That dose is about 10,000 times that typical exposure rate for the U.S., but it is applied to the cancerous tissue; the total-body exposure during radiation therapy is much less.

治疗中所接触到得辐射量是在美国通常接触到辐射量的10000倍，但是它仅适用于癌组织；在放射性治疗中全身接触的辐射量相对来说是非常少的。

youdao

That dose is about 10, 000 times that typical exposure rate for the U.S., but it is applied to the cancerous tissue; the total-body exposure during radiation therapy is much less.

治疗中所接触到得辐射量是在美国通常接触到辐射量的10000倍，但是它仅适用于癌组织；在放射性治疗中全身接触的辐射量相对来说是非常少的。

youdao

Objective:To investigate the influence of allogeneic spleen tissue transplantation with low-dose FK506 on allograft tolerance in rats receiving orthotopic liver transplant and the related mechanism.

目的：观察小剂量FK506作用下同种脾组织移植对大鼠肝移植术后免疫耐受的影响，探讨其可能的机制。

youdao

Millennium's drug, now in early human trials, homes in on prostate cancer cells and aims to obliterate them with a precise dose of toxic chemotherapy while leaving surrounding tissue untouched.

FORBES: Men, Cancer & Hope

This allows doctors to boost the dose at the core of the tumor while giving lower doses at the edges, preserving healthy tissue.

FORBES: Men, Cancer & Hope

Conventional CT scans are used to work out the shape of the place where a dose of radiation needs to be concentrated in order to attack a tumour without damaging nearby healthy tissue.

ECONOMIST: Modern X-ray technology