STOCKHOLM, Oct 6: Mary E Brunkow, Fred Ramsdell and Shimon Sakaguchi won the Nobel Prize in medicine on Monday for their discoveries concerning peripheral immune tolerance.

Peripheral immune tolerance is one way the body helps keep the immune system from getting out of whack and attacking your own tissues instead of foreign invaders.

The award is the first of the 2025 Nobel Prize announcements and was announced by a panel at the Karolinska Institute in Stockholm.

Last year’s prize was shared by Americans Victor Ambros and Gary Ruvkun for their discovery of microRNA, tiny bits of genetic material that serve as on and off switches inside cells that help control what the cells do and when they do it.

Nobel announcements continue with the physics prize on Tuesday, chemistry on Wednesday an

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