236 Studies Now Enrolling
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- Addiction (17)
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- (-) Healthy Volunteers (187)
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Displaying 201 - 236 of 236
Condition: Healthy Volunteers
Investigator: Elizabeth Shane, MD
Status: Closed
Osteoporotic fractures affect the lives of 1.5 million Americans each year. Imaging tests, such as bone density, are used to predict fracture risk and to help guide therapy for fracture prevention. In this study we are validating a high-resolution, three-dimensional scanner with the overall goal of improving the diagnosis of bone diseases.
Condition: Healthy Volunteers
Investigator: Kevin Ochsner, PhD
Status: Closed
The Social Cognitive and Affective Neuroscience (SCAN) Lab is currently running research studies to investigate social interactions. Our beliefs about those who are close to us are based on our previous interactions with them. This experiment examines exactly how interactions with close others lead to changes in our beliefs about their personality and our…
Condition: Transplant / Stem Cell Transplant
Investigator: Monica Bhatia, MD
Status: Closed
The purpose of this study is to see whether or not the medicine, Abatacept, when given after hematopoietic stem cell transplantation (HSCT) is effective in treating GVHD in children and adolescents with sickle cell disease (SCD). We are also planning to gather additional information about the safety of treating sickle cell disease with a hematopoietic stem…
Condition: Healthy Volunteers
Investigator: Christine Kim Garcia, MD
Status: Closed
The FAR-ILD study is designed to detect and study the earliest stages of ILD in adults with a family history of ILD. FAR-ILD is a non-interventional study. This means that FAR-ILD is not involved in testing any new interventions or therapies. The purpose of FAR-ILD is to gather data on family members of patients with pulmonary fibrosis over a long period of…
Condition: Transplant / Liver Transplant
Investigator: Tomoaki Kato, MD
Status: Closed
The purpose of this study is to determine if Nexavar (sorafenib), the study medication, is effective in preventing cancer recurrence in high risk patients following liver transplantation. The purpose of this study is to determine if sorafenib is a safe and effective treatment option for preventing the recurrence of liver cancer in high risk subjects…
Condition: Healthy Volunteers
Investigator: Joyce Yu, MD
Status: Closed
The population includes males and females of all ages with one or more food allergy or those who are at risk of mortality from food-induced anaphylaxis. The FARE Patient Registry is a multicenter, prospective, longitudinal, observational cohort study of patients with food allergy. The participant and the treating physician agree that he/she will complete…
Condition: Healthy Volunteers
Investigator: Adam Brickman, PhD
Status: Closed
This study is associated with the Alzheimer's Disease Research Center (ADRC) at Columbia University. The study seeks to understand changes in the way the brain's structure and function are related to age, and the risk of developing memory problems, Alzheimer's disease (AD), and dementia. The study will use magnetic resonance imaging (MRI) to…
Condition: Healthy Volunteers
Investigator: Nim Tottenham, PhD
Status: Closed
Parents! Join our research study! For families with 2-4 years olds, Complete from the comfort of your own home! Involves: Complete questionnaires; Collect a stool sample from your child; Provided with an easy to use kit and video instructions; Earn $25 for participating.
Condition: Healthy Volunteers
Investigator: Yael Cycowicz, Ph.D.
Status: Closed
This study investigates changes in brain responses to visual images presented both frequently and infrequently. 60 adults will be recruited for the study which will take place in a laboratory at the New York State Psychiatric Institute. You will see the visual images on a computer screen and will have to respond with a button press to only one image while…
Condition: Transplant / Kidney Transplant
Investigator: Lloyd Ratner, MD, MPH, FACS
Status: Closed
The purpose of this research study is to see if an investigational drug, BB3, is safe and effective forincreasing the amount of urine that a transplanted kidney will produce. An investigational drugis one that is not approved by the United States Food and Drug Administration (FDA). BB3 is agrowth factor-like drug, which means that it can affect cell…
Condition: Healthy Volunteers
Investigator: Yuval Neria, PhD
Status: Closed
Emerging research has demonstrated a relationship between visual attention patterns and anxiety disorders, including PTSD. This study is designed to examine these visual attention patterns using eye-tracking A simple device that monitors eye-movements. The study included two sessions conducted approximately 1 week apart, each no longer than 1 hour. In both…
Condition: Healthy Volunteers
Investigator: Lawrence Kegeles, MD
Status: Closed
PAID RESEARCH VOLUNTEERS NEEDED Healthy volunteers, age 18-35 years, needed for a research study. Study requirements:- 2-3 hours of clinical assessments and neurocognitive testing -1 hour MRI As a participant you will receive: $100 for the MRI; $10/ hour for other testing; participants can make up to $200.00 For further information about the study and your…
