Clinical trials: BCAA
Phenylketonuria (PKU)
Brain Aging in Phenylketonuria
Background: Historically, the primary goal in managing phenylketonuria (PKU) has been to prevent severe and irreversible intellectual disability, as well as to address nutritional deficiencies that could lead to growth…
- Trial name
- NCT06969209
- Where
- Switzerland
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Sports Nutrition, Protein Supplementation
Acute Whey Protein And Casein Supplementation: Effect On Protein Metabolism After Resistance Exercise
The proteins of human breast milk are the most important endocrine signaling system that promotes neonatal growth by increasing the release of insulin, insulin-like growth factor-1 (IGF-1), and the leucine-mediated mammalian…
- Trial name
- NCT04648384
- Testing
- Blend Protein Supplementation, Resistance Exercise
- Where
- Brazil
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Sarcopenia
Effect of Exercise and Protein Supplementation on Muscle Function in Patients With Hemodialysis
Sarcopenia can be easily observed in patients with hemodialysis. However, there were few studies on the precise concept and diagnostic criteria for sarcopenia in patients with hemodialysis.
- Trial name
- NCT04927208
- Testing
- exercise and nutritional support
- Where
- South Korea
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Chungnam National University Hospital
Healthy Aging
The Tryptophan Requirement in Healthy Adults
The aging population is growing rapidly. For the first time ever, Canadian seniors outnumbered young adults in 2016. Aging is associated with many physical and metabolic deteriorations including the loss of muscle mass and…
- Trial name
- NCT06283706
- Testing
- Tryptophan
- Where
- Canada
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- The Hospital for Sick Children
Malnutrition; Protein
True Ileal Amino Acid Digestibility of Tenebrio Molitor Larvae in Women
Dietary protein intake of adequate quality is essential for human health. Traditional animal source foods play a key role in providing high quality protein but are associated with a high burden on the environment.
- Trial name
- NCT05885191
- Testing
- 2H intrinsically-labeled T.molitor with 13-C labeled amino acid mixture
- Where
- Switzerland
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- Diego Moretti
CBS Deficiency
Effect of Acetaminophen and N-Acetylcysteine on Liver Metabolism on Homocystinuria
In homocystinuria due to cystathionine beta synthase (CBS) deficiency or classical homocystinuria, decreased blood cysteine levels are observed.
- Trial name
- NCT04015557
- Testing
- Acetaminophen, N-acetylcysteine
- Where
- Brazil
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Hospital de Clinicas de Porto Alegre
Oral Squamous Cell Carcinoma
Association of Salivary Amino Acid Level With OSCC Identified By Liquid Chromatography Mass Spectroscopy
Oral Squamous Cell Carcinoma (OSCC) is the most common oral malignancy worldwide. The prognosis of the OSCC patient is not significant despite the modern treatment facilities.
- Trial name
- OSCC (NCT05150509)
- Testing
- Oral Squamous Cell Carcinoma
- Where
- 2 sites in Bangladesh
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- DR. MALA KHAN
Phenylketonuria
Impact Of A Phe-Restricted Diet On Gut Health In Children With PKU
Phenylketonuria (PKU) is an inherited disorder of phenylalanine (Phe) metabolism. The mainstay of treatment is a Phe-restricted diet, which aims to maintain blood Phe concentrations within the recommended range and prevent…
- Trial name
- NCT07728032
- Testing
- Phenylalanine-restricted diet alone, Sapropterin Dihydrochloride, Sepiapterin
- Where
- United Kingdom
- Volunteers
- 148 people, healthy volunteers welcome
- Sponsor
- Birmingham Women's and Children's NHS Foundation Trust
Maple Syrup Urine Disease
Neurocognitive Outcomes and Quality of Life in Adults With Maple Syrup Urine Disease (MSUD)
Maple Syrup Urine Disease (MSUD) is a disorder of protein metabolism that leads to neurological differences. It is an exciting time where people diagnosed with MSUD are living longer.
- Trial name
- NCT04828863
- Testing
- Neurocognitive testing
- Where
- United States
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Children's Hospital of Philadelphia
Phenylketonuria, Galactosemia
The Early History of Universal Screening for Metabolic Disorders
We are doing this study to learn more about the early history of universal screening for metabolic disorders such as PKU and galactosemia.
