Below is an instruction from Human. Write a response.
    ### Instruction:
    what research (or clinical trials) is being done for Deep Brain Stimulation for Parkinson's Disease ?
    ### Response:
    The National Institute of Neurological Disorders and Stroke (NINDS), a part of the National institutes of Health (NIH), supports research on DBS to determine its safety, reliability, and effectiveness as a treatment for PD. NINDS supported research on brain circuitry was critical to the development of DBS.
    