UW News

Neda Bagheri


February 13, 2020

Immune cells consult with neighbors to make decisions

An illustration showing immune system cells migrating to a wound site.

Scientists and physicians have long known that immune cells migrate to the site of an infection, which individuals experience as inflammation — swelling, redness and pain. Now, researchers at the University of Washington and Northwestern University have uncovered evidence that this gathering is not just a consequence of immune activation. Immune cells count their neighbors before deciding whether or not the immune system should kick into high gear.