cell transfer factor

例句：

1. 1. The cell transfer factor is crucial for the growth and development of cells.
   细胞转移因子对于细胞的生长和发育至关重要。
2. 2. The study of cell transfer factors has led to breakthroughs in cancer treatment.
   研究细胞转移因子在癌症治疗方面取得了突破。
3. 3. The cell transfer factor plays a vital role in tissue repair and regeneration.
   细胞转移因子在组织修复和再生中起着重要作用。