We are conducting a research study on the effect of high insulin levels on the buildup of excessive liver fat ("fatty liver disease") in people at risk for type 2 diabetes. We are seeking adult volunteers, ages 18-65, who have obesity with a body mass index of 30-45, and have been diagnosed with, or are at risk for, prediabetes and metabolic…
We are interested in learning more about these diseases and how to treat them. Our research program is conducting several studies including: a study to learn if treatment with a drug named dupilumab can help reduce asthma attacks in children, a study to observe a specific type of irritation in the lungs and how it relates to asthma symptoms, and more! If…
We are conducting a research study on how insulin controls blood sugar in both healthy people and those at risk of type 2 diabetes. We are seeking adult volunteers, aged 18-65, who have body mass indices either in the lean range (18-25 kg/m2) or in the obesity range (30-45 kg/m2) but who do not have prediabetes or diabetes. Participants will undergo a…
Polycystic ovary syndrome (PCOS) is one of the most common endocrine disorders in women ofreproductive age, affecting about 7% of this population when using the strictest diagnostic criteria and frequently presents in adolescence and young adulthood. Diagnostic features of PCOS includehyperandrogenism and ovulatory dysfunction. Additionally, both obese and…
This study is for individuals who have Cushings disease and want to join voluntarily in this study to find out if a study drug called osilodrostat (LCI699) is safe and has beneficial effects in people who have Cushings disease. Cushings disease is a rare but debilitating disease. Cushings disease is caused by a benign tumor of the pituitary gland. The tumor…
We are particularly interested in the diseases that cause nephrotic syndrome called Focal and Segmental Glomerulosclerosis (FSGS), Minimal Change Disease (MCD), and Membranous Nephropathy (MN). By collecting health information and laboratory samples, our goal is to learn more about diseases and find better ways to prevent and treat people with diseases.…
The purpose of this study is to determine if measuring blood levels of proteins called POMC, AgRP, and chromogrannin A (CGA) can be used to diagnose and track tumor growth and recurrence in patients that have ACTH-dependent Cushing's syndrome, non-secreting pituitary tumors, and other neuroendocrine tumors. We invite you to participate if you have: a…
Columbia University Medical Center along with other large medical centers across the country is participating in a research study of 6 to 17 year olds with and without asthma.
The study population includes up to 110 adult male and female participants ages 18-55 years. Participants may have multiple food allergies but must be peanut allergic in order to be included. Safety assessments will include the following: physical examination, vital signs, laboratory evaluations, and ECG (electrocardiogram).
The goal of this study is to determine if treating acute wheezing episodes with a 5-day course of an antibiotic called, Azithromycin is effective in shortening the duration and preventing future wheezing episodes. Azithromycin is an antibiotic taken by mouth.
Precision medicine is an individual-based care, a new approach to care based on someone's medical history, where they live, and profile (age, gender, and so on). We will use precision medicine to understand treatments for severe asthma. These treatments are not yet used for asthma today. We have two goals for the PrecISE study: 1. Make it easier to…
The CureGN Bone Study is a prospective study that is assessing the effects of 4-types of kidney disease on the skeleton. In order for us to determine the true effect of kidney disease on bone, we need to determine what healthy bone looks for patients who have the same age, race, sex, and body mass index as the patients with kidney disease. We are looking…
The purpose of these studies is to gain an understanding of the mechanisms that promote weight loss and improved glucose control. The ultimate goal is to identify therapeutic pathways for obesity and diabetes as a way to optimize surgical procedures and discover novel non-surgical targets for safe and effective drug therapy. Participants with obesity will…
We are recruiting healthy volunteers, aged 18-65, for a research study on the buildup of excessive liver fat ("fatty liver disease") in people with or at risk for type 2 diabetes because their bodies are resistant to the actions of the blood sugar-lowering hormone, insulin. To do this, we seek to induce temporary insulin resistance in 10-12…
We are doing this research study to find out how to make it easier for people with asthma to understand and use information about their asthma through images, graphs, or diagrams. We are looking for teen-parent/guardian pairs. To be eligible, you must be a parent/guardian (18 or older) of a teen (age 12-17) who takes certain inhaled controller medication(s…
The purpose of this research study is to understand the way Alport Syndrome affects patients kidneys over time. Alport syndrome is a genetic condition that causes damage to your kidneys over time. Currently there is not much information on the disease. Information about how the body is affected by the disease will be collected, along with medical and family…
Asthma registry to maintain and expand a database of participants with asthma who may be able to participate in future Inner City Asthma Consortium studies.