Condition: Healthy Volunteers
Investigator: Billy Caceres, PhD, RN
Status: Closed
The goal of this study is to conduct interviews with lesbian, gay, bisexual, transgender, and queer (LGBTQ) adults ages 40-64 years to explore sources of stress, stress management techniques, and heart disease risk behaviors (such as smoking). We will also identify preferred modalities for a stress management intervention to reduce heart disease risk in…
Condition: Healthy Volunteers
Investigator: Micaela Martinez, PhD
Status: Closed
How does the light we experience in day-to-day life affect our body clock? Interested in joining a new project to help scientists at Columbia University understand how light pollution and light-at-night affects our body clock? You or your child may be eligible to participate. The study involves wearing a small light sensor on a lanyard and a temperature…
Condition: Healthy Volunteers
Investigator: Marla Hamberger, PhD
Status: Closed
Some medical conditions in children involve difficulty with speech and language. Therefore, accurate measurement of these difficulties is important for both diagnosis and treatment. Unfortunately, the test that is currently used to assess object naming-- one of the most common language problems found in these conditions is the same test that is used for…
Condition: Healthy Volunteers
Investigator: Magdalena Sobieszczyk, MD
Status: Closed
Antibodies are one of the natural ways that our bodies fight or prevent infection. Were testing an antibody to find out if its safe, if they don't make people feel uncomfortable, how these study antibodies move throughout the body, and to measure antiviral activity. You cannot get HIV from the study antibody. Firstly, request to be contacted by our…
Condition: Transplant / Kidney Transplant
Investigator: Mark Hardy, MD
Status: Closed
Subjects who undergo a kidney transplant require long term use of anti-rejection (immunosuppressive)drugs to prevent their body's immune system from attacking and damaging the newly transplanted kidney (rejection).The purpose of this study is to evaluate benefits and risks of two combinations(regimens) of immunosuppressive therapies: Thymoglobulin…
Condition: Healthy Volunteers
Investigator: Melanie Gold, MD
Status: Closed
Auriculotherapy is a type of Eastern medicine that has been used for thousands of years involving the ear. The ear has nerve connections to the whole body, and therefore using non-invasive techniques can be used to treat a wide variety of problems. This study is looking to see if auriculotherapy might be used to treat abdominal pain and find areas on the…
Condition: Transplant / Stem Cell Transplant
Investigator: Prakash Satwani, MD
Status: Closed
In this trial, we will evaluate whether partially-HLA matched allogeneic multivirus-specific VSTs, will be safe and produce anti-viral effects in immunodeficient recipients infected with one of more of the targeted viruses that are persistent despite conventional anti-viral therapy. This will be in patients who have received a hematopoietic stem cell…
Condition: Healthy Volunteers
Investigator: Christine Kim Garcia, MD
Status: Closed
Are you a current or former smoker? Do you want to know more about your lung health? The FAR-ILD study is designed to detect and study the earliest stages of ILD in at-risk adults, including older smokers. FAR-ILD is a non-interventional study. This means that FAR-ILD is not involved in testing any new interventions or therapies. The purpose of FAR-ILD is…
Condition: Transplant / Liver Transplant
Investigator: Tomoaki Kato, MD
Status: Closed
The purpose of this study is to investigate a new therapeutic regimen with or without steroids in the pediatric population. The aim is to find out whether everolimus is safe and has beneficial effects in children who receive a liver transplant. All children will receive a study drug called everolimus twice a day plus a reduced dose of cyclosporine or…
Condition: Healthy Volunteers
Investigator: Martha Welch, MD
Status: Closed
The purpose of this current study is to investigate the efficacy of a group model of Family NurtureIntervention in ameliorating behavioral problems in preschool-aged children. The behavioral, neurobiological and clinical insights gained from this project may eventually lead to better treatment of emotional, behavioral and developmental disorders. The…
Condition: Healthy Volunteers
Investigator: Karen Bell, MD
Status: Closed
The purpose of this study is to test whether an investigational drug called solanezumab can slow the progression of memory problems associated with brain amyloid. The study will also test 1) whether the anti-amyloid treatment can slow evidence of AD-related brain injury on imaging tests to look at brain structure and function and 2) the effect of…
Condition: Healthy Volunteers
Investigator: Helen Simpson, MD, PhD
Status: Closed
Obssesive Compulsive Disorder (OCD) and related disorders characterized by repetitive thoughts and behaviors (e.g., Tourette Syndrome and Eating Disorders) are severe conditions that lead to significant health-related disability. Dysfunction in the brain circuits involved in cognitive control and reward processing are thought to contribute to the symptoms…
Condition: Healthy Volunteers
