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."
I cannot conceive that anybody will require multiplications at the rate
of 40,000 or even 4,000 per hour ...
-- F. H. Wales (1936)