autoantigen

例句：

1. 1. Autoantibodies are proteins that react with the body's own tissues.
   自身抗体是与身体自身组织反应的蛋白质。
2. 2. Autoantigens can trigger an immune response and cause disease.
   自身抗原可以引发免疫反应并导致疾病。
3. 3.Researchers have identified several autoantigens associated with autoimmune diseases.
   研究人员已经识别出几种与自身免疫疾病相关的自身抗原。