One simply must have a damaged immune system these days.

Sir, all we can do is look at the damaged system and reroute a few circuits.

It is also what links genital cancers to people with damaged immune systems.

Try telling that to my damaged immune system.

That is the difference between stabilizing a damaged system and letting it sink further into decline.

As Robinson put through one more power shunt, the damaged system crashed.

That made it hard to work on more than a few damaged systems at a time.

Back in 1999, a research team in Philadelphia raised a group of mice with damaged immune systems.

And still others, including an organism called cryptosporidium, can be fatal for people with damaged immune systems.

Immunoablation uses powerful drugs to wipe out the damaged immune system.