 |
 |
>The brain controls the functions of our body. It, along with the spinal >cord make up the nervous system and as we know, in PD, the problem starts >in the brain, not other organs. Other organs and systems have been studied >to determine how PD effects them. >Bonnie Cunningham, R.N. >National Parkinson Foundation Why do we assume that PD "starts" in the dopamine producing cells in the brain? Perhaps there is an enzyme or precursor chemical or prion or virus or who knows what that the liver controls that eventually affects brain tissue. What causes the brain cells to stop producing dopamine???????