Below is an instruction from Human. Write a response.
    ### Instruction:
    what research (or clinical trials) is being done for Huntington's Disease ?
    ### Response:
    The mission of the National Institute of Neurological Disorders and Stroke (NINDS) is to seek fundamental knowledge about the brain and nervous system, and to use that knowledge to reduce the burden of neurological disease. A major focus of research on HD is to understand the toxicity of mutant huntingin protein to brain cells and to develop potential drugs for counteracting it.
    