Banked blood turns fatally stale

日期:2019-03-02 01:12:05 作者:羊舌霭 阅读:

By Alison Motluk BLOOD transfusions are supposed to save your life, not hasten your demise. Yet recent evidence suggests that transfusions can increase your chance of heart attack or death. Now two separate teams have figured out why – and suggested a way of turning things around. In the US, almost 14 million units of blood are dispensed each year to 4.8 million patients. The collection and processing of the blood is strictly regulated and huge efforts are made to keep it free of infectious agents. But while blood transfusions undoubtedly save many lives, over the past five years,