“We show that prolonged fasting periods cause a major reduction in white blood cell number followed by its replenishment after refeeding,” Doctor Valter Longo, of the University of Southern California, explained. “We discovered that this effect, which may have evolved to reduce energy expenditure during periods of starvation, is able to switch stem cells to a mode able to not only regenerate immune cells and reverse the immunosuppression caused by chemotherapy, but also rejuvenate the immune system of old mice.”
Posted on: Fri, 06 Jun 2014 14:56:36 +0000
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