Clinical trials: Gut Hormones
Roux-en-Y Bariatric Surgery
Investigation of the Effects of Obesity Surgery on Appetitive Behaviour
Among all the existing ways to treat obesity (lifestyle, pharmacological), Roux-en-Y gastric bypass (RYGB) surgery is currently the most effective.
- Trial name
- NCT02010385
- Testing
- Octreotide, Saline
- Where
- Ireland
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University College Dublin
Overweight and Obesity
Satiety Innovation- Study 793. University of Aberdeen
The proposed study will address the effect of developed novel food products through processing innovation on motivation to eat, biomarkers of satiety, nutrient bioavailability and gut health using in vivo studies and validating…
- Trial name
- SATIN (NCT01724411)
- Testing
- Resistant Starch type 3
- Where
- United Kingdom
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- P Burns
Healthy
Studies of the Early Meal Phase in Healthy Individuals - Nutrient Absorption and Gastrointestinal Hormone Secretion
To investigate gastrointestinal hormone secretions and nutrient absorption during the early meal phase we will recruit 12 healthy young men. They will be equipped with peripheral intravenous catheters for frequent blood sampling.
- Trial name
- NCT03543423
- Testing
- Oral glucose tolerance test, Liquid mixed meal test
- Where
- Denmark
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Metabolic Disease, Obesity & Overweight
Direct Measurement of Microstructure of Ingestive Behaviour After Initiation of GLP-1 Receptor Agonist Treatment at Maximum Dose (DIGRAT)
Ingestion of food instigates the release of a battery of enteroendocrine peptide hormones that help control gut motility and digestive secretion.
- Trial name
- DIGRAT (NCT07457424)
- Testing
- semaglutide 1 mg weekly injection
- Where
- Ireland
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- University College Dublin
Children, Healthy
Interaction Between Dairy and Gut Hormone Response on Cognitive Performance in Children.
The purpose of this study is to investigate the short-term effects of milk and yogurt of varying fat and protein content on cognitive performance in healthy children aged 9 - 14 years; and to provide insight into mechanisms by…
- Trial name
- NCT07231146
- Testing
- Fat-Free Milk, Low-Fat Milk, Full-fat Milk
- Where
- Canada
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Toronto Metropolitan University
Roux-en-Y Gastric Bypass, Obesity
Meal Glycaemic Index and Exercise After Gastric Bypass
The study will evaluate postprandial glucose excursions and gut hormone secretion after ingestion of meals with different glycaemic index (GI) values (high vs low) followed by an acute bout of exercise or rest in gastric bypass…
- Trial name
- NCT03478098
- Testing
- Low GI mealtest, Low GI mealtest and subsequent exercise, High GI mealtest
- Where
- Denmark
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Kirstine Nyvold Bojsen-Moeller
Esophageal Neoplasms, Stomach Neoplasms
Food Intake and Gut Hormones in Patients Who Have Undergone Upper Gastrointestinal Surgery for Cancer
Improvements to treatment strategies for patients upper gastrointestinal cancers have produced an increasing population of people who remain free from disease recurrence in the long term.
- Conditions
- Esophageal Neoplasms, Stomach Neoplasms, Weight Loss, Malnutrition
- Trial name
- NCT02385617
- Testing
- Octreotide
- Where
- 2 sites in Ireland, Sweden
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- St. James's Hospital, Ireland
Obesity
Full4Health: Understanding Food-gut-brain Axis Across the Lifecourse
The primary aim of this work is, to 'relate psychological and behavioural parameters of hunger/satiety and food preference to gut hormones, neural activation and energy metabolism by dietary manipulation, across the human…
- Trial name
- F4H (NCT01597024)
- Testing
- Breakfast Study, fMRI Study
- Where
- 3 sites in Greece, Netherlands and 1 more
- Volunteers
- 718 people, healthy volunteers welcome
- Sponsor
- University of Aberdeen
Appetite, Energy Intake
Appetite Regulation and Mycoprotein
The purpose of this study is to investigate the effect of eating various levels of mycoprotein (Quorn) on feelings of appetite, energy intake and levels of gut hormones in overweight volunteers.
- Trial name
- mycoprotein (NCT02053025)
- Testing
- mycoprotein, control protein
- Where
- United Kingdom
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Obesity
Carbohydrate Intake and Gut Hormone Release During Exercise
It is well known that following a single session of moderate-to-high intensity exercise individuals experience a temporary suppression of hunger and a delay in the commencement of eating.
