Halt carcinogens at work, EU OSHA. The website shares info to help prevent personnel from currently being subjected to carcinogens while in the place of work.
在正常细胞生长期间经常会发生基因突变。但细胞含有一种可识别何时发生错误并修复错误的机制。有时会漏掉某种错误。这种情况可能导致细胞癌变。
臨床實驗是抗癌研究長期研發實驗的最後一個階段。找尋新的治療方法通常是在實驗室裡開始進行，研究員不斷測試和實驗新的對抗癌症的想法。如果找出有潛力的治療方式，首先要先進行動物實驗，觀察此新療法實際施行在生物體上是否確實有效，或是帶有未知副作用等問題。在實驗室與動物實驗都很有效並不能代表同樣的方法在人體身上能夠成功，因此要等臨床實驗結束，才能確定新的治療方法是安全有效的。
肿块：常为位置表浅肿瘤的首发症状，位置较深者不易发现，生长快，易转移，可在短时间内出现一处或多处较大肿块。
For many common cancers, the English organ name is utilised. One example is, the most typical form of breast cancer is named ductal carcinoma of your breast. Here, the adjective ductal refers to the looks of cancer under the microscope, which implies that it's originated while in the milk ducts.
以放疗为主要手段来杀灭瘤细胞，达到治愈的目的。适用于鼻咽癌、头颈部癌症、前列腺癌、宫颈癌、肛管癌、肺癌、食管癌、恶性淋巴瘤、皮肤鳞癌、骨巨细胞瘤等。
DNA maintenance inhibition is proposed to generally be a predominant mechanism in major metal-induced carcinogenicity. In addition, frequent epigenetic alterations in the DNA sequences code for modest RNAs called microRNAs (or miRNAs). miRNAs usually do not code for proteins, but can "target" protein-coding genes and lower their expression.
辐射（主要为电离辐射和紫外线）是明确的致癌物质，而异物刺激、创伤、慢性炎症等会促进恶变进程。
The term originates from the ancient Greek καρκίνος, meaning 'crab' and 'tumor'. Greek medical professionals Hippocrates and Galen, amid Many others, observed the similarity of crabs to some tumors with swollen veins. The word was introduced in English in the trendy medical feeling all over 1600.[28]
正常情况下，抑癌基因有抑制肿瘤发生的功能。若该基因失活，对肿瘤的抑制作用下降或丧失，细胞发生恶性转化，形成肿瘤。
A big proportion of cancers are adenocarcinomas, with regular histopathology attributes proven, Despite the fact that they range significantly from circumstance to circumstance. Cancers are classified by the type of cell that the 癌症 tumor cells resemble and it is for that reason presumed being the origin with the tumor. These forms include:
Disruption of a single gene could also final result from integration of genomic content from the DNA virus or retrovirus, leading to the expression of viral oncogenes in the influenced mobile and its descendants.
烟草使用、酒精消费、不健康饮食、缺乏身体活动和空气污染是癌症（以及其他非传染性疾病）的危险因素。
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