
Tumor suppressing senescent cells are bad for aging. The no-longer-dividing cells release a continual cascade of inflammatory factors and are implicated in many maladies including arthritis, atherosclerosis and late life cancer. But researchers show that senescent cells are good for wound healing — identifying a single factor that causes them to promote that process. It’s a crucial discovery for researchers working on developing treatments to clear senescent cells as a way to stem age-related disease.
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