A Northwestern Medicine research lab has found a usually harmless virus in brain samples from Parkinson’s patients. The idea that Parkinson’s could be linked to a virus had been theorized for years, ...

A common virus once thought harmless to humans might be linked to Parkinson's disease, a new study says. The germ, Human Pegivirus (HPgV), was found in half the autopsied brains of patients with ...

Scientists discovered strikingly high levels of a common virus in the brains of people with Parkinson’s disease, a finding that points to a potential cause for the neurological disorder. Researchers ...

Human pegivirus (HPgV) — a member of the flavivirus family and long considered harmless — has emerged as a potential environmental trigger or contributor to Parkinson’s disease (PD). Researchers found ...