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Displaying 201 - 252 of 252
Condition: Psychiatric Disorders / Schizophrenia
Investigator: Joshua Kantrowitz, Md
Status: Closed
The purpose of this study is to evaluate the efficacy, safety and tolerability of different doses and durations of TV-46000 given by subcutaneous (under the skin) injection as compared to placebo for use as a potential maintenance in adults with schizophrenia.
Condition: Psychiatric Disorders / Anxiety
Investigator: Franklin Schneier, MD
Status: Closed
RESEARCH STUDY:Brief Intervention for Public Speaking Fears (IRB#7293).- Are you between the ages of 18 - 60?- Do you have bothersome fears of public speaking?- Are you interested in trying a novel intervention?This research study tests whether a brief intervention using a medication called propranolol is effective at reducing public speaking fears. This…
Condition: Healthy Volunteers
Investigator: Magdalena Sobieszczyk, MD
Status: Closed
We are working on a new HIV vaccine study that builds on past success and other ongoing studies. This new study is called HVTN 120 and is testing a vaccine for HIV prevention. The Thai Trial has been the only study where the vaccines were partially protective in preventing HIV. We learned a lot from that study, and are now improving on next generation of…
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: Blandine Laferrere, MD, PhD
Status: Closed
This pilot study is designed to examine the effect of a novel type of lifestyle intervention, administered via a smartphone app, on weight loss and improvement of metabolic health in individuals with overweight and/or obesity. A mobile application will be used to document eating behavior through photos. In addition, participants will receive personalized…
Condition: Healthy Volunteers
Investigator: Carolyn Westhoff, MD
Status: Closed
Tired of having to remember to take your birth control? If you are a woman between the ages of 18 and 35, are pre-menopausal, sexually active and do NOT wish to become pregnant, you are invited to see if you may qualify for a research study. The purpose of this research study is to test the effectiveness of an investigational contraceptive vaginal ring. If…
Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Yagna Pathak, PhD
Status: Closed
The study aims to assess the impact of repetitive transcranial magnetic stimulation (rTMS) on brain imaging and neurophysiological measures in patients with Obsessive-Compulsive Disorder (OCD).
Condition: Healthy Volunteers
Investigator: Julie Franks, PhD
Status: Closed
Almost 40,000 people get HIV in the U.S. each year and almost all infections 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, including an effective HIV vaccine, to better protect people from HIV infection. An HIV vaccine is the best long-…
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: Rebecca Schnall, PhD, RN
Status: Closed
Take the Online Men's Health Survey (OMHS) today! Human Immunodeficiency Virus (HIV) and syphilis disproportionately affect men who have sex with men (MSM); however, this phenomenon is not well understood and is understudied in the United States. The OMHS study is being performed to help improve STI prevention and treatment services in the United…
Condition: Psychiatric Disorders / PTSD
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: Paula Castano, MD, MPH
Status: Closed
Do You Have a Mirena IUD? You may qualify for a study on the extended use of the Mirena IUD! You may qualify if you are 18 to 33 years old and had your Mirena placed in 2013. Compensation available for time and effort. Find out if you qualify!
Condition: Psychiatric Disorders
Investigator: James Whitworth, PhD
Status: Closed
The purpose of this study is to examine the physical and mental effects of exercise in adults who have experienced a recent traumatic event. Participation in this study requires attending 12 sessions at Teachers College Columbia University over the course of six weeks. Each session will last between 30 and 60 minutes. Participants will be compensated with…
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: Sumit Mohan, MD
Status: Closed
We are seeking your opinions regarding different organ donation policies, via a 5-10 minute survey; responses are all anonymous. Everyone who completes the survey will have the option to enter a draw for a $5 gift card.
Condition: Psychiatric Disorders / Depression
Investigator: Randy Auerbach, PhD
Status: Closed
We are seeking adolescents ages 13-17 to participate in a study on anhedonia. Anhedonia is the reduced ability to feel pleasure or enjoy things, and is a key feature of depression and other mental illnesses. If you believe your child is experiencing anhedonia, they may be eligible to participate in this study. If your child participates in this study, we…
Condition: Psychiatric Disorders
Investigator: Ari Shechter, PhD
Status: Closed
We are currently looking for men and women, age 18-65 y, to participate in a sleep study. To participate you must have experienced insomnia (difficulty falling asleep, staying asleep, or experiencing sleep that is unrefreshing) for at least 1 month. This is a 2-phase outpatient and inpatient study. We will test 2 different non-drug based methods to improve…
Condition: Healthy Volunteers
Investigator: Eldad Hod, MD
Status: Closed
One of the consequences of donating blood is iron deficiency. In this study, we will screen healthy frequent blood donors for iron deficiency. We will enroll iron deficient donors and randomize them to intravenous iron treatment or placebo in order to determine whether iron deficiency has any harmful effects on the blood supply and the donors themselves.
