Clinical trials: Amino Acid Metabolism
Exercise Myoglobinuria, Citrulline; Metabolic Disorder
Supplementation With Altha-aminoacids and Systemiec Inflammatory Response in Long-distance Runners.
It is also noteworthy that the imbalance between the production, supply and elimination of especially α-amino acids may contribute to the intensification of the inflammatory response and the subsequent burden of the renal…
- Conditions
- Exercise Myoglobinuria, Citrulline; Metabolic Disorder, Iron Metabolism Disorders, Inflammatory Response
- Trial name
- NCT05510440
- Testing
- Alpha-amino acid derivatives
- Where
- 2 sites in Poland
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Medical University of Gdansk
Normal Physiology
MRS Measurement of Glutamate and GABA Metabolism in Brain
This study will use magnetic resonance spectroscopy (MRS) to measure in the brain the transfer of [13]C as it is naturally metabolized from glucose to specific chemical transmitters.
- Trial name
- NCT00109174
- Testing
- 3T and 7T device
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- National Institute of Mental Health (NIMH)
Phenylketonuria
SNAP: Study Nutrients in Adult PKU
Phenylketonuria (PKU) is a rare inherited metabolic disorder, where subjects are born with a genetic deficiency in the phenylalanine hydroxylase enzyme (PAH), which leaves them unable to convert Phenylalanine (Phe) into Tyrosine…
- Trial name
- SNAP (NCT03858101)
- Where
- 4 sites in Belgium, Denmark and 1 more
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- Nutricia Research
Hepatic Encephalopathy, Acute-On-Chronic Liver Failure
Intravenous BCAA for HE in ACLF (BCAA-HE-ACLF)
This multi-centric study analyses the effect of intravenous branched-chain amino acids (BCAA) on overt HE in patients with ACLF.
- Trial name
- NCT05700695
- Testing
- Branch Chain Amino Acid, Lactulose
- Where
- India
- Volunteers
- 114 people
- Sponsor
- Post Graduate Institute of Medical Education and Research, Chandigarh
Phenylketonurias
Life With Phenylketonuria. Adult Neurological Outcome of PCU Screened Patients From 1971 to 2002.
You were detected during the neonatal period for phenylketonuria and you benefited from the diagnosis of an adapted dietetic care, and this for a variable duration according to the recommendations followed at that time.
- Trial name
- PCU (NCT04433728)
- Where
- France
- Volunteers
- 42 people
- Sponsor
- University Hospital, Lille
DNA Virus Infection, Herpesviridae Infections
Prophylaxis With Ganciclovir Improves Graft Survival in Renal Allograft Recipients
Study Phase: IV Study Type: Open-label, multicenter, randomised clinical trial with two arms stratified for an intensified immunosuppressive regimen in patients at high risk for acute rejection.
- Conditions
- DNA Virus Infection, Herpesviridae Infections, Cytomegalovirus Infection
- Trial name
- NCT00373165
- Testing
- Ganciclovir
- Volunteers
- 150 people
- Sponsor
- Lower Saxony Center for Nephrology
Urea Cycle Disorders, Inborn
Comparative Efficacy of Phenylbutyrate (PBA) vs. Benzoate in Urea Cycle Disorders
The investigators will study and compare how effectively sodium phenylbutyrate, sodium benzoate, and a combination of the two, help excrete nitrogen in healthy volunteers.
- Trial name
- BPA/Benzoate (NCT02111200)
- Testing
- Sodium Benzoate, Sodium Phenylbutyrate
- Where
- United States
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- Baylor College of Medicine
Phenylketonuria
A Phase 3 Substudy to Evaluate Executive Function in Adults With PKU Who Are Participating in the Phase 3 Study, 165-302
A Phase 3 substudy to evaluate executive function in adults with phenylketonuria who are participating in the phase 3 Study, 165-302. Approximately 100 subjects, aged ≥ 18 to ≤ 70 years old, with PKU will be enrolled.
- Trial name
- PRISM303 (NCT02468570)
- Testing
- Administration of CANTAB and Subject Global Assessment
- Where
- 4 sites in United States
- Volunteers
- 9 people
- Sponsor
- BioMarin Pharmaceutical
Phenylketonurias, Hyperphenylalaninaemia, Type I
Evaluating the Efficacy of PKU Synergy in Patients Expressing Phenylketonuria or Hyperphenylalaninemia
This study centres around a new one-a-day phenylalanine-free protein substitute for phenylketonuria patients. Fifty eligible adults (≥ 16 years) with proven phenylketonuria or hyperphenylalaninemia will be recruited and randomly…
- Trial name
- NCT03167697
- Testing
- Synergy, Routine
- Where
- 6 sites in United Kingdom
- Volunteers
- 14 people
- Sponsor
- Nutricia UK Ltd
Phenylketonurias
Safety and Tolerability of RTX-134 in Adults With Phenylketonuria
This study will evaluate the safety and tolerability of RTX-134 in adult patients with PKU.
- Trial name
- NCT04110496
- Testing
- RTX-134
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- Rubius Therapeutics
Abnormal Renal Function, Malnutrition
Effects of High vs. Standard Protein Intake in Newborn Extreme Premature
Introduction: The preterm newborn of extremely low birth weight (PNELW), endures adverse nutritional conditions to mimic intrauterine growth.
