By Columbia University Irving Medical Center
Young blood has a rejuvenating effect when infused into older bodies, according to recent research: Aging hearts beat stronger, muscles become stronger, and thinking becomes sharper.
Many scientists are looking for the elements of young blood that can be captured or replicated and put into a pill.
But what if the best way to get the benefits of young blood is to simply rejuvenate the system that makes blood?
“An aging blood system, because it’s a vector for a lot of proteins, cytokines, and cells, has a lot of bad consequences for the organism,” says Emmanuelle Passegué, PhD, director of the Columbia Stem Cell Initiative, who’s been studying how blood changes with age. “A 70-year-old with a 40-year-old blood system could have a longer healthspan, if not a longer lifespan.”
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