Scientists discovered that gene therapy can be helpful in Parkinson’s treatment .In their previous study they found that certain growth factors can slow or stop the death of dopamine -producing brain cells. In their recent study they used a modified virus (adeno-associated virus) to deliver the growth factor gene neurturin into targeted brain cells. Through injections they introduce AAV-neurturin into striatum.One year outcome data revealed that in nine out of 12 patient’s 38 percent improvement in movement was observed.

Source: www.forbes.com