samzenpus from the congen-circulatory-sphincters dept.
jcr writes "Medical researchers in Britain have succeeded in growing a heart valve from adult stem cells taken from bone marrow. The research is being reported in the journal of the Royal Society today. Growing a heart value from your own cells means that tissue rejection isn't an issue."
An egghead is one who stands firmly on both feet, in mid-air, on both
sides of an issue.
-- Homer Ferguson