not-self antigen

例句：

1. 1. Theresearcher found that the not-selfantigen could be a key to unlockingthe mystery of cancer.
   研究人员发现，非自身抗原可能是解开癌症之谜的关键。
2. 2. Thestudy focused on the role of not-self antigen in immune system responses.
   该研究关注了非自身抗原在免疫系统反应中的作用。
3. 3. The discovery of this not-self antigen has led to new treatments forcancer patients.
   这一非自身抗原的发现为癌症患者带来了新的治疗手段。