Clinical trials: Urea Cycle Disorders
Urea Cycle Disorder
Manipulating the Gut Microbiome Study
The objective is to determine if acetohydroxamic acid (AHA) can prevent hydrolysis of urea by inhibiting the bacterial urease of gut flora of both healthy control adults as well as adults with urea cycle disorders
- Trial name
- NCT03181828
- Testing
- Acetohydroxamic Acid Oral Tablet, No treatment
- Where
- United States
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- Nicholas Ah Mew
Urea Cycle Disorder
Functional Evaluation in Patients With Urea Cycle Disorders (UCD) During a Driving Task
This study is being done to understand how the brain works while people with urea cycle disorder (UCD) perform driving tasks that range from easy to difficult and to look at how that compares to traditional tests of thinking and…
- Trial name
- NCT07701694
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- St. Jude Children's Research Hospital
Urea Cycle Disorders, Inborn, Inborn Errors of Metabolism
Increasing Ureagenesis in Inborn Errors of Metabolism With N-Carbamylglutamate
Hyperammonemia, which can cause brain damage, occurs in many different kinds of inborn errors of metabolism. The investigators propose to determine if short-term (3 day) treatment with N-carbamylglutamate can diminish…
- Conditions
- Urea Cycle Disorders, Inborn, Inborn Errors of Metabolism, Propionic Acidemia, Methylmalonic Acidemia
- Trial name
- NCT01341379
- Testing
- N-carbamylglutamate
- Volunteers
- healthy volunteers welcome
- Sponsor
- Children's Hospital of Philadelphia
Amino Acid Metabolism, Inborn Errors
Study of Treatment and Metabolism in Patients With Urea Cycle Disorders
RATIONALE: The urea cycle is the process in which nitrogen is removed from the blood and converted into urea, a waste product found in urine .
- Trial name
- NCT00004307
- Testing
- Protein and calorie controlled diet, Ornithine transcarbamylase vector
- Where
- United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- National Center for Research Resources (NCRR)
Argininosuccinic Aciduria, Carbamoyl-Phosphate Synthase I Deficiency
The NIH UNI Study: Urea Cycle Disorders, Nutrition and Immunity
Objectives: To study nutrition and immune system problems in people with urea cycle disorders. To study how people with urea cycle disorders and healthy volunteers respond to standard flu and/or hepatitis A vaccines.
- Conditions
- Argininosuccinic Aciduria, Carbamoyl-Phosphate Synthase I Deficiency, Citrullinemia, Ornithine Carbamoyltransferase Deficiency
- Trial name
- NCT01421888
- Where
- United States
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- National Human Genome Research Institute (NHGRI)
Urea Cycle Disorders, Inborn, Urea Cycle Disorders
Phase 1/2 Study of KRRO-121 in Healthy Volunteers and Patients With UCD
Phase 1/2 Study of KRRO-121 is a randomized, placebo-controlled study in Healthy Volunteers (Phase 1 SAD and MAD) and Study Participants with Urea Cycle Disorders (Phase 2).
- Conditions
- Urea Cycle Disorders, Inborn, Urea Cycle Disorders, Ornithine Transcarbamylase (OTC) Deficiency, Arginase 1 Deficiency
- Trial name
- ANCHOR (NCT07773246)
- Testing
- KRRO-121
- Where
- Australia
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Korro Bio, Inc.
Urea Cycle Disorders
PCORI Urea Cycle Disorder Study
Urea cycle disorders (UCD) are genetic disorders caused by the liver's inability to break down ammonia from proteins; ammonia then accumulates and is toxic to the brain.
- Trial name
- NCT02740153
- Testing
- No Intervention Given
- Where
- United States
- Volunteers
- 187 people, healthy volunteers welcome
- Sponsor
- Children's National Research Institute
Urea Cycle Disorders
Study in Healthy Subjects, Patients With Urea Cycle Disorders (UCD) and Carriers of UCD Mutations to Evaluate Urea Cycle Function
This diagnostic study will be performed to investigate the performance of the urea cycle in healthy subjects, asymptomatic carriers of Urea Cycle Disorders (UCD) mutations and subjects with genetically proven urea cycle…
- Trial name
- NCT01549015
- Testing
- oral administration of Sodium [1,2-13C]-Acetate
- Where
- 4 sites in Germany
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- Cytonet GmbH & Co. KG
Urea Cycle Disorder, Uremia
Dysregulated Urea-synthesis at Terminal Uremia
This project will examine the dysregulation of the urea cycle in patients with terminal uremia using a validated method named "Functional Hepatic Nitrogen Clearance"
- Trial name
- NCT05076318
- Testing
- Aminoacid, alanine-infusion
- Where
- Denmark
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Disorder of the Urea Cycle
Investigating Project of the Functional C13 Test "Pilot Study"
The aim of this pilot study is to evaluate the validity and reproducibility of a functional test "Test C13" ureogenesis to measure in vivo, using the methodology Laboratory of Metabolic Diseases of "Cliniques Universitaires…
- Trial name
- PIL001 (NCT01560897)
- Testing
- Oral C13
- Where
- Belgium
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Cliniques universitaires Saint-Luc- Université Catholique de Louvain
Urea Cycle Disorder, Lysinuric Protein Intolerance
Th1, Th2, Th17 Phenotype in Urea Cycle Disorders
Infection-related hyperammonemia in patients with urea cycle disorders is an important cause of morbidity and mortality. The relationship between immune system cells and the metabolic pathways used by these cells and inborn…
- Trial name
- NCT05706714
- Where
- Turkey (Türkiye)
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- Istanbul University - Cerrahpasa