癌基因

duì yú ái jī yīn de yán jiū mù qián shàng cún zài zhēng yì bào lè guān tài du de rén rèn wéi zhè shì zhǒng liú yán jiū zhōng de zhòng yào tū pò

对于癌基因的研究目前尚存在争议，抱乐观态度的人认为这是肿瘤研究中的重要突破。

There are still controversies about the research of oncogenes, and optimistic people think this is an important breakthrough in tumor research.