The disease starts either as a cancerous tumor, or it starts when a cyst becomes cancerous.

该疾病源于癌性肿瘤，或者源于囊肿癌变。

Most of the families.my friends have people that's cancerous.

几乎所有的家庭，我的朋友都有得癌症的。

Doctors can also then test the polyp for cancerous cells.

医生然后通过息肉来检查癌胞的存在。

Patients in the study first receive treatment to destroy cancerous cells.

该研究中的患者首先接受摧毁癌胞的治疗。

When they can't reproduce, cancerous cells dieoff instead of becoming dangerous.

若癌胞无法复制，它们就会消亡从而（体）造成威胁。

If you have DNA in a cell, and that cell is cancerous.

如果胞内有DNA，而且胞是癌胞。

She had the cancerous tumor removed along with parts of her neck.

她切除了癌性肿瘤部的部分区域。

Bandi's investigation was expected to show an infection or a cancerous tumor.

班迪通过检查预计这名女子受到了感染或患癌症。

Freckles are usually harmless, but some skin spots can be cancerous – connected to cancer.

雀斑通常是无害的，但一些皮肤斑可能会致癌——与癌症有关。

So cancerous tumors or cysts can't be seen or felt.

所们看见也感觉到癌性肿瘤或囊肿。

Benign or cancerous growths on your eyelid can cause the lid to turn outward.

眼睑上的良性或癌性生长会导致眼睑向外翻转。

Doctors discovered and removed a large growth from his colon. The growth was cancerous.

医生在他的结肠中发现了一大块生长物，并将之切除。这个生长物是恶性肿瘤。

This is an example of identifying cancerous areas of human tissue under a microscope.

这个是用显微镜识别组织癌变区的例子。

Many of these genes have been found by looking at cancerous cells.

这些改造过的基因被认为参与了这个过程。

What about cancerous Nitrosamines already present in bacon, frankfurters or salami thanks to heat processing.

由于热处理，培根、法兰克福香肠或意大利腊肠中已经含有致癌的亚硝胺。

The apps also falsely identified plenty of benign growths as possibly cancerous. The findings are in the journal JAMA Dermatology.

且应用程序还误将大量良性增生判断为可能导致癌变。研究结果刊登在《美国医学会皮肤科》杂志上。

A drop of water on the pen pulls molecules from the suspected cancerous tissue during surgery.

在手术过程中，在这种笔上滴一滴水就能从疑似癌症组织中提取出分子。

And more cell divisions means more chances of mutations that could let a cell become cancerous.

更多的胞分裂意味着更多可能导致胞癌变的突变。

We now know that dogs like Max are smelling the tiny volatile chemicals given off by cancerous tumours.

我们发现像马克斯这样的狗能够闻出癌症肿瘤散发的微化学信号。

A lot of cancerous cells are needed for research, most of them are grown in this room.

研究需要大量癌胞，其中大部分都是在这儿培育而来的。