Clinical trials: Amino Acid Metabolism
Colitis, HIV Infections
A Study of Ganciclovir in the Treatment of Cytomegalovirus of the Large Intestine in Patients With AIDS
To attempt to demonstrate the efficacy of ganciclovir (DHPG) treatment of cytomegalovirus (CMV) colitis in AIDS patients by evaluating both clinical and virologic parameters.
- Trial name
- NCT00002273
- Testing
- Ganciclovir
- Where
- United States
- Sponsor
- Hoffmann-La Roche
Cytomegalovirus Retinitis, HIV Infections
Comparison of Two Methods in the Treatment of Cytomegalovirus of the Eyes in Patients With AIDS
To evaluate the effect of MSL 109, human monoclonal anti-cytomegalovirus (CMV) antibody, on time to progression of CMV retinitis. To determine the safety and pharmacokinetic profile of MS 109.
- Trial name
- NCT00001061
- Testing
- Sevirumab, Foscarnet sodium, Ganciclovir
- Where
- 20 sites in United States
- Volunteers
- 167 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Urea Cycle Disorders
Study to Evaluate 13 C Isotope Ratio Measurement for Urea Cycle Capacity Assessment
In this short-term study a method for the evaluation of the metabolic competency of the urea cycle in vivo will be assessed. In order to monitor the efficacy of new treatment options for patients with urea cycle disorders and to…
- Trial name
- NCT01002469
- Testing
- sodium [1-13C] acetate
- Where
- Germany
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Cytonet GmbH & Co. KG
Urea Cycle Disorders
Pilot Study: Urea Cycle Disorders Practice Patterns and Outcomes Assessment
The purpose of this study is to determine if patients participating in "The Longitudinal Study of Urea Cycle Disorders" are different than participants in the Urea Cycles Disorders Consortium (UCDC) Rare Diseases Clinical…
- Trial name
- NCT02311283
- Where
- United States
- Volunteers
- 87 people
- Sponsor
- University of South Florida
Phenylketonurias
Evaluation of PKU Sphere Liquid
PKU Sphere Liquid is a prospective, open-label, acceptability study to evaluate PKU sphere liquid in up to 15 participants aged 3 and above for the dietary management of PKU over 31 days.
- Trial name
- NCT05096988
- Testing
- PKU sphere liquid
- Where
- 3 sites in United Kingdom
- Volunteers
- 19 people
- Sponsor
- Vitaflo International, Ltd
Kwashiorkor
Aromatic Amino Acid Metabolism in the Pathogenesis of Kwashiorkor
This research may explain whether a shortage of three special compounds called aromatic amino acids is responsible for the severe illness and high death rate of children with the kwashiorkor type of malnutrition and whether…
- Trial name
- NCT00429351
- Where
- Jamaica
- Volunteers
- 82 people
- Sponsor
- Baylor College of Medicine
Arginase 1 Deficiency
Pegzilarginase in Subjects <24 Months Old With Arginase 1 Deficiency
This is an open-label, multicentre study to evaluate the safety, PK, and activity (PD) of weekly subcutaneous (SC) administration of pegzilarginase in subjects with ARG1-D who are < 24 months of age.
- Trial name
- NCT06582524
- Testing
- Pegzilarginase
- Where
- 3 sites in Austria, Portugal and 1 more
- Volunteers
- 3 people
- Sponsor
- Immedica Pharma AB
Disaster, Vulnerable Populations
Nurses Taking On Readiness Measures - Mercer County, New Jersey
Nurses Taking On Readiness Measures (N-TORM) is an innovative nurse-driven household emergency preparedness (HEP) intervention modeled after an existing community intervention provided by emergency management personnel.
- Trial name
- NTORM (NCT05455580)
- Testing
- Nurses Taking On Readiness Measures (N-TORM)
- Where
- United States
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Hunter College of City University of New York
Cytomegalovirus Retinitis, HIV Infections
A Study of Foscarnet Plus Ganciclovir in the Treatment of Cytomegalovirus of the Eye in Patients With AIDS Who Have Already Been Treated With Ganciclovir
To examine the safety and tolerance of the administration of ganciclovir and foscarnet given together or alternately; to determine the interactive pharmacokinetics (blood level) profile of long-term combined and alternating…
- Trial name
- NCT00000970
- Testing
- Foscarnet sodium, Ganciclovir
- Where
- 6 sites in United States
- Volunteers
- 30 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Protein/Amino Acid Metabolism, Indicator Amino Acid Oxidation Method
Influence of Habitual Protein Intake on AA Tracer Oxidation
Protein is an essential nutrient that one's diet to maintain important bodily functions and to recover from exercise. Currently, the Indicator Amino Acid Oxidation method (IAAO) has been used to determine protein requirements in…
- Trial name
- HPI (NCT03845569)
- Testing
- Dietary protein intake reduction, Three day Controlled Diet
- Where
- Canada
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- University of Toronto
Cytomegalovirus Retinitis, HIV Infections
CMV Retinitis Retreatment Trial
To assess the safety and efficacy of three therapeutic regimens (foscarnet, ganciclovir, or the combination) for recurrent or persistent AIDS-related cytomegalovirus (CMV) retinitis.
