致癌

Chemical carcinogenesis in culture has proved to be a much more difficult field of investigation than viral carcinogenesis.

在培养内化学致癌已证明是一个比致癌困难得多的研究领域。

Using the health risk assessment model of chemical carcinogens and non-carcinogens and combing with the maximum acceptable risk level recommended by relative agencies and authors, the paper develops the risk assessment of carcinogenic and non-carcinogenic PTS in different ambient medium of Shanghai.

采用化学致癌物与非致癌物的健康风险评价模型，结合有关机构和作者推荐的最大可接受风险水平，对上海市多介质环境下的致癌类与非致癌类PTS进行定量化的风险评估。

The both carcinogenic factors were investigated on its dose-response ralationships.

研究上述两种致癌因子的剂量 - 效应相关模式.

It becomes increasingly apparent that carcinogen-induced changes in epigenetic status may play an important role in mechanism of chemical carcinogenesis.

近年来研究显示，致癌物引起的表观遗传改变在化学致癌机理中可能起着十分重要的作用。

Cankered material can produce effluvial carcinogen aldehyde . 2.

腐烂的物质可以产生恶臭的致癌物质乙醛.

Some people are worried that electromagnetic fields from electric power lines could increase the risk of cancer.

有些人担心输电线的电磁场可能增加致癌几率。

Other examples are cell damage caused by silica, asbestos and possibly some carcinogens.

另外的例子是二氧化硅 、 石棉和可能的某些致癌物质所引起的细胞损害.

Our results showed that the sensitivity of transformed cells caused by radioactivity or biological and chemical agents to growth factors could also be altered.

因此，我们认为，有关物理的致癌因素如放射性同位素，像生物、化学的致癌因素一样，亦能引起其转化细胞对外源性生长调节因子敏感性的改变。

RESULTS: Aristolochic acid has nephrotoxicity, alimentary canal toxicity, carcinogenicity, mutagenicity and genotoxicity.

结果: 马兜铃酸具有肾毒性 、 消化道毒性 、 致癌性 、 致突变性和基因毒性.

Decaffeinated coffee still contains some stimulants and other nasties linked with cancer.

脱咖啡因的咖啡仍含一些刺激物和其他可能致癌的有害物质。

Chloro-benzenes have the intense carcinogenesis, tetratogenesis and mutagenesis, and may enter human body through food chain and are concentrated at there, thus endanger the human health. Similarly, benzidines are suspected to be carcinogenic to human beings.

氯代苯类化合物具有强烈的致癌、致畸和致突变作用，可通过食物链进入人体并富集从而危及人类健康；同时，联苯胺类化合物对人类有致癌嫌疑。

Human hazards of acrylamide: the animal experiments show that, acrylamide is a kind of potential carcinogen.

丙烯酰胺对人体的危害: 动物试验显示, 丙烯酰胺是一种可能致癌物.

Cerical cytology and biopsy were analyzed for 14 oncogenic HP types using polymerase chain reaction.

用聚合酶链反应分析了宫颈细胞学和活检中的14种致癌HP型.

Too much exposure to X-rays can cause skin burns, cancer or other damage to the body.

接受过多的 X 射线会灼伤皮肤 、 致癌,也会对身体造成其他伤害.

Aflatoxin B 1 ( AFTB 1 ) has strong toxicity, which was ranked A carcinogen by international cancer organization in 1988.

黄曲霉毒素 B1 具有很强的毒性, 1988年被国际癌症机构列为A类致癌物质.

Formaldehyde is a carcinogen that has been shown to cause cancer in lab animals.

甲醛是一种在实验室动物身上被证明会导致癌症的致癌物质.

These materials contained asbestos, a known cause of cancer when inhaled.

这些废料含有石棉, 一旦吸人人体就会致癌,这是人所共知的.

Colgate-Palmolive's toothpaste was said to contain a carcinogen.

高露洁的牙膏也被说含有致癌物质.

Its reason is certain azo dyes meeting generation guides aromatics amine, cause cancer thereby.

其原因是某些偶氮染料会产生导芳族胺,从而导致癌症.

Surgeon General's warning: cigarette smoking causes cancer

卫生局长提醒大家：吸烟致癌

Many constituents are mutagens and carcinogenic such as alkenes, nitrosamines, polynuclear aromatic and heterocyclic hydrocarbons, amines.

烟草的很多成分都会引起有机体突变以及致癌,如烯烃化合物, 亚硝胺, 多核芳香烃以及多环碳氢化合物和铵.

Under the agreement, releases of cancer-causing chemicals will be cut by about 80 per cent.

根据协议，致癌化学物的排放量将减少约80％。

Some industrial chemicals can be very toxic or carcinogenic.

一些工业用化学品具有高度毒性或是致癌物质.

The tumor was squamose carcinoma confirmed by histopathological examination. The culture system in this study provided a potential tool for studying the molecular mechanism of carcinogenesis of human bronchial epithelial cells induced by BPDE.

本实验以反式BPDE成功地诱发了人支气管上皮细胞恶性转化，为后期进一步研究其致癌的分子机制、寻找致癌相关基因提供了理想的生物学材料。

Cate-chins may also prevent DNA damage caused by carcinogens.

儿茶酸还可能预防致癌物质引起的DNA损伤.

More and more cancer-causing additives are discovered in processed foods.

越来越多的致癌物质是在食品制造的过程中.

Some industrial chemicals and food additives are known to be cancer-producing.

已知有些工业上的化学物质和食物附加物是致癌的.

Chemical carcinogens generally require metabolic conversion to some form of " ultimate " carcinogen.

化学致癌物一般需要通过代谢来转换成某种形式的 “ 最终 ” 致癌物.

Can stem cells lead to aberrations such as cancer?

干细胞会不会导致癌症之类的异常疾病 呢 ?

DNA is the genetic material inside every cell that carries the blueprints for everything from hair color to the risk of cancer.

脱氧核糖核酸是存在于每个细胞内的基因物质，它承载从头发颜色到致癌风险等各种遗传型板。