Polycystic ovary syndrome (PCOS) is a common disorder. Young women with PCOS have irregular or absence of menstruation and excessive acne and or hair on their bodies. They may have multiple cysts on their ovaries. Adolescents and women affected with PCOS are at risk of developing abnormalities in their blood including high fat, low HDL cholesterol (good…
Focal Segmental Glomerulosclerosis (FSGS) is a disease in which your kidneys allow an excess amount of protein in your urine. Too much protein in the urine (also called proteinuria) is a medical condition called nephrotic syndrome. The purpose of this clinical trial is to evaluate the safety and effectiveness of the study drug, Acthar, in adult patients…
This is an experimental research study for individuals with allergy to peanuts or peanut-containing food. Oral (by mouth, not injection) immunotherapy may reduce a patients sensitivity to a specific allergen by exposing the patient to small amounts of the substance causing the allergic reaction and then gradually increasing the amount of allergen over time…
The reason for this nationwide study is to help us learn if treatment with German cockroach extract, given as allergy shots, given along with standard asthma care makes children less likely to have asthma symptoms. The study will take up to 36 months. Study visits will include questionnaires, a physical examination, an allergy skin test, breathing tests,…
This research is being done to learn whether organ transplantation from HIV-positive deceased donors is as safe and effective in HIV-positive recipients as transplants from HIV-negative deceased donors. People with end-stage organ disease and HIV infection, and who qualify for organ transplantation, may join this study.
The purpose of this study is to confirm the effectiveness and safety of LCI699 in treating patients with Cushing's disease. Patients will be treated with the invesitigational drug LCI699 at doses up to 60 mg a day, and possibly for a short period of time with placebo. A placebo is a dummy drug ("pill") with no active medicine inside.
A sign of your kidney disease is the presence of too much protein in your urine. The purpose of this study is to evaluate if the investigational study drug abatacept can decrease the amount of protein in your urine and improve your kidney disease beyond the treatment you have received or are already receiving. Abatacept is being used in an investigational…
The purpose of this global study is to provide evidence of the efficacy and safety of 210 mg dose of tezepelumab administered every 4 weeks subcutaneously in adults and adolescents (12 years of age and older) with a history of asthma exacerbations and severe uncontrolled asthma receiving medium or high dose inhaled corticosteroids plus at least one…
This study is for patients who have been diagnosed with acromegaly and have been treated with the injectable medications ocreotide or lanreotide for at least 6 months. You should have had the same dose for at least 4 months, and be adequately controlled. The purpose of this study is to compare the safety and effectiveness of an investigational new drug…
The MK-8228-002 Study is studying the safety and effectiveness of an investigational medication for preventing cytomegalovirus (CMV) disease in adults with kidney transplants. The MK-8228-002 Study is evaluating an investigational medication (known as MK-8228) versus valganciclovir (VGCV). VGCV is an antiviral medication and is the current standard of care…
The purpose of this study is to assess the most adequate dose of Acthar Gel (ACTH) in patients withIgA nephropathy. Acthar Gel (ACTH) has been approved by the Food and Drug Administration(FDA) for routine clinical use in the treatment of patients with proteinuria and patients withidiopathic nephrotic syndrome such as IgAN.
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…
This is a research study for subjects who have had gastric bypass surgery at least one year ago, and currently have type 2 diabetes. This study is looking at the treatment of diabetes after gastric bypass surgery. About 40% of patients do not experience diabetes remission after gastric bypass surgery. Of the patients who initially go into remission, about…
The purpose of this study is to evaluate the safety and effectiveness of an investigational medication in patients with focal segmental glomerulosclerosis (FSGS). The goal is to learn whether the investigational medication may change the amount of protein in the urine and decrease proteinuria.
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…
Kidney disease patients have a variety of severe bone disorders that result in rapid bone loss and fractures. We are doing this research study to determine relationships between bone quality determined from bone imaging and bone biopsy and by non-invasive measures from blood and skin. We are trying to identify non-invasive markers of bone quality in kidney…
This study is for patients with autosomal dominant polycystic kidney disease (ADPKD). The purpose of this study is to test the effectiveness of a study drug called tolvaptan. Tolvaptan continues to be studied in this trial as a possible treatment for ADPKD. ADPKD is a disease that causes kidney cysts (cyst are like fluid-filled balloons), worsening kidney…
This study is designed to examine the efficacy and safety profile of dupilumab over one year in a population of asthmatic children in need for an additional treatment to their current maintenance management. Patients are randomized to either dupilumab or matching placebo administered standard care for a maximum treatment duration of 52 weeks. The…
The purpose of this study is to investigate how well weekly injections of the growth hormone drug NNC0195-0092 works in adults with growth hormone deficiency. Growth hormone deficiency is a disorder that involves the pituitary gland (a small gland located at the base of the brain). The gland produces growth hormone and other hormones (chemical messengers of…
Contrast-Induced Nephropathy (CIN) can occur when patients with pre-existing kidney problems undergo procedures that use iodinated contrast media, such as cardiac catheterizations. RenalGuard Therapy was developed to enable the patient to clear the contrast out of their kidney before it can do significant damage. This study aims to enroll patients with…