• 一部分原因在于癌症出现往往经历数十年因此,要想揭示致癌发生增加,必须要对实验对象进行时间的跟踪

    Part of the problem is that cancer can take decades to appear, so only a lengthy follow-up will expose an increase in its incidence.

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  • 死亡增加原因可能由于雌激素刺激血管生长——症发生扩散

    The reason for the increased mortality could be oestrogen stimulating the growth of new blood vessels - which can cause the cancer to grow and spread.

    youdao

  • 背景动物研究发现联氨可能肺部致癌物质人类研究相当少,局限癌症死亡之调查

    Background: Animal studies suggest that hydrazine is a lung carcinogen, but human studies have been rare, rather small, and limited to cancer mortality.

    youdao

  • 如果手机真的会导存在如此接触使用这样一个简单的规则来定义“经常使用意味着最终的效果可能会稀释无法验证

    If phones really do cause cancer, but only at high exposure, employing such a generous definition of regular use means that the effect might be diluted into undetectability.

    youdao

  • 作者认为针对这种情况由于缺乏规范定义处理技术症治疗后相关淋巴水肿的精确发生难以确定

    Lack of standardized definitions and measurement techniques for the disorder make an accurate incidence rate of cancer-treatment-related lymphedema difficult to determine, say the authors.

    youdao

  • 如此死亡使得研究吸烟的致癌机理变得十分重要。

    With high death rates like these, it's worth researching what the effects really are.

    youdao

  • 病人肿瘤细胞含有不正确染色体数量具有较差生存因为导致致癌的症进展耐药性

    Patients whose tumour cells contain an incorrect number of chromosomes have worse survival as this can lead to cancer evolution and drug resistance.

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  • 他们第三雄性小鼠雌激素然后给与致癌这种情况下肝癌发生正常雌性小鼠相同

    The researchers also treated a third group of male mice with estrogen and then gave them the cancer-causing agent. In this case, rates of liver cancer remained the same as in normal female mice.

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  • 流行病学研究显示好坏参半结果一些研究报告发病增加了各种肿瘤其他研究报告没有致癌作用

    Epidemiological studies have shown mixed results, with some studies reporting increased incidence of a variety of tumors and other studies not reporting carcinogenic effects.

    youdao

  • 研究表明睾丸可能一种基因,且睾丸素基因表达降低缺失时,致癌诱导的胃癌发生更高

    Our findings suggest that testin may represent a candidate tumor suppressor gene. When testin expression is degrade or deleted, the carcinogen-induced carcinoma incidence will be higher.

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  • 讨论过剩癌症死亡发现干洗工人暴露氯乙烯(PCE)的,一种已知致癌物质,动物可能存在人类致癌物质。

    Discusses the excess cancer mortality found in dry cleaning workers exposed to perchloroethylene (PCE), a known animal carcinogen and probable human carcinogen.

    youdao

  • 讨论过剩癌症死亡发现干洗工人暴露氯乙烯(PCE)的,一种已知致癌物质,动物可能存在人类致癌物质。

    Discusses the excess cancer mortality found in dry cleaning workers exposed to perchloroethylene (PCE), a known animal carcinogen and probable human carcinogen.

    youdao

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