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A palm-worn device can quantify joint stiffness in Parkinson’s disease patients by tracking changes in rigidity following treatment with deep brain stimulation, and may be of use in measuring fluctuations in motor symptoms, scientists who created the tool report. Their study, “A Palm-Worn Device to Quantify Rigidity in…

The U.S. Food and Drug Administration (FDA) is warning consumers, physicians, and health care providers that infusions of plasma from young donors for the treatment of normal aging or diseases such as Parkinson’s or Alzheimer’s are not approved and have not undergone the agency’s rigorous testing for efficacy…

Cell replacement therapies in which dopamine-producing stem cells are transplanted into Parkinson’s disease patients could improve motor symptoms, reducing or eliminating the need for dopaminergic medicines, a study suggests. The study, “Repairing the Brain: Cell Replacement Using Stem Cell-Based Technologies,” was published in the Journal of …

The protein Furin 1, produced by dopaminergic neurons — nerve cells that synthesize the neurotransmitter dopamine — triggers a harmful inflammatory molecular cascade in neighboring non-neuronal cells that contributes to the degradation of these neurons over time, a study in flies found. Because Furin 1 is controlled by LRRK2 — a major player…

Having a higher number of comorbidities is associated with postoperative confusion in Parkinson’s patients undergoing deep brain stimulation (DBS), according to a new study in Brazilian patients. The study, “Postoperative Confusion in Patients with Parkinson’s Disease Undergoing Deep Brain Stimulation of the Subthalamic Nucleus,” appeared in…