 But a brain cell can't become a heart cell. A liver cell can't become a kidney cell. That's impossible. But stem cells are known to be pluripotent. Again, just another big fancy word. That means that they can actually morph into any type of cell in the body and actually regenerate a degenerative organ. So you don't have to know where those injections... And by the way, they don't give you an all-encompassing price and say, okay, let's go the knee, the shoulder, wherever you need to go.