The purpose of this research study is to determine whether rosuvastatin is safe and can help people living with cirrhosis lead longer, healthier lives. The study drug, rosuvastatin, is investigational, meaning it has not yet been approved for market use for this disease condition by the United States Food and Drug Administration (FDA). Participants will…
Most neurologists and other clinicians treating people with Parkinson's disease (PD) are still unclear about how best to prescribe exercise despite the fact that it is now axiomatic that exercise is therapeutically beneficial for PD. In contrast, drugs for PD are prescribed with care and specificity due to large scientific investigations showing…
We are looking for participants for a study on the role of immune response in Parkinsons disease (PD) and Alzheimer's disease (AD). We are inviting people WITH PD, WITH AD, WITH amnestic Mild Cognitive Impairment or WITHOUT PD or AD to come and participate. We will be doing several questionnaires, a motor exam, and a short cognitive assessment, in…
The Columbia Otolaryngology Department is interested in understanding the intersection of vaping, smell, and taste and their impact on individuals' preferences for certain flavors. Participation will involve answering a series of questionnaires in addition to completing a formal evaluation of your smell and taste with standardized measurements. You can…
LCN Cohort Study is an observational study designed to identify risk factors and develop prediction models for risk of decompensation in adults with liver cirrhosis. LCN Cohort Study involves multiple institutions and an anticipated 1200 participants. Enrolled participants will have study visits every 6 months for a total of 3 years. Some of the visit…
The use of electronic cigarettes, also known as e-cigs or vaping, has increased among former smokers and young adults who have never smoked. Relatively little is known, however, about their health effects (whether they are adverse, have no effect, or are beneficial). The purpose of this research study is to evaluate (1) the association of e-cig use with…
FoxBioNet ECV-004 is an observational study sponsored by the Michael J. Fox Foundation for Parkinson's Research. The purpose of this study is to investigate a gene called LRRK2. Mutations in the LRRK2 gene are associated with Parkinson's disease (PD), and mutation carriers have greater LRRK2 protein activity. The goal of this study is to identify…
This is a four-session study in which we will be recruiting existing cigarette smokers to explore the competitive dynamics between memory encoding and memory retrieval. To participate, you will first go through a phone screening to determine eligibility and learn about the study. Then you will be asked to visit our facility at the Morningside Campus of…
The Red-C 3131 Study is a phase 3 study is looking to see if a study medicine, rifaximin, can safely delay or prevent HE in adults who have been diagnosed with advanced liver cirrhosis. Adults who have been diagnosed with advanced liver cirrhosis, but who don't yet have HE may be eligible to join. About 466 patients will be enrolled across 200 sites.…
The purpose of this study is to evaluate the efficacy of the drug OCR-002 for the treatment of an acute hepatic encephalopathy episode in cirrhotic patients requiring hospitalization. Subjects who have been recently hospitalized will potentially receive OCR-002 via infusion on top of their standard care for 5 days. Patients will be assessed 24-hours after…
The purpose of this study is to evaluate whether cirrhosis occurs as a result of NASH. NASH is a disease that results when fat accumulates in the liver. GS-6624 is an experimental medication designed to help reverse the scarring process, and the purpose of this study is to see if GS-6624 can reverse the scarring in the liver and heal cirrhosis.