Clinical trials: Amino Acids
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
Methylmalonic Acidemia, Propionic Acidemia
Study of HST5040 in Subjects With Propionic or Methylmalonic Acidemia
This is an interventional study to assess the safety, PK, and efficacy of HST5040 in 12 subjects - 6 with Methylmalonic Acidemia (MMA) and 6 with Propionic Acidemia (PA).
- Trial name
- HERO (NCT04732429)
- Testing
- HST5040
- Where
- 16 sites in United States, Australia and 1 more
- Volunteers
- 26 people
- Sponsor
- HemoShear Therapeutics
Type2diabetes
The Effects of Glucagon on Hepatic Metabolism in People With Type 2 Diabetes After Caloric Restriction
Caloric restriction (and RYGB) improves insulin action and lowers fasting glucose, glucagon and EGP, without changes in postprandial EGP and glucagon concentrations.
- Trial name
- NCT05499702
- Testing
- Caloric Restriction, Hyperglycemic clamp
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Adrian Vella
Phenylketonuria
Safety and Therapeutic Effects of Sapropterin Dihydrochloride on Neuropsychiatric Symptoms in Phenylketonuria (PKU) Patients
This double-blind, placebo-controlled, randomized study is designed to evaluate the safety and therapeutic effects of sapropterin dihydrochloride on neuropsychiatric symptoms in subjects with PKU.
- Trial name
- NCT01114737
- Testing
- Sapropterin dihydrochloride
- Where
- 36 sites in United States, Canada
- Volunteers
- 206 people
- Sponsor
- BioMarin Pharmaceutical
Healthy
Efficacy of Different Doses of Amino Acids in 5AA+CrPic Water on Glucose Homeostasis in a Healthy Population.
It has previously been shown that a carbonated water including a defined amount of amino acids and chromium can decrease the postprandial glucose response.
- Trial name
- NCT03411395
- Testing
- 5AA+CrPic Water
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- DoubleGood AB
Phenylketonuria (PKU)
A Pilot Study on Diurnal Variation
This self-controlled, prospective, pilot study is designed to gather information regarding the diurnal variation (changes that occur each day) in the levels of plasma phenylalanine (Phe) and tyrosine in patients with…
- Trial name
- NCT01806051
- Testing
- Kuvan
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Dr. Linda Randolph
Hypothermia
Amino Acid Infusion in Mothers Before and During Cesarean Delivery
Introduction: Intravenous infusion of amino acids during cesarean delivery in mothers and neonates improves neonatal growth. Amino acid before and during anesthesia also prevents hypothermia and associated untoward effects.
- Trial name
- NCT02575170
- Testing
- Amino acid solution, Ringer's lactate solution
- Where
- Nepal
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- B.P. Koirala Institute of Health Sciences
Healthy Males 65-75 Yrs Old
Determination of Protein Requirement in Elderly Male Subjects 65-75 Yrs Old.
Minimal data are available on protein requirements throughout the lifespan. Currently available recommendations are based on nitrogen balance data. The limitations of the nitrogen balance method have been well described.
- Trial name
- NCT01943266
- Testing
- protein intake
- Where
- Canada
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- The Hospital for Sick Children
Nephrotic Syndrome
Ketoanalogues for Muscle Mass Loss in Nephrotic Syndrome
The goal of this non-commercial clinical trial is to assess efficacy and safety of ketoanalogues of essential amino acids in the prevention of protein-energy wasting in nephrotic syndrome.
- Trial name
- FORMA (NCT05716880)
- Testing
- Ketosteril, Medium Protein Diet (MPD)
- Where
- Poland
- Volunteers
- 150 people
- Sponsor
- Military Institute od Medicine National Research Institute
Sarcopenia
Nutritional and Contractile Regulation of Muscle Growth
Muscle wasting, which involves the loss of muscle tissue, is common in many conditions, such as cancer, AIDS, trauma, kidney failure, bone fracture, and sepsis.
