They were then able to give the mice higher doses of radiation therapy with no ill effect by blocking a mechanism by which endothelial cells communicate with each other.

BBC: Minimising cancer care damage

Cellerant has dosed radiation-ravaged lab mice with other mice's purified stem cells and watched them recover to full health in months.

FORBES: Rebooting the Body

In tests on mice, the drug increases tolerance to radiation by about 25% with few side effects, he says.

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Using radiation, researchers completely destroyed the bone marrow of female mice and replaced it with marrow from male mice.

BBC: First steps towards artificial organs