Genetic Component Defective Alpha-Synuclein Gene may be related to the cause of parkinson’s Disease in some cases Mutation in Parkin Gene is one of the reason for high incidence of early onset in China (one of the focuses of Professor Lius research)Genetic Component Defective Alpha-Synuclein Gene may be related to the cause of Parkinson’s Disease in some cases Mutation in Parkin Gene is one of the reason for high incidence of early onset in China (One of the focuses of Professor Liu’s research)