The transfusion of red blood cells (RBC) is a critical component in the treatment of a number of acute and chronic medical problems.

LONDON, May 21, 2012 /PRNewswire/ -- Public urged to give blood ahead of major events this summer to boost blood stocks

Researchers have rejuvenated aged hematopoietic stem cells to be functionally younger, offering intriguing clues into how medicine might one day fend off some of the ailments of old age.

Research of wounds on a 5,300-year-old body found frozen in the Italian Alps in 1991 has produced the oldest red blood cells ever identified, and suggests the well preserved “Iceman” did not immediately die from his injuries, nor did he live for a few days.

Johns Hopkins study shows wide variation in transfusion use in operating rooms