- Trial name
- NCT00891696
- Testing
- Rapamycin, Amino acid supplementation, Low-intensity resistance exercise
- Where
- United States
- Volunteers
- 144 people, healthy volunteers welcome
- Sponsor
- The University of Texas Medical Branch, Galveston
Psychological Phenomena: Central Fatigue
Impact of Varying Doses of Amino Acids on Exercise, Muscular and Mental Performance
A number of studies have shown that ingestion of crystalline amino acids, in particular branched chain amino acids (BCAA) can affect endurance performance, markers of muscle damage, and possibly mental focus.
- Trial name
- NCT01215396
- Testing
- AminoVital Amino Acid formulation, Amino Vital Amino Acid formulation
- Where
- Canada
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- McMaster University
Urea Cycle Disorders
Oxidative Stress, Inflammation and Acute Decompensation in Urea Cycle Disorders
The primary purpose of the proposed study is to characterize the oxidative stress and inflammatory cytokine status in UCD during baseline and decompensated states.
- Trial name
- NCT01541722
- Where
- 11 sites in United States, Canada
- Volunteers
- 10 people
- Sponsor
- Mark Batshaw
Phenylketonurias
Nutrition Status of Adults With PKU Before and During Treatment With Pegvaliase
Conduct a prospective, longitudinal study to evaluate nutritional status in adults with phenylketonuria (PKU) before and during treatment with pegvaliase (Palynziq™).
- Trial name
- NCT03856203
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Boston Children's Hospital
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
Interventional
Influence of Leucine Enriched Amino Acids on Myofibrillar and Collagen Protein Synthesis
The primary objective will be to determine the effect of leucine-enriched essential amino acids (LEAA) compared to carbohydrate placebo on dietary incorporation of [D5] Phenylalanine \& [D5] Glycine into the three skeletal muscle…
- Trial name
- NCT05554653
- Testing
- Leucine enriched amino acids
- Where
- Canada
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Daniel Moore
Albinism, Albinism, Ocular
Visual Function and Ocular Pigmentation in Albinism
To study the relationship between visual function and ocular (iris, retina/choroidal) pigmentation in patients with albinism and other hypomelanotic disorders.
- Conditions
- Albinism, Albinism, Ocular, Albinism, Oculocutaneous
- Trial name
- NCT00001153
- Where
- United States
- Volunteers
- 130 people
- Sponsor
- National Eye Institute (NEI)
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
Phenylketonuria
Pharmacodynamics, Safety, Tolerability and Pharmacokinetics of CDX-6114 in Patients With Phenylketonuria (PKU)
This study is an international, multi-center, randomized, double-blind, placebo-controlled, two-treatment, two-period cross-over study to evaluate the pharmacodynamics, safety, tolerability and pharmacokinetics of a single oral…
- Trial name
- NCT04085666
- Testing
- CDX 6114
- Where
- 2 sites in Australia, Germany
- Volunteers
- 18 people
- Sponsor
- Société des Produits Nestlé (SPN)
Urea Cycle Disorders
To Evaluate the Safety of Long-term Use of HPN-100 in the Management of Urea Cycle Disorders (UCDs)
This was an open-label, long-term safety study of HPN-100 (RAVICTI; glycerol phenylbutyrate) in participants with a urea cycle disorder (UCD) who completed the safety extensions of HPN-100-005 (NCT00947544; HPN-100-005SE)…
- Trial name
- NCT01257737
- Testing
- HPN-100
- Where
- 16 sites in United States, Canada
- Volunteers
- 88 people
- Sponsor
- Amgen
Dietary Proteins, Indicator Amino Acid Oxidation
The Effect of Dairy and Dairy-Free Alternative Beverages on Post-Exercise Anabolism in Active Youth
The growth and development of lean body mass (i.e., muscle and bone) is instrumental to health and performance across the lifespan, especially in youth, as they actively experience growth.
- Trial name
- PBS (NCT05827666)
- Testing
- 2% milk beverage, Almond milk alternative beverage, Soy milk alternative beverage
- Where
- Canada
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Toronto
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