Type 1 Diabetes

Immune police recognize good and bad guys in the body

Published in Virus Weekly, October 2nd, 2007

Immune system police are as good at recognizing bad guys, such as bacteria and viruses, as they are our own tissue, researchers say.

The finding may cause a stir in the scientific community, which has long held that regulatory T cells or Tregs, preferentially respond to body proteins, or self antigens, rather than non-self antigens, invaders such as viruses and bacteria.

Now, Medical College of Georgia immunologists report in the September issue of Immunity that Tregs, similarly to other T cells, respond stronger and more frequently to foreign substances than to the body’s own antigens.

Fortunately, the potential conflict between...

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Source: Virus Weekly (2007-10-02)

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