Bone Marrow Transplant

Frozen cord blood revived after 15 years

Published in Blood Weekly, January 23rd, 2003

Even after 15 years in the deep freeze, human umbilical cord blood may be used to restore bone marrow in cancer patients, according to a study that showed cells from long-frozen specimens were able to grow and expand in laboratory mice.

"People have been wondering how long we can freeze and store these cells," Hal Broxmeyer, a researcher at the Indiana University School of Medicine, said. "Our paper says it is highly likely that they can be stored for at least 15 years."

In a study appearing online the week of December 30, 2002, in the Proceedings of the National Academy of Sciences USA, Broxmeyer and his coauthor reported that human cord...

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Source: Blood Weekly (2003-01-23)

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