Bariatric surgery and a once-weekly glucagon-like peptide-1 medicine both cause major weight loss in teens, but their effects on mouth and gut bacteria and on damaged blood fats tied to metabolism are still unknown. This study will collect saliva, stool, and routine blood samples from adolescents before treatment and six months later to see how these…
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 researchers at Columbia studying the learning and decision making. We are looking for participants over the age of 18, who have been prescribed Trizepatide for weight loss. Participants will be asked to complete an MRI scan and play computer games. Participants earn $25 per hour. Help us understand how the GLP-1 agonists affect brain and cognition!
The Physiology of the Weight Reduced State (POWERS) is a national research study designed to discover and learn what happens to the human body after weight loss and to learn why some people regain their lost weight. Understanding why this happens could help health professionals improve strategies for successful weight loss maintenance after weight loss.…
The purpose of this study is to evaluate if genetic variations are associated with the amount of weight loss with diet and while taking an FDA-approved medication for weight loss. The participation lasts ten months and includes six in-person visits at CUIMC with blood sampling and questionnaires, virtual nutritional counseling, and taking an oral weight…
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…
We are recruiting volunteers, aged 18-70, 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 temporarily induce or accentuate insulin resistance in 14…
We are seeking adult volunteers with body mass index in the obesity range (30-45 kg/m2) to come in for a single study visit where they answer some health questions and have a small volume of blood drawn (25 cc/1.7 tbsp). We will measure levels of the blood sugar-lowering hormone insulin as well as glucose (sugar), certain fats, and other molecules related…
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 the use of immunotherapy nivolumab and the targeted therapy cabozantinib prior to removal of the kidney will increase the number subjects who are without any visible kidney cancer in their body at some point during the course of treatment. The study will also evaluate the changes that nivolumab and cabozantinib…
The purpose of this study is to study two experimental drugs called canakinumab and spartalizumab produced by Novartis to see if: It is safe and feasible to give canakinumab and spartalizumab prior to radical nephrectomy; canakinumab and spartalizumab can kill cancer cells and bring immune cells into the kidney cancer when given to human subjects prior to…
We're conducting a research study on how much insulin is needed to control blood sugar in people who are made temporarily resistant to insulin's effects. Insulin is the main hormone (chemical signal) that the body uses to lower the levels of sugar in the blood. We are interested in looking at insulin levels because we think that lowering insulin…
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…
Axitinib (AG-013736) is an investigational (experimental) drug that is being studied in patients with metastatic pheochromocytoma/paraganglioma. The main goal of this study is to find out if axitinib is able to stop tumors from growing, or shrink tumors in patients with this type of cancer.
This research study is a phase II clinical trial. Phase II clinical trials test the safety and effectiveness of an investigational treatment to learn whether the intervention works in treating a specific disease. Investigational means that the intervention is being studied. The Food and Drug Administration (FDA) has approved Nivolumab as treatment for…
This study will test whether cabozantinib in combination with nivolumab plus ipilimumab is more effective (works better) than nivolumab plus ipilimumab alone in treating patients with advanced kidney cancer who have not received prior treatment for their cancer. This study will also examine how safe cabozantinib is in combination with nivolumab plus…
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 study is for patients who have renal cell carcinoma (RCC; a type of kidney cancer) and are at a high risk of disease coming back (disease recurrence) following either nephrectomy (surgical procedure to remove all or part of a kidney) or metastasectomy (removal of cancerous growth that has spread away from your kidney). The purpose of this study is to…
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.
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 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 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.
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…
We are doing this study to test a drug called MGD009. MGD009 is like an antibody, which is a protein in your blood that helps get rid of germs in your body. MGD009 is made to attach to cancer cells and to T-cells, which are a part of your immune system. Certain T cells have the ability to kill other cells, including cancer cells. By attaching to cancer…
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…
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…