The human immune system is a finely-tuned machine, balancing when to release a cellular army to deal with pathogens, with when to rein in that army, stopping an onslaught from attacking the body itself. Now, researchers have discovered a way to control regulatory T cells, immune cells that act as a cease-fire signal, telling the immune system when to stand down.
from Health & Medicine News -- ScienceDaily https://www.sciencedaily.com/releases/2020/07/200707113232.htm
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