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: Stephen Arpadi, MD, MS
Status: Closed
We are seeking healthy volunteers (HIV-negative) for a study seeing if HIV is associated with faster biological aging among older African American adults, whether faster biological age is related to health conditions that typically occur in older people and whether these conditions might be due to stress or over-activity of certain parts of the immune…
Condition: Healthy Volunteers
Investigator: Karen Marder, MD, MPH
Status: Closed
This study is recruiting people who have a family history of a neurodegenerative diseases, such as Alzheimer's disease or other form of dementia including frontotemporal dementia and prion disease, who are interested in doing predictive genetic testing. Participants will complete questionnaires prior to testing and then 1 month and 6 months after…
Condition: Psychiatric Disorders / Anxiety
Investigator: Jonathan Posner, MD
Status: Closed
The goal of this study is to advance our understanding of how the brain processes emotion in adolescents. Adolescents with and without symptoms of anxiety are invited to participate. This study takes place over two days and includes an evaluation and a brain imaging session. Participants will be compensated up to $250. This study does not provide treatment.
Condition: Healthy Volunteers
Investigator: Billy Caceres, PhD, RN
Status: Closed
This goal of this study is to learn more about how stress and coping might be associated with blood pressure in lesbian, gay, and bisexual adults. If you are deemed eligible, first you will be scheduled for a telephone or video conference interview with a member from the study team, which may take up to 1.5 hours. For the interview, you may be asked to…
Condition: Psychiatric Disorders / Depression
Investigator: Patrick Brown, PhD
Status: Closed
We are studying the relationship between mitochondrial function and the experience of fatigue. Mitochondria are the powerhouses of the cell. Cells within different organs contain hundreds to thousands of mitochondria, which sustain life and fuel energy-dependent processes that we do every day including muscle contraction and cognitive activity. They act…
Condition: Healthy Volunteers
Investigator: Sharon Wardlaw, MD
Status: Closed
This 2-phase study aims to explore ways to predict who will respond well to the FDA approved weight loss drug lorcaserin and to understand the mechanisms that develop which limit drug efficacy. Subjects will be recruited for a 5-week crossover study (phase 1) with lorcaserin and placebo followed by treatment with lorcaserin for 24 weeks (phase 2). Phase 1…
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: Healthy Volunteers
Investigator: Paula Castano, MD, MPH
Status: Closed
Columbia University is conducting a contraceptive clinical trial looking at two intrauterine devices, one of which is investigational. Pre-menopausal women ages 16-40 who are generally healthy, sexually active, at risk for pregnancy, and are not at risk for sexually transmitted infections may qualify.
Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Helen Simpson, MD, PhD
Status: Closed
The purpose of this pilot research study is to test whether certain components of the marijuana plant, known as "cannabinoids", may help to reduce symptoms in patients with OCD. Specifically, patients enrolled in the study will smoke marijuana containing different concentrations of 2 different cannabinoids, THC and CBD. Both of these agents act on…
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: Healthy Volunteers
Investigator: Julia Wynn
Status: Closed
This study is evaluating genomic screening in Ashkenazi Jewish and Hispanic communities. Genomic screening is done by collecting a blood sample and looking at a person's genes to learn if they are at high risk for certain health problems like cancer or heart disease or are at risk to have a child with a genetic condition. The study is designed to…
Condition: Healthy Volunteers
Investigator: Marie-Pierre St-Onge, PhD
Status: Closed
We are doing this research study to find out how different amounts of sleep restriction affect yourbody's ability to generate heat. This study will determine the effects of partial sleep restriction (PSR) (4 h in bed) and total sleep deprivation (TSD) (0 h in bed) compared to a full night of habitual sleep (HS)(8 h in bed) on brown adipiose tissue (…
Condition: Psychiatric Disorders / ADD/ADHD
Investigator: Jonathan Posner, MD
Status: Closed
Children with Attention-Deficit/Hyperactivity Disorder (ADHD) are typically treated with two types of medications: stimulants and non-stimulants. These medications work in different ways to treat ADHD symptoms, but we do not fully understand the brain mechanisms underlying the medications' effects. This study will use MRI scanning to look at changes in…
Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Helen Simpson, MD, PhD
Status: Closed
This study is investigating how the brains of people with OCD may change with treatment. The study uses Magnetic Resonance Imaging (MRI) to scan the brain, and the treatment used is a form of Cognitive-Behavioral therapy consisting of Exposure and Ritual Prevention (EX/RP). Participants will undergo a scan, which lasts for approximately 2 hours and takes…
Condition: Healthy Volunteers
Investigator: Magdalena Sobieszczyk, MD
Status: Closed
We are looking for healthy, HIV-negative individuals 18 to 50 years old who are interested in our studies that test antibodies for HIV prevention. Antibodies are one of the natural ways that our bodies fight or prevent infection. We are testing an antibody called VRC07-523LS against HIV. We will ask you to complete a brief questionnaire to find out if you…
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: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Helen Simpson, MD, PhD
Status: Closed
Eligible participants will be asked questions about their symptoms, complete questionnaires, and receive sessions of Cognitive-Behavioral therapy consisting of Exposure and Ritual Prevention (EX/RP) accompanied by the use of a mobile app. The purpose of this study is to assess whether the mobile app may be effective in improving symptoms of OCD.
