Clinical trials: Amino Acid Metabolism
Analgesia
A Study Investigating the Pharmacokinetic Profiles of Four Extended Release Paracetamol Formulations
A study investigating the pharmacokinetic profiles of four extended release paracetamol formulations
- Trial name
- NCT01568749
- Testing
- Paracetamol, Paracetamol formulation 1, Paracetamol Formulation 2
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Healthy Adults
Metabolic Availability of Lysine From Rice
The purpose of this study is to investigate the digestibility of the amino acid lysine in cooked rice in adult men using stable isotope technique.
- Trial name
- NCT01474226
- Testing
- Amino Acid Crystalline Lysine Amino Acid Mix, Cooked Rice containing Lysine
- Where
- Canada
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- The Hospital for Sick Children
Phenylketonuria (PKU)
The Psychosocial Functioning of Adults With Phenylketonuria.
Current recommendations are to maintain Phe levels < 360 µmol/L throughout life (US consensus) or < 600 µmol/L from the age of 12 (European consensus).
- Trial name
- CoMet-PCU (NCT07406009)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Central Hospital, Nancy, France
Hepatic Encephalopathy
Effects of Proteins in Patients With Cirrhosis and Prior Hepatic Encephalopathy
The purpose of this study is to compare a normal-protein diet containing branched-chain amino acids to a low-protein diet in patients with non-terminal cirrhosis (MELD < 25) who have developed an episode of hepatic encephalopathy…
- Trial name
- NCT00955500
- Testing
- Branched-chain amino acids, Maltodextrin
- Where
- 3 sites in Spain
- Volunteers
- 116 people
- Sponsor
- Hospital Universitari Vall d'Hebron Research Institute
Endothelial Dysfunction
A Phase 2, Pharmacokinetic (PK) Study of 6R-BH4 Alone or 6R-BH4 With Vitamin C in Subjects With Endothelial Dysfunction
This Phase 2, randomized, open-label, 2-treatment, 2-sequence, 2-period crossover, pharmacokinetic (PK) study will compare plasma concentrations of BH4 in subjects with endothelial dysfunction following 14 days of treatment by…
- Trial name
- NCT00532844
- Testing
- Sapropterin Dihydrochloride, Sapropterin Dihydrochloride and Vitamin C
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- BioMarin Pharmaceutical
Propionic Acidemia, Methylmalonic Acidemia
Carglumic Acid in Methylmalonic Acidemia and Propionic Acidemia
A Phase IIIb (Three b), Randomized Multicentre Comparative Trial to Evaluate the Long Term Effectiveness \& Safety of the use of Carglumic Acid (Carbaglu®) in Patients with Propionic Acidemia (PA) or Methylmalonic Acidemia (MMA).
- Trial name
- CAMP (NCT02426775)
- Testing
- Carglumic Acid
- Where
- 2 sites in Saudi Arabia
- Volunteers
- 33 people
- Sponsor
- King Abdullah International Medical Research Center
Type I Diabetes
The Use of Glutamic Acid Decarboxylase (GAD) and Gamma-Amino Butyric Acid (GABA) in the Treatment of Type I Diabetes
Type I Diabetes is an auto immune disease in which the body's immune system attacks and destroys the insulin-producing beta cells of the pancreas. Therefore, children affected by this condition present with high blood sugars.
- Trial name
- GABA (NCT02002130)
- Testing
- Active Oral GABA and Active GAD-alum injection
- Where
- United States
- Volunteers
- 101 people
- Sponsor
- University of Alabama at Birmingham
Alkaptonuria
Individualised Gait Modification Strategies in Alkaptonuria Patients
This study evaluates the efficacy of a gait modification intervention using real-time biofeedback on reducing the knee joint loading in Alkaptonuria patients during treadmill walking.
- Trial name
- NCT04142671
- Testing
- Individualised gait modification intervention
- Volunteers
- 30 people
- Sponsor
- Liverpool John Moores University
COPD, Tetrahydrobiopterin Deficiency
O2 Transport and Utilization in Health and Lung Disease
Skeletal muscle dysfunction is a frequent and clinically relevant systemic manifestation of Chronic Pulmonary Obstructive Disease (COPD), which is still poorly understood.
- Conditions
- COPD, Tetrahydrobiopterin Deficiency, Oxidative Stress
- Trial name
- NCT04014712
- Testing
- Tetrahydrobiopterin
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Massachusetts, Amherst
Hepatic Encephalopathy, Decompensated Cirrhosis
BCAA vs. Rifaximin in Patients With Cirrhosis for Secondary Prophylaxis of HE
Rationale Patients who recover from an episode of overt HE(OHE) are at risk of recurrent episodes of HE and persistent minimal hepatic encephalopathy, impacting their daily functioning and mental health.
- Conditions
- Hepatic Encephalopathy, Decompensated Cirrhosis, Minimal Hepatic Encephalopathy
- Trial name
- HERB (NCT06538077)
- Testing
- Oral Branched chain Amino acid, Rifaximin 550 MG, Lactulose
- Where
- India
- Volunteers
- 336 people
- Sponsor
- Post Graduate Institute of Medical Education and Research, Chandigarh
GIST - Gastrointestinal Stromal Tumor, KIT Gene Mutation
Comparing Regorafenib Combined With Envafolimab to Physician's Choice in Patients With Metastatic Gastrointestinal Stromal Tumors Harboring KIT Exon 17 Mutations Refractory to Standard Treatment
Gastrointestinal stromal tumors (GISTs) are mostly driven by c-kit or PDGFRA mutations, and commonly occur in the stomach and small intestine.
