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…
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…
The main purpose of this research study is to investigate if a drug called Vedolizumab is safe and effective in preventing acute graft-versus-host disease (attack of donor cells on recipient healthy organs after transplant) of the gut in comparison to placebo (dummy drug). This will be studied in patients undergoing Allogeneic Hematopoietic Stem Cell…