- Trial name
- NCT00000766
- Testing
- Foscarnet sodium, Ganciclovir
- Where
- 9 sites in United States
- Volunteers
- 300 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Argininosuccinic Aciduria, Amino Acid Metabolism, Inborn Errors
Arginine and Buphenyl in Patients With Argininosuccinic Aciduria (ASA), a Urea Cycle Disorder
Urea cycle disorders are inherited illnesses in which the body does not produce enough of the chemicals that remove ammonia, a byproduct of protein metabolism, from the blood stream.
- Conditions
- Argininosuccinic Aciduria, Amino Acid Metabolism, Inborn Errors, Urea Cycle Disorders
- Trial name
- NCT00345605
- Testing
- Sodium Phenylbutyrate, Arginine
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Brendan Lee
Phenylketonuria
Dose-Finding Study to Evaluate the Safety, Efficacy, & Tolerability of Multiple Doses of rAvPAL-PEG in Subjects With PKU
The purpose of this study is to evaluate whether weekly injections of phenylalanine ammonia lyase (rAvPAL-PEG) can reduce blood phenylalanine concentrations in PKU subjects and whether repeated administration is safe.
- Trial name
- NCT00925054
- Testing
- rAvPAL-PEG 0.001 mg/kg, rAvPAL-PEG 0.003 mg/kg, rAvPAL-PEG 0.01 mg/kg
- Where
- 11 sites in United States
- Volunteers
- 40 people
- Sponsor
- BioMarin Pharmaceutical
Hypothyroidism
Metabolic Changes in Hypothyroid Patients
Hypothyroidism is a frequent condition in danish women, but often overlooked. Along with fatigue one of the main symptoms is weight gain as a result to significantly decreased energy expenditure.
- Trial name
- NCT00524238
- Testing
- L-thyroxine
- Where
- Denmark
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Phenylketonuria, Inborn Errors of Metabolism
Evaluation of PKU Start
To evaluate the acceptability, tolerance and effect on metabolic control of PKU Start, a new Phe free protein substitute for the dietary management of PKU in infants from birth.
- Trial name
- PKU Start (NCT03058848)
- Testing
- PKU Start
- Where
- 3 sites in United Kingdom
- Volunteers
- 10 people
- Sponsor
- Vitaflo International, Ltd
Indolent Systemic Mastocytosis
Masitinib in Severe Indolent or Smoldering Systemic Mastocytosis Unresponsive to Optimal Symptomatic Treatment
The purpose of this study is to evaluate the efficacy and safety of oral masitinib versus placebo in the treatment of patients suffering from smouldering or indolent systemic mastocytosis with severe symptoms of mast cell…
- Trial name
- NCT04333108
- Testing
- Masitinib, Best Supportive Care
- Where
- 17 sites in France, Germany and 6 more
- Volunteers
- 140 people
- Sponsor
- AB Science
Healthy Adult Males
Non- Essential Amino Acid Requirements and Metabolism in Humans
Protein is a major structural component of all cells in the body. The nutritional importance of protein is because of their amino acids.
- Trial name
- NCT02009917
- Where
- Canada
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Optical Coherence Tomography (OCT) of the Retina
Low Cost OCT for Point of Care
The purpose of this study is to compare the performance of a prototype optical coherence tomography (OCT) machine with currently available high resolution OCT machines.
- Trial name
- NCT03323307
- Testing
- OCT imaging
- Where
- United States
- Volunteers
- 70 people
- Sponsor
- Duke University
Urea Cycle Disorder
Chronic Liver Disease in Urea Cycle Disorders
This is a pilot, cross-sectional study to assess liver stiffness and markers of hepatic injury, function, and fibrosis in patients with urea cycle disorders.
- Trial name
- NCT03721367
- Testing
- Diagnostic Ultrasound
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- Baylor College of Medicine
Muscle Protein Synthesis, Protein Metabolism
Time Course of Postprandial Protein Metabolism
The anabolic action of 'fast' whey protein on the regulation of postprandial muscle protein synthesis has been established to be short-lived in healthy young adults.
- Trial name
- NCT04121689
- Testing
- Milk Protein Concentrate
- Where
- United States
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- University of Illinois at Urbana-Champaign