The "young plasma for PD" trial that Nan Cyclist took part in (NCT02968433), conducted at the Stanford Movement Disorders Clinic, has published its results.

PNT Article - Young Plasma Infusions Safe and Potentially Helpful, Small Trial Finds:
Young Plasma Safe and Potentially Helpful in Parkinson's, Trial Finds.

See also this SoPD blog post from Simon:
The Stanford Parkinson's Disease Plasma Study - The Science of Parkinson's