The article title just mentions Huntington's disease, but the article itself also mentions ALS and schizophrenia, and the research paper also mentions Parkinson's disease and bipolar disease.
MedicalXpress article: Trading sickness for health: Swapping brain cells points to new Huntington's therapies.
medicalxpress.com/news/2023...
Research paper: Young glial progenitor cells competitively replace aged and diseased human glia in the adult chimeric mouse brain.