- Trial name
- experimental (NCT02478086)
- Testing
- use amine acids parenteral 3.5g, use amine acids parenteral 4g
- Where
- Mexico
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Coordinación de Investigación en Salud, Mexico
Urea Cycle Disorder
Study of Glycerol Phenylbutyrate & Sodium Phenylbutyrate in Phenylbutyrate Naïve Patients With Urea Cycle Disorders (UCDs)
This is a randomized, controlled, open-label parallel arm study to assess the safety, tolerability, pharmacokinetics and ammonia control, of RAVICTI® as compared to Sodium phenylbutyrate (NaPBA) in urea cycle disorder subjects…
- Trial name
- NCT03335488
- Testing
- RAVICTI, NaPBA
- Where
- 11 sites in United States, Italy and 2 more
- Volunteers
- 16 people
- Sponsor
- Amgen
Cytomegalovirus Infections, HIV Infections
A Pharmacokinetic and Tolerance Study of Oral Ganciclovir in HIV-Infected Children With Asymptomatic Cytomegalovirus Infection and Low CD4 Cell Counts or Quiescent Cytomegalovirus Disease
PRIMARY: To determine the pharmacokinetics, MTD, and long-term safety and tolerance of oral ganciclovir in HIV-infected infants, children, and adolescents.
- Trial name
- NCT00000805
- Testing
- Ganciclovir
- Where
- 19 sites in United States, Puerto Rico
- Volunteers
- 32 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Healthy Volunteers
A Trial to Examine the Interaction of Repinatrabit With Ethinyl Estradiol/Norethindrone, Metformin,Carbamazepine, Rosuvastatin, and Methotrexate When Administered Together
The purpose of this study is to assess the drug-drug interaction (DDI) of repinatrabit with ethinyl estradiol/norethindrone or norethisterone (EE/NE), metformin, rosuvastatin, carbamazepine, and methotrexate in healthy…
- Trial name
- NCT07446400
- Testing
- Repinatrabit, EE/NE, Metformin
- Where
- Australia
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Otsuka Pharmaceutical Development & Commercialization, Inc.
Tetrahydrobiopterin Deficiency
Retrospective Observational Safety Effectiveness With Kuvan in hpA
A retrospective study to collect the effectiveness and safety data of the past treatment with KUVAN in Chinese patients with HPA caused by BH4 deficiency.
- Trial name
- ROSEKA (NCT03864029)
- Testing
- KUVAN
- Where
- China
- Volunteers
- 26 people
- Sponsor
- BioMarin Pharmaceutical
Growth, Infection
Growth and Metabolism in Infants Fed Protein-reduced, Alpha-lactalbumin Enriched Formula
Formula composition is developed to resemble breast milk as close as possible, but there are still considerable differences between formula and breast milk composition, probably resulting in higher risk of overweight in childhood…
- Conditions
- Growth, Infection, Sleep
- Trial name
- NCT02410057
- Testing
- Protein-reduced α-lactalbumin formula, Protein-reduced whey formula, Standard infant formula
- Where
- Sweden
- Volunteers
- 328 people, healthy volunteers welcome
- Sponsor
- Skane University Hospital
Phenylketonurias, PKU
Evaluation of PKU Sphere in Italy
20 participants with PKU will build-up their dietary intake of PKU sphere over 2-16 weeks, depending on their level of metabolic control whilst doing so.
- Trial name
- NCT04679467
- Testing
- PKU sphere
- Where
- 4 sites in Italy
- Volunteers
- 13 people
- Sponsor
- Vitaflo International, Ltd
Old Age (Focus; Not a Recognized Condition)
Dysfunction of Nutritive Blood Flow as a Determinant of Anabolic Resistance With Age; the Role of Amino Acids in Modulating Muscle Metabolism
The investigators plan to measure changes in muscle protein metabolism in response to feeding, comparing between a single large essential amino acid (EAA) feed (the normal building blocks of protein) and the provision of the same…
- Trial name
- Ajinomoto1A (NCT01735539)
- Testing
- 15g EAA bolus, 4 x 3.75g Mixed EAA Pulses, 15g EAA Bolus supplemented with 3g Arginine
- Where
- United Kingdom
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Nottingham
Phenylketonuria
A Study to Evaluate Subcutaneously Administered rAvPAL-PEG in Patients With Phenylketonuria for 24 Weeks
The primary objective of the study is to evaluate the effect of dosing regimens of multiple subcutaneous (SC) doses of rAvPAL-PEG to induce an early and sustained Phe reduction while decreasing the frequency and severity of…
- Trial name
- NCT01560286
- Testing
- BMN 165 (rAvPAL-PEG)
- Where
- 6 sites in United States
- Volunteers
- 24 people
- Sponsor
- BioMarin Pharmaceutical
Morbid Obesity, Bariatric Surgery Candidate
Preoperative Condition in Giant Obese Patients
The frequency of super-super obese who need immediate weight loss surgery is risen continuously. For those patients a prior-to-surgery conditioning therapy is mandatory to gain technical and physical operability.
- Trial name
- NCT02616003
- Testing
- Liraglutide, Aminosteril hepa 8%, Caloric diet with 1000 kcal
- Where
- Germany
- Volunteers
- 50 people
- Sponsor
- Sana Klinikum Offenbach