Investigator: Carmela Alcantara, PhD
Status: Closed
The Latino Sleep and Health Study (LASH) is a community study of Latino adults that is focused on understanding the relationship between sleep, stress, self-control, and health. Participation in LASH is fairly simple. If you are found eligible after taking the screener, you will be asked to complete an in-person survey. You can earn $20 for after completing…
A study for kidney transplant subjects using study drug eculizumab to prevent delayed graft function
Condition: Transplant / Liver Transplant
Investigator: Lloyd Ratner, MD, MPH, FACS
Status: Closed
The purpose of this study is to determine if eculizumab is safe and could be used to prevent Delayed Graft Function (DGF) following kidney transplantation. DGF is an early complication of kidney transplantation. This condition occurs when the transplanted kidney does not recover instantly after transplantation and can take days to weeks before recovering…
Condition: Healthy Volunteers
Investigator: Keith Diaz, PhD
Status: Closed
The phrase sitting is the new smoking has been coined due to an increase of excessive sitting in middle- and older-aged adults. However, there are currently no specific guidelines for the best way to break up long periods of sitting. This study will look at the effect of breaking up sitting periods with movement breaks on blood sugar levels. We are looking…
Condition: Healthy Volunteers
Investigator: Loren Gianini, PhD
Status: Closed
The goal of this study is to better understand why some people have managed to lose weight and keep it off while others have not. We are recruiting people who have lost weight and kept it off as well as healthy non-dieters with overweight or obesity who are not trying to lose weight. Study participation involves computer tasks, brain imaging, and eating a…
Condition: Healthy Volunteers
Investigator: Thomas Nickolas, MD, MS
Status: Closed
The BoneGN study will help us learn how bones and muscles are responding to Glomerular Diseases. These conditions may gradually weaken bones and increase the risk of having a fracture (broken bone). In the future, the results can contribute in developing strategies to improve the bone health. We are looking for healthy children and adults between 5 and 55…
Condition: Healthy Volunteers
Investigator: Sharon Mannheimer, MD
Status: Closed
This is a COVID transmission study happening across the US to help us learn whether the COVID-19 vaccine stops the spread of the SARS-CoV-2 virus (COVID): both initial infection and transmission to others. The answer to this question can have an important impact on all of our lives. Currently we are enrolling unvaccinated people. You will not be required to…
Condition: Healthy Volunteers
Investigator: Marla Hamberger, PhD
Status: Closed
The purpose of this project is to develop a set of word finding or naming tests for adults, ages 66 and above. The main task involves naming pictures of common objects (e.g. broom), or naming items when given a description (e.g. "what children ride to school in"). There are some other tasks as well such as single word reading, number repetition,…
Condition: Healthy Volunteers
Investigator: Magdalena Sobieszczyk, MD
Status: Closed
Almost 40,000 people get HIV in the U.S. each year and almost all occur via sexual contact, especially male-to-male contact. The number of new infections has decreased slightly each year, however, we need other HIV prevention tools, such as developing a greatly, effective HIV vaccine, to better reduce HIV infections. SCREENING AND EDUCATION: 1. Consent will…
Condition: Transplant / Stem Cell Transplant
Investigator: Prakash Satwani, MD
Status: Closed
The main purpose of the study is to find out about whether the study drug is safe in humans and aneffective treatment in pediatric patients with acute Graft versus Host Disease (GVHD). GVHD mayoccur after a bone marrow or stem cell transplant in which someone receives bone marrow tissue orcells from a donor (called an allogeneic transplant). The new,…
Condition: Healthy Volunteers
Investigator: Magdalena Sobieszczyk, MD
Status: Closed
Antibodies are one of the natural ways that our bodies fight or prevent infection. Were testing an antibody to find out if its safe, if it doesn't make people feel uncomfortable and to find out what may be the best dose if its given by IV infusion or sub-cutaneous injection. You cannot get HIV from the Bispecific Antibody. We'll ask you to…
Condition: Transplant / Stem Cell Transplant
Investigator: Monica Bhatia, MD
Status: Closed
The primary objectives of this study are to measure the safety and effectiveness of bone marrow transplant (BMT) using specific chemotherapy in children with less severe SCD and to understand the long term effects of bone marrow transplant in children with SCD, by evaluating ovarian reserve, sickle cell related brain problems, sickle cell related kidney…
Condition: Healthy Volunteers
Investigator: Daphna Shohamy, PhD
Status: Closed
The Learning Lab at Columbia University is conducting computer based behavioral studies to address fundamental questions regarding the nature of learning, memory, and decision making. Specifically, we will use behavioral methods to investigate the extent to which learning, memory and decision making may be modulated by factors such as novelty, trial-by-…