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."
You know, Callahan's is a peaceable bar, but if you ask that dog what his
favorite formatter is, and he says "roff! roff!", well, I'll just have to...