This research study is sponsored by ImmunogenX and The National Institutes of Health (NIH, Bethesda, MD). The objective of this study is to determine if the investigational product (latiglutenase) will help decrease symptoms in subjects with celiac disease while maintaining a gluten-free diet while undergoing periodic gluten exposure. In addition, this…
This study evaluates whether the addition of immune therapy to usual FOLFOX chemotherapy in patients with deficient DNA mismatch repair stage III colon cancer can improve your outcome compared to FOLFOX alone. The immune therapy drug, atezolizumab, may allow your body's immune system to more effectively kill cancer cells in your body. One of the…
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…
The purpose of this study is to find out how doctors describe hepatic encephalopathy episodes in patients medical records in the course of their regular practice. The aim of the study is simply to collect information from their medical records about how their episodes of overt hepatic encephalopathy are described. There is nothing that will be required of…
The purpose of this study is to compare the time to onset of an episode of overt HE, in subjects with previously demonstrated overt HE after treatment with rifaximin 550 mg BID and lactulose, or rifaximin 550 mg BID. Subjects will be screened to confirm eligibility into the study. Once confirmed, subjects will begin the treatment phase and will be randomly…
In this study, we are trying to learn more about how stimulant medication produces an improvement in emotional lability (frequent mood changes and excessive emotional reactions) in patients with Attention Deficit Hyperactivity Disorder (ADHD.) Although ADHD is primarily associated with inattention, hyperactivity, and impulsivity, emotional ability plays a…