- Trial name
- NCT04019418
- Testing
- Maltodextrin (carbohydrate), Exercise, Rest
- Where
- United Kingdom
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Insulin Resistance, Ethanol
The Effects of Ethanol on Intestinal Permeability and Gut Hormones
The aime of this study is to envsitigate if ethanol has an incretin effect. This is done by administration of ethanol orally vs. an isoethanolaemic i.v. infusion of ethanol.
- Conditions
- Insulin Resistance, Ethanol, Incretin Effect
- Trial name
- NCT03348371
- Testing
- Ethanol
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Endothelial Dysfunction
The Association Between Food Timing and Composition on Gastrointestinal Injury, Stress Hormone and Gastrointestinal Complains.
The study aimed to check the influence of timing and composition of diet on markers of gut injury, endotoxemia and stress.
- Trial name
- NCT06403241
- Testing
- 2000 meter ergometer test
- Where
- Poland
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Poznan University of Physical Education
Ileal Brake, Satiety
Location Specific Differences in Intestinal Brake Activation
The appearance of intact macronutrients in the small intestine can result in the activation of an intestinal brake; a negative feedback mechanism from different parts of the intestine to the stomach, the small intestine and to…
- Conditions
- Ileal Brake, Satiety, Overweight, Obesity
- Trial name
- NCT02500069
- Testing
- Casein (in duodenum), Casein (in jejunum), Casein (in ileum)
- Where
- Netherlands
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Traumatic Brain Injury, Fatigue
Brain and Gut Plasticity in Mild TBI or Post-acute COVID Syndrome Following Growth Hormone Therapy
Patients with a history of mild traumatic brain injury (mTBI) or post acute sequelae of SARS-CoV-2 (PASC) and abnormal growth hormone secretion, as measured by glucagon stimulation test, will be treated with replacement growth…
- Conditions
- Traumatic Brain Injury, Fatigue, Cognitive Impairment, COVID-19
- Trial name
- NCT03554265
- Testing
- Somatropin
- Where
- United States
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- The University of Texas Medical Branch, Galveston
Obesity, Morbid, Metabolic Syndrome
Biometabolic Outcomes After Weight Loss Surgery: An Individualized Approach
Variable outcomes after weight loss surgery are likely attributable to complex, poorly understood mechanisms. Due to the significant impact that morbid obesity has on a patient's health, successful management of obesity and its…
- Conditions
- Obesity, Morbid, Metabolic Syndrome, NASH - Nonalcoholic Steatohepatitis
- Trial name
- NCT04841057
- Testing
- 50 cm BP limb length, 100 cm BP limb length, 150 cm BP limb length
- Where
- United States
- Volunteers
- 750 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Obesity
Effect of Oral Feeding on Gastric Emptying, Gut Blood Flow, and Hormone Responses in Obese and Healthy Weight Subjects
Obesity is a complicated condition that is poorly understood. The aim of this study is to increase our knowledge of how the condition may arise, and what makes obese people remain obese.
- Trial name
- NCT03860623
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Nottingham
type1diabetes, Hunger
Postprandial Gut Hormone Responses in Patients With Type 1 Diabetes Mellitus
The study will compare the postprandial responses to a test meal between subjects with type 1 diabetes and healthy control subjects, in terms of gut hormone levels, meal induced thermogenesis, hunger and satiety perception, as…
- Conditions
- type1diabetes, Hunger, Obesity
- Trial name
- NCT04430946
- Testing
- Standardized test meal
- Where
- Greece
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- National and Kapodistrian University of Athens
Binge Eating Behaviour
Influence of Appetite Related Hormones in Binge Eating Behaviour Among the Overweight and Obese
Malaysia has increasing challenges in lifestyle related diseases, which is related to eating habits and disorders. According to the National Health \& Morbidity Survey in 2011; it was reported the prevalence of obesity is 15.1%…
- Trial name
- NCT01739049
- Testing
- Liraglutide, Diet and Exercise
- Where
- Malaysia
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Universiti Kebangsaan Malaysia Medical Centre
Obesity, Endocrine; Obesity
The Effect of Food Supplements on Food Intake and Gut Hormone Levels
When a meal is eaten, nutrients activate the release of hormones from the bowel into the blood stream. Normally there is a large amount of hormone released, which tells the brain that an individual is full and to stop eating.
- Conditions
- Obesity, Endocrine; Obesity, Appetite; Perverted
- Trial name
- NCT04292236
- Testing
- Lauric Acid, Perilla Oil and Diindolylmