"Early on the U.S. trailed way behind Europe in making these things cheap because the federal government got so caught up in regulatingcell phones, " says TIME business editor William Saporito.
But critics point out that the editorial presupposes that the FDA should be regulating stem cell treatments when it is by no means certain this is the case.
It was once thought to be a highly specialised process, but Sir Philip's research helped to show that it was, in fact, universal, regulating almost all aspects of cell life.