Resumen de Use of Stem Cells for Ischemic Cardiomyopathy�Reply
Joshua M. Hare, Alan W. Heldman
We agree with Dr Zhang and colleagues that the issue of donor characteristics for allogeneic MSC donation is important. We chose male donors aged 21 to 35 years. Donors were carefully screened medically and documented to be free of a panel of viral infections. The age cutoff was selected to optimize the chances of culture expanding sufficient quantities of MSCs for use in several recipients.
