This is really reusing, at least as much as it is recycling, but it’s about not just throwing things away. And about challenging our preconceptions.
Today we know the molecular cause of 4,000 diseases, but treatments are available for only 250 of them. So what’s taking so long? Geneticist and physician Francis Collins explains why systematic drug discovery is imperative, even for rare and complex diseases, and offers a few solutions — like teaching old drugs new tricks.