Friday, March 29, 2019

Chronic Stress Promotes Breast Cancer

From The Medical Press:
A new study, published in the Journal of Clinical Investigation, establishes that the hormone epinephrine sets off a cascade of biochemical reactions that favor growth and spread. In the study, the researchers first demonstrated the effects of chronic stress on cancer stem cell growth, a novel twist on previous research that did not specifically focus on these self-perpetuating cells.

"You can kill all the cells you want in a tumor, but if the stem cells, or mother cells, are not killed, then the tumor is going to grow and metastasize. This is one of the first studies to link chronic stress specifically with the growth of breast cancer stem cells," says Keith Kelley, emeritus professor in the Department of Animal Sciences and the College of Medicine at the University of Illinois, and an author on the study. (Read more.)

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