Many diseases, including very serious ones, are caused or made more likely by mutations in a person’s DNA. For most of such diseases, multiple mutations must be present for the corresponding disease to manifest. However, there are serious diseases that are due to a mutation in a single gene. These diseases are the low hanging fruit of stem cell therapy. In such cases, the correction of a single mutation could prevent a life of suffering and early death. The first two pieces of low hanging fruit have just been harvested. Continue reading →