Clinical trials: Amino Acid Metabolism
Cytomegalovirus Infections
Ganciclovir Resistant/Refractory Cytomegalovirus Infection in SOT Recipients and HSCT Patients
The ReCySOHT study is a multicenter, retrospective, observational case-control study on the risk factors for developing a ganciclovir-resistant/refractory (GCV-RR) cytomegalovirus infection in patients receiving solid organ…
- Trial name
- ReCySOHT (NCT05234723)
- Where
- 23 sites in United States, Belgium and 7 more
- Volunteers
- 100 people
- Sponsor
- IRCCS Azienda Ospedaliero-Universitaria di Bologna
Metabolic Diseases
Glycemic Response of Co-ingesting Carbohydrate and Amino Acids
The study will investigate if consumption of amino acid mixtures results a change in glycemic response of carbohydrate (white rice) and insulinemic response at different doses and timing (before consumption of carbohydrate).
- Trial name
- NCT02455765
- Testing
- Rice and Amino Acid mixtures
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Singapore Institute of Food and Biotechnology Innovation
Phenylketonurias
Nutritional Impacts of Palynziq on Patients With Phenylketonuria (PKU)
Phenylketonuria (PKU) is an inherited metabolic disorder that impairs the metabolism of the essential amino acid phenylalanine (Phe).
- Trial name
- NCT04404530
- Testing
- Palynziq
- Where
- 2 sites in United States
- Volunteers
- 45 people
- Sponsor
- Emory University
Cytomegalovirus Infections
(Val)Ganciclovir TDM in Transplant Recipients
The aim of this study is to gain more insight into therapeutic drug monitoring and thus the pharmacodynamics and pharmacokinetics of ganciclovir, in the context of prophylaxis and treatment of CMV infections, in order to provide…
- Trial name
- NCT03698435
- Testing
- Ganciclovir, Valganciclovir
- Where
- Netherlands
- Volunteers
- 100 people
- Sponsor
- University Medical Center Groningen
Coronary Artery Calcification, Angioplasty
CAlcified Lesion Intervention Planning Steered by OCT.
Calcified lesions are very frequent among coronary artery disease stenotic lesions. The prevalence of calcifications ranges from 30 to 40% (by angiography evaluation) but is higher when analyzed by intra coronary imaging.
- Trial name
- CALIPSO (NCT05301218)
- Testing
- angioplasty
- Where
- 14 sites in France
- Volunteers
- 140 people
- Sponsor
- Institut Mutualiste Montsouris
Healthy
Metabolic Availability of Metionine From Lentils in Adult Men
The research study is being done so we can determine the quality of the protein present in Canadian lentils. Amino acids are the building blocks of protein and protein quality is determined by the amount of amino acids present…
- Trial name
- NCT03110913
- Testing
- dietary intakes
- Where
- Canada
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- The Hospital for Sick Children
OTC Deficiency, Ornithine Transcarbamylase Deficiency
A Study to Evaluate the Pharmacodynamics and Safety of ARCT-810 in Participants With OTCD
Evaluate the safety and pharmacodynamics of multiple doses of ARCT-810 in adolescent and adult participants with OTC deficiency.
- Conditions
- OTC Deficiency, Ornithine Transcarbamylase Deficiency, OTCD
- Trial name
- NCT06488313
- Testing
- ARCT-810
- Where
- United States
- Volunteers
- 9 people
- Sponsor
- Arcturus Therapeutics, Inc.
N-acetylglutamate Synthase (NAGS) Deficiency
Orphan Europe Carbaglu® Surveillance Protocol
The purpose of this study is to conduct post-marketing surveillance of carglumic acid (Carbaglu) to obtain long-term clinical safety information.
- Trial name
- NCT03409003
- Where
- 3 sites in United States
- Volunteers
- 30 people
- Sponsor
- Nicholas Ah Mew
Osteoarthritis
Muscle Regrowth During Physical Rehabilitation and Amino Acid Supplementation
The general hypothesis is that in older adults muscle regrowth after an acute musculoskeletal stress will be positively influenced by traditional physical rehabilitation, and further enhanced by nutritional supplementation.
- Trial name
- NCT00760383
- Testing
- Essential amino acids, Alanine
- Where
- 2 sites in United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Oregon
Esophageal Cancer
Outside the Cage (OTC) Robotic Esophagectomy
The goal of this clinical trial is to evaluate the feasibility and safety of a novel non-intercostal robotic approach for minimally invasive esophagectomy (OTC MIE) in the treatment of esophageal cancer.
