Thomas Borak: When you're delivering radiation to a cancer patient, you're trying to deliver an extremely high dose to the tumor.

汤姆斯·博拉克：当通过辐射治疗癌症患者时，你尽量为肿瘤施以高剂量的辐射。

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Results: the sensitivity to high and low dose ionizing radiation was distinct in different area of the cortex.

结果：淋巴结皮质的不同区域对高、低剂量电离辐射的敏感性均不同。

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Cells of the hematopoietic system and gastrointestinal track are extremely sensitive to apoptosis induced by high-dose ionizing radiation.

血液系统和胃肠道细胞极易产生高剂量射线电离辐射所诱导的凋亡。

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It will also provide a stereotactic radiosurgery service (SRS) which involves the precise delivery of a single fraction of high-dose radiation, usually within the skull.

BBC: South East Wales

External beam radiation involves zapping a patient with high-dose X rays generated by a machine called a linear accelerator.

FORBES: Men, Cancer & Hope

"Don't take a high-dose supplement of any antioxidant during chemotherapy and during radiation because we don't know what the effects will be on your treatment, " he suggests.

CNN: Antioxidants may interfere with breast cancer treatment