the presence of aldh1 in both normal and malignant stem cells supports the theory that they are the primary target of transformation to malignancy says study senior author gabriela dontu an assistant professor of internal medicine we believe it is only a very small population of cells that really are capable of unlimited growth and therefore drive cancer recurrence and metastasis she says the fact that normal and cancer stem cells share a common feature gives more support that cancers arise from normal stem cells

aldh1的存在在正常和恶性干细胞支持的理论转换的主要目标是恶性肿瘤研究高级作者说加芙dontu内科医学助理教授我们相信这只是一个非常小的细胞能够无限制的增长,从而推动癌症的复发和转移她说正常,癌症干细胞癌症出现的共享一个共同的特点给予更多的支持正常干细胞

以上为机器翻译结果，长、整句建议使用 人工翻译 。