They were given islet cells from the pancreas of a dead organ donor.

他们被移植了死亡的器官捐献者的胰脏细胞。

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Today, islet cells can be transplanted from donors into people with diabetes, but there is the risk of rejection.

今天，胰岛细胞可以从捐献者移植到患有糖尿病的患者，但有排斥的风险。

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This taught the mouse's immune-system T cells to accept islet cells, which researchers transplanted seven days later.

这使得小白鼠的免疫T细胞接受了这些研究者移植七天以后胰岛素的细胞。

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This was because by this stage, the immune system had destroyed the body's islet cells.

BBC: Stem cells 'can treat diabetes'

Also, there are many more potential donors than with islet cells from the deceased.

BBC: Many people with diabetes must have regular insulin shots

Usually, this is the result of an immune reaction that destroys the islet cells.

CNN: What could be causing my pancreatitis?