- Trial name
- NCT06735638
- Testing
- OTC MIE Esophagectomy
- Where
- Canada
- Volunteers
- 31 people
- Sponsor
- Centre hospitalier de l'Université de Montréal (CHUM)
Quality of Life, Ichthyosis
Qualitative Study in Patients With Genodermatoses and Healthcare Professionals on Reproductive Counselling
The goal of this observational study is to understand the perspectives and needs of patients with genodermatoses and their partners who wish to have children, regarding their decision-making process and their consideration of…
- Conditions
- Quality of Life, Ichthyosis, Palmoplantar Keratoses, Epidermolysis Bullosa
- Trial name
- NCT06330350
- Testing
- Qualitative interview
- Where
- Netherlands
- Volunteers
- 25 people
- Sponsor
- Maastricht University Medical Center
Cytomegalovirus Retinitis, HIV Infections
A Phase I Pharmacokinetic and Tolerance Study of 28-Day Regimens of Oral Ganciclovir
To determine the pharmacokinetics (blood levels) of three dose treatment plans of oral ganciclovir during a 28-day dosing period.
- Trial name
- NCT00000668
- Testing
- Ganciclovir
- Where
- 5 sites in United States
- Volunteers
- 48 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Homocystinuria Due to Cystathionine Beta-Synthase Deficiency
A Multiple Ascending Dose Study of ACN00177 (Pegtarviliase) in Subjects With CBS Deficiency
The purpose of this study is to evaluate the safety and tolerability of pegtarviliase in approximately 36 subjects with homocystinuria due to CBS deficiency.
- Trial name
- NCT05154890
- Testing
- Pegtarviliase IV, Pegtarviliase SC
- Where
- 9 sites in United States, Australia and 1 more
- Volunteers
- 13 people
- Sponsor
- Aeglea Biotherapeutics
Phenylketonuria
Effect of L-carnitine Supplementation on Phenylalanine and Brain-derived Neurotrophic Factor Levels in Infants and Children With Phenylketonuria
Effect of L-carnitine supplementation on phenylalanine and brain-derived neurotrophic factor levels in infants and children with phenylketonuria L-carnitine is mainly obtained from foods such as red meat and milk that are limited…
- Trial name
- NCT06901323
- Testing
- L-carnitine
- Where
- Egypt
- Volunteers
- 176 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Phenylketonuria
Kuvan® in Phenylketonuria Patients Less Than 4 Years Old
This is a Phase 3b, multicenter, open-label, randomized, controlled study to evaluate efficacy, safety and population pharmacokinetics of sapropterin dihydrochloride (Kuvan®) in less than 4 year-old infants and children with…
- Trial name
- SPARK (NCT01376908)
- Testing
- Kuvan®, Phenylalanine (Phe)-restricted diet
- Where
- 22 sites in Austria, Belgium and 7 more
- Volunteers
- 56 people
- Sponsor
- BioMarin Pharmaceutical
Urea Cycle Disorder, Propionic Aciduria
MyRareDiet A Novel Diet Tracking Tool
The investigators propose to develop and validate MyRareDiet® (MRD) to address an unmet need in the inborn errors of metabolism (IEM) population to assist with dietary management designed to increase adherence and compliance to…
- Conditions
- Urea Cycle Disorder, Propionic Aciduria, Maple Syrup Urine Disease, Methylmalonic Acidemia
- Trial name
- MRD (NCT06664840)
- Testing
- MDR diet assessment, 24 hour recall
- Volunteers
- 60 people
- Sponsor
- Oregon Health and Science University
Hyperphenylalaninemia, Phenylketonuria
Bone Mineral Density in Adults With Hyperphenylalaninemia on Kuvan Therapy
Prospective study to compare the bone mineral density in adults with HPA on KUVAN™ therapy to those not on therapy. The investigators hypothesize that after one year of KUVAN™ therapy, there will be an improvement in their bone…
- Trial name
- NCT01541397
- Testing
- Sapropterin
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- The University of Texas Health Science Center, Houston
Barth Syndrome
Resistance Exercise in Barth Syndrome
Barth syndrome (BTHS) is a disorder that is characterized by heart failure, exercise intolerance and skeletal muscle weakness. Preliminary evidence demonstrates that endurance exercise training does not significantly improve…
- Trial name
- NCT01629459
- Testing
- Resistance exercise and protein supplementation
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Metabolic Disease, Propionic Acidemia
Natural History, Physiology, Microbiome and Biochemistry Studies of Propionic Acidemia
Background: People s bodies need to break down food into the chemicals. These chemicals are used for energy and growth. Some people cannot process all chemicals very well. Too much of some chemicals can cause diseases.
- Conditions
- Metabolic Disease, Propionic Acidemia, Organic Acidemia
- Trial name
- NCT02890342
- Where
- 2 sites in United States
- Volunteers
- 1,045 people, healthy volunteers welcome
- Sponsor
- National Human Genome Research Institute (NHGRI)
Protein Metabolism
Animal and Microbial-based Dietary Protein Efficiency in Adults
Given the relatively high carbon footprint and sustainability of animal-based proteins, there is a growing interest in determining the nutritional quality non-animal-based protein sources.
- Trial name
- YPQ (NCT07148908)
- Testing
- Yeast Protein Supplement, Whey Protein Isolate Supplement, Collagen Hydrolysate Supplement
- Where
- Canada
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Daniel Moore