- Trial name
- NCT07559864
- Testing
- physician-selected treatment, Regorafenib + Envafolimab
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Jian Li
Nutritional Deficiencies, Phenylketonuria
Follow-up of Adult Phenylketonuria (PKU) Patients
Adult patients with phenylketonuria (PKU) at the age around 40 years belong to the first patients generation with early treatment of the disease.
- Trial name
- NCT01096758
- Where
- Germany
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Ludwig-Maximilians - University of Munich
Cytomegalovirus Retinitis, HIV Infections
The Safety and Effectiveness of Ganciclovir Used Alone or in Combination With Granulocyte-Macrophage Colony Stimulating Factor in the Treatment of Cytomegalovirus (CMV) of the Eye in Patients With AIDS
AMENDED: To evaluate the effect of sargramostim ( GM-CSF ) on modulating the granulocytopenia associated with concomitant DHPG and AZT therapy ( Phase B ), in terms of time to development of granulocytopenia as defined by an…
- Trial name
- NCT00000989
- Testing
- Zidovudine, Sargramostim, Ganciclovir
- Where
- 4 sites in United States
- Volunteers
- 50 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Phenylketonuria
Efficacy and Safety of SYNB1618 and SYNB1934 in Adult Patients With Phenylketonuria
This Phase 2 study in patients with phenylketonuria (PKU) will be an open-label, dual-arm study of either a SYNB1618 or SYNB1934 dose-ramp regimen.
- Trial name
- SynPheny-1 (NCT04534842)
- Testing
- SYNB1618, SYNB1934
- Where
- 11 sites in United States
- Volunteers
- 20 people
- Sponsor
- Synlogic
PKU, Hyperphenylalaninemia
Antioxidant Signature in Adult Patients With Phenylketonuria
To date, oxidative stress in PKU has been evaluated only with fragmented approaches.The aim of the present study is to investigate oxidative stress in PKU with more comprehensive methods.The relationship between oxidative stress…
- Trial name
- StressOX-PCU (NCT02212288)
- Testing
- Blood sample, Urine sample
- Where
- France
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University Hospital, Tours
Protein Metabolism Disorder
Impact of Canola Protein Processing on Plasma Amino Acid Responses
Muscle tissue consists of proteins. These proteins are built up of small building blocks: amino acids. By consuming enough protein through the diet, the body is provided with enough amino acids to facilitate muscle protein…
- Trial name
- CANOLAA (NCT06058403)
- Testing
- 20g whey protein drink ingestion, 20g native canola protein drink ingestion, 20g processed canola protein #1 drink ingestion
- Where
- Netherlands
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Phenylketonuria, PKU
Moderate Intensity Exercise and Phenylketonuria
Phenylketonuria (PKU), an inherited genetic disorder, can cause irreversible brain damage, declined executive function, and autistic tendencies unless a phenylalanine (Phe) restricted diet is consistently maintained throughout…
- Trial name
- NCT01904708
- Testing
- Acute Moderate Intensity Exercise
- Where
- United States
- Volunteers
- 2 people
- Sponsor
- Oregon Health and Science University
Diabetic Nephropathies, Hyperhomocysteinemia
The Effect of Folic Acid Administration in the Progression of Microalbuminuria
The development of diabetic nephropathy has been linked to several genetic polymorphisms, including those related with homocysteine metabolism such as the methylenetetrahydrofolate reductase (MTHFR)and the…
- Trial name
- NCT00737126
- Testing
- Folic acid
- Where
- Mexico
- Volunteers
- 40 people
- Sponsor
- Hospital Universitario Dr. Jose E. Gonzalez
Hepatocellular Carcinoma, Cirrhosis
Branched-chain Amino Acid Supplementation for Hepatocellular Carcinoma
Hepatocellular carcinoma (HCC) is the fifth most common cause of cancer death among men. While several new treatment options have recently become available, they are costly and have a potential for significant, adverse side…
- Conditions
- Hepatocellular Carcinoma, Cirrhosis, Liver Failure
- Trial name
- BCAA in HCC (NCT03908255)
- Testing
- Branch Chain Amino Acid, maltodextrin
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Louisiana State University Health Sciences Center in New Orleans
Weight Gain, Anemia, Iron Deficiency
Egg Intervention During Pregnancy in Indonesia
The study consists of two arms: 1) intervention group using eggs as supplementary food given from 2nd trimester of pregnancy to birth, and 2) observational group of pregnant mothers.
- Conditions
- Weight Gain, Anemia, Iron Deficiency, Birth Weight, Birth Length
- Trial name
- PRECODE (NCT04694235)
- Testing
- Egg intervention
- Where
- Indonesia
- Volunteers
- 702 people, healthy volunteers welcome
- Sponsor
- SEAMEO Regional Centre for Food and Nutrition