Scientist whose mother and sisters died of ALS complications hopes experimental treatment will save his life
Every few months for the past three years, Jeff Vierstra has been receiving infusions in his spine that target and disable a mutated gene that made it likely he would develop ALS.

Source: www.cbsnews.com
Every few months for the past three years, Jeff Vierstra has been receiving infusions in his spine that target and disable a mutated gene that made it likely he would develop ALS.