We are conducting a research study on how psoriasis might be caused or worsened by high levels of the blood sugar-lowering hormone insulin. We are seeking people with plaque psoriasis, ages 18-65, who are overweight or obese with a body mass index of 25-35. Participants will have blood drawn and small skin biopsies taken from psoriasis plaques and nearby…
The purpose of this study is to examine the causes and pathology of alopecia areata and other hair and skin disorders. Skin biopsies and blood and/or clinical information collected in the study will be used for research aiming at developing new options for the treatment of alopecia areata and other skin and hair disorders.
Genetic studies help us to understand why some people develop certain diseases while others don't and also provide important clues about how best to treat the disease.
This study will test a computer-based behavioral intervention to decrease cocaine use. Those who fail to achieve cocaine abstinence after the first 4 weeks while receiving the behavioral treatment will continue the behavioral treatment and be randomly assigned to one of two groups (one group will receive Adderall-XR (MAS-ER) and the other group will receive…
The purpose of this study is to survey study participants to determine their knowledge and attitudes towards fertility, and interest in understanding fertility management options. Recruited participants will be contacted via e-mail and invited to participate in online surveys and have hormone markers measured at the Columbia University Medical Center.
This clinical research study is for women between the ages of 35 and 42 years who are having difficulty becoming pregnant and who would like to receive treatment within an assisted reproductive technology (ART) program in order to become pregnant. The purpose of this research study is to test the safety and effectiveness of an investigation drug called FE…
The study is a two group outpatient study, one group receiving medications (Adderall-XR and topiramate) and one group receiving a placebo (inactive sugar pill). The study is looking at the safety and effectiveness of Adderall-XR (MAS-ER) and topiramate in the treatment of cocaine dependence. It is a 14-week trial that requires patients to attend visits 3…