Prepared out of at least 1,000 different human donors.

CryoLife is the nation's largest supplier of heart valves obtained from human donors.

But expenses now associated with procuring organs from human donors can range from $7,500 to $25,000.

Blood for transfusion is obtained from human donors by blood donation and stored in a blood bank.

I'd taken blood from unwilling human donors, but it's not something I'm proud of; nor was it safe.

Right," said Kate, "but it does require human donors.

To be sure, human donors are subject to disease, and recipients of those organs risk infection by any number of viruses.

HBIG is prepared from blood products obtained from human donors.

For the process to work on the Chal, their creators used transplants from human donors of tissues that could not be cloned.

It was designed to keep patients alive and mobile while they awaited hearts from human donors.