- Conditions
- Phenylketonuria, Galactosemia, Inborn Errors of Metabolism
- Trial name
- NCT00309400
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Miami
Healthy Participants
Amino Acid Kinetics in Blood After Consuming Different Milk Protein Supplements
The aim of this study is to investigate the amino acid kinetics in blood after a bout of strength training and ingestion of different milk protein supplements (native whey, whey protein concentrate 80, hydrolysed whey…
- Trial name
- NCT02882386
- Testing
- Strength Training, Milk 1%, Whey protein concentrate 80 (WPC-80)
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Norwegian School of Sport Sciences
Healthy Participants, Hypertension
Human Intestinal Amino Acid Absorption and the Role of a Local (Renin)-Angiotensin System (RAS)
Aim of this trial is to investigate the expression and localisation of different amino acid transporters and their regulatory proteins derived from the regulatory proteins of the local renin angiotensin system (RAS) in the…
- Trial name
- NCT01252368
- Testing
- hypertension
- Where
- Switzerland
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Healthy
Tryptophan Requirement of Healthy School Age Children
Our objective is to determine the requirement for the amino acid tryptophan in school age children using the indicator amino acid technique.
- Trial name
- NCT02018588
- Testing
- tryptophan
- Where
- Canada
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- The Hospital for Sick Children
Aromatic L-amino Acid Decarboxylase Deficiency
Newborn Screening for Aromatic L-amino Acid Decarboxylase Deficiency
Parents of newborns will be invited to test if their newborns are affected with Aromatic L-amino Acid Decarboxylase (AADC) deficiency.
- Trial name
- NCT02399761
- Where
- Taiwan
- Volunteers
- 154,795 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Immune Deficiency, Immune Dysregulation Disorder
Allergy and Immunology Natural History Study
This protocol is a natural history study designed to evaluate subjects (and some family members) with suspected or identified genetic diseases of allergic inflammation or Immune Dysregulation.
- Conditions
- Immune Deficiency, Immune Dysregulation Disorder, Allergic Inflammation
- Trial name
- NCT05584488
- Where
- United States
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- Columbia University
Muscle Loss, Muscle Anabolism
Essential Amino Acids Supplementation and Muscle Protein Synthesis
The modern warfighter faces numerous physiological challenges including sleep deprivation, sustained intense physical activity, and caloric restriction, the combined effects of which may result in the loss of lean body mass and…
- Trial name
- NCT01366924
- Testing
- Essential Amino Acids, Endurance exercise
- Where
- 2 sites in United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- United States Army Research Institute of Environmental Medicine
Protein Malabsorption, Nutritional Deficiency
Bioavailability of Proteins From Plant Based Diets
Proteins play an important role as structural and functional components for the human body and prevent stunting. Protein quality has a great importance in meeting the nutritional needs of populations across the world throughout…
- Conditions
- Protein Malabsorption, Nutritional Deficiency, Nutritional Stunting
- Trial name
- NCT04866927
- Testing
- Use of stable isotopic dilution to assess protein digestibility from Faba bean and to evaluate amino acid bioavailability
- Where
- Morocco
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- International Atomic Energy Agency
Healthy Females, Protein Requirement
Determination of Protein Requirements in Elderly Female Subjects >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
- NCT01604980
- Testing
- Protein intake.
- Where
- Canada
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- The Hospital for Sick Children
Sarcopenia
Amino Acid Bioavailability in Healthy Elderly After Intake of an Oral Nutritional Supplement
In this study healthy older adults are requested to consume 4 different high-protein nutritional supplements. Each subject will visit the site 4 times and at every visit they will consume 1 of the 4 products after which a series…
- Trial name
- ArenA (NCT02013466)
- Testing
- Bolus ONS A, Bolus ONS B, Bolus ONS C
- Where
- Netherlands
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Nutricia Research
Obesity, Post-gastric Bypass
Nutritional Effect of an Amino Acid Mixture on Lean Body Mass (LBM) in Post-bariatric Surgery Patients
The Focus of this study is to look at the role of nutrition in maintaining lean body mass post-gastric bypass surgery. The purpose of this study is to test whether LBM is increased in those patients receiving a nutritional…
- Trial name
- NCT00473356
- Testing
- receive amino acid supplement
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham