起疾病的T细胞移入其它健康的动物体内,也能引起疾病,所以认为T细胞是患病的原因。因此,同传染病的预防接种一样,如果把致病? T cell-induced delayed allergy can be the cause of certain diseases. Such autoimmune diseases have allergies, such as encephalomyelitis, chronic thyroiditis, collagen arthritis. In animal experiments, animals that cause disease in the T cells into other healthy animals can also cause disease, it is considered T cell is the cause of illness. Therefore, the same as vaccination, if the disease?