But most of the antigen was the kind of self-antigen with the defects of poor-immunogenicity and easily-caused immunotolerance.
但这些抗原多属自身抗原，普遍存在免疫原性低，易引起免疫耐受等缺陷。
2
The umbilical cord interstitial stem cells have the function for inducing immunotolerance and immunoregulation and can be used for preparing the medicine for treating the autoimmune disease.