Review of clinical notes from patients, who had died of MSA and PD, showed no evidence of neurosurgical transmission or cadaver‐derived GH treatment 143 and a study of five couples whose spouses had pathologically verified PD, PSP or MSA also did not suggest an increased risk of α‐synucleinopathy development in the other spouse 144. The gene discussed is GH1; the disease is multiple system atrophy.