Purpose: to learn more about the level of inflammatory and other markers in the blood of patients with Parkinson’s disease (PD), essential tremor (ET), and healthy volunteers.
Timeline: one time blood draw.
Key Eligibility Criteria: have NOT been diagnosed with PD or ET, age: 60-75 years old.
Purpose: to continue to obtain information from people with and without Parkinson’s disease (PD) so that researchers may better understand how PD progresses, in order to inform better treatments.
Key Eligibility Criteria: have NOT been diagnosed with PD, do NOT have a first degree relative with PD, age: 30+ years old OR have NOT been diagnosed with PD, have a first degree relative with PD, age: 60+ years old.
Purpose: to understand how the brain makes different facial expressionsusing
high speed videography, learn more about how neurological disorders may
impact a person’s facial movements and expressions, and develop the
groundwork for a diagnostic tool that would detect differences between a
person’s facial movements/expressions and their emotions.
Timeline: one study visit that will last approximately one hour.
Key Eligibility Criteria: age: 18-75 years old, diagnosis: mild cognitive impairment (MCI) or dementiaORhave NOT been diagnosed with a memory disorder, are right handed.
Purpose: to learn more about the underlying causes of diabetic neuropathy by looking for the presence of abnormal molecules in the blood and skin and comparing them in people with and without Type 2 Diabetes.
Procedures: blood draw, skin biopsy, neurological and physical exam.
Timeline: 2 study visits which will occur within 30 days of each other.
Key Eligibility Criteria: age: 45-65 years old, have NOT been diagnosed with Type 2 Diabetes (T2D).