If you have diabetes or have arthritis, you've already been dealing with autoimmune diseases that arise when the body's own immune system mistakenly attacks and destroys healthy body tissue.

如果你患有糖尿病或者关节炎，你自身的免疫系统会错误地攻击并破坏健康的机体组织时，这就引起了自身免疫疾病。

youdao

It makes a good transplant drug because it slows the expansion of immune cells and stops rejection of the implanted tissue.

它在器官移植中表现出色，因为它减慢了免疫细胞的扩散和阻止了植入组织的排斥。

youdao

Transplanting that into a patient, however, would risk provoking an immune reaction, since the muscle cells are "foreign" tissue.

不过将其移植到患者身上会有引发免疫反应的风险，因为人造血管上的肌肉细胞是“外来”组织。

youdao

She says the chimpanzee tissue showed a severe loss of immune system cells.

VOA: special.2009.09.08

In particular, low-status individuals showed high levels of activity in genes associated with the production of various immune-related cells and chemical signalling factors, as well as those to do with inflammation (a general immune response that involves tissue swelling and increased immune-cell activity in the affected area).

ECONOMIST: Social status and health

Some experienced serious side effects, including three people who died likely because their immune systems attacked healthy tissue.

WSJ: New Cancer Drugs Use Body's Own Defenses

As a professor of neurology at Harvard Medical School, he studied multiple sclerosis, a genetically conditioned disease in which the immune system mistakes nerve tissue for a foreign invader and systematically destroys it.

FORBES: Profitable pedigree