External Link - Source: Science
Add your name to a waitlist for a kidney transplant in the United States today, and you’ll join around 100,000 people, many of whom have already been waiting years. The scarcity of life-saving organs for transplants has raised hopes for substitute organs from pigs, which have a similar anatomy to humans. But decades of scientific setbacks have kept clinical trials of that approach, called xenotransplantation, on the horizon. Now, a few teams are chomping at the bit. Exhilarated by recent results in monkey experiments, some researchers here at a meeting of the International Xenotransplantation Association are eyeing human testing.