Condition: Healthy Volunteers / Exercise
Investigator: Richard Sloan, PhD
Status: Closed
This study focuses on the effects of aerobic conditioning on cognition and brain activity. Eligible participants will complete an exercise stress test, MRI, and cognitive testing session at the beginning and end of the study. Once participants complete the first set of appointments, they will be randomly assigned to one of two conditions for 12-weeks.…
Condition: Psychiatric Disorders / Bipolar Disorder
Investigator: Martin Lan, MD
Status: Closed
We are trying to understand what causes bipolar disorder and how medications treat bipolar depression. If you participate, you will have two different brain scans (MRI and PET scan). You will also have antidepressant treatment for free. We will then be able to see whether information on the brain scans connects with how people do on the medications. The…
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: Psychiatric Disorders
Investigator: Yuval Neria, PhD
Status: Closed
Columbia University Medical Center is presently recruiting individuals ages 18-60, who haveexperienced a traumatic event, to participate in a research treatment study on PTSD. For yourparticipation, you'll receive brief treatment at no cost and $100 in compensation.
Condition: Healthy Volunteers
Investigator: Franklin Schneier, MD
Status: Closed
We are currently enrolling healthy individuals to participate in a research study involving electroencephalography (EEG) and magnetic resonance imaging (MRI). Participants will complete 3 visits over the course of 2 weeks and receive up to $400 for their participation. The visits will involve a psychiatric assessment and medical history, playing computer…
Condition: Healthy Volunteers
Investigator: Richard Sloan, PhD
Status: Closed
The purpose of this study is to examine the effect of dietary flavanols on brain activity and memory. Flavanols represent a specific group of plant derived nutrients that are found in cocoa beans, grapes, tea, berries and various other fruits and vegetables. The specific flavanols investigated in this study come from cocoa. Participants will be asked to…
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: Psychiatric Disorders / Bipolar Disorder
Investigator: David Hellerstein, MD
Status: Closed
This study is a double-blind and placebo-controlled study to assess its efficacy of the new drug Lumateperone for patients with Major Depressive Episodes associated with Bipolar I and Bipolar II disorder. Lumateperone is thought to exert its antidepressant effect through interaction with sereotogenic, dopaminergic, and glutamergic neurotransmitter targets.…
Condition: Healthy Volunteers
Investigator: Micaela Martinez, PhD
Status: Closed
This study involves wearing a small light sensor on a lanyard and a temperature sensor in a wristband for one week in the summer, fall, winter and spring. The study will span 9 months. Participants will also be asked to fill out a daily questionnaire during those weeks. $30/week compensation or $120 in total for participation.
Condition: Psychiatric Disorders / Depression
Investigator: David Hellerstein, MD
Status: Closed
Patients who are either interested in discontinuing their current antidepressant or have discontinued an antidepressant in the past 6 weeks will be provided with an FDA approved medicine, Vortioxetine (brand name Trintellix). Treatment with Vortioxetine will start after the past antidepressant is discontinued. Vortioxetine dosage is adjustable throughout…
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: Healthy Volunteers
Investigator: Marie-Pierre St-Onge, PhD
Status: Closed
The overall goal of this project is to determine whether short sleep duration is a risk factor for cardiovascular disease in women. We are currently looking for healthy, non-smoking women to participate in a sleep study. You must be willing to come to Columbia University Medical Center once a week for two 6-week periods and regularly sleep at least 7-9…
Condition: Psychiatric Disorders / Bipolar Disorder
Investigator: Martin Lan, MD
Status: Closed
We are trying to understand what causes bipolar disorder and how medications treat bipolar depression. Particularly, we are looking at the importance of dopamine signaling in the process. If you participate, you will have two different brain scans (MRI and PET scan). You will also have treatment for your depression with an FDA approved medication,…
Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Helen Simpson, MD, PhD
Status: Closed
The Center for OCD and Related Disorders is currently conducting a study in treating Obsessive-compulsive Disorder (OCD), which is a severe illness characterized by distressing intrusive thoughts, images, or impulses about a variety of themes (e.g., fears of contamination or harm) and repetitive behaviors such as excessive washing or checking. The study is…
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…
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