pacemaker

This Pacemaker Is Made By Injecting A Virus Right Into A Pig’s Heart

This Pacemaker Is Made By Injecting A Virus Right Into A Pig’s Heart

Pacemakers are — even at their tiniest — intrusive bits of metal wired into the heart. But now scientists have come up with something completely different: a “biological pacemaker” in a pig made by reprogramming the heart’s own cells with a modified virus carrying a specific gene.