The free cancer cells positive rate related to the tumor infiltration depth, serous membrane invasion area and the type of histopathology.

游离癌细胞检出阳性率与肿瘤浸润深度、浆膜受侵面积及病理组织学类型有关。

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Objective: to detect the intraperitoneal free cancer cells (IFCC) through intraoperative peritoneal washing cytology, as to study the probable reason of intraperitoneal metastases.

目的：对原发性肝癌患者腹腔游离癌细胞进行定性研究，探讨术后腹腔种植的原因及防治方法。

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One possibility relates to the ATP-making machinery's emission of free radicals, which are thought to contribute to aging and to such age-related diseases as cancer by damaging cells.

一个可能的解释与制造 ATP 的组织释放出的自由基有关，人们认为它通过破坏细胞来促进老化，并且导致这种像癌症一样的和年龄有关的疾病。

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When the mice were kept calm and free of stress, the drug destroyed prostate cancer cells and inhibited tumor growth.

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"In cancer, we create free radical damage to tumor cells with treatment, and we want that, but antioxidants quench this damage, " explains Dr. Brian Lawenda, the clinical director of radiation oncology at the Naval Medical Center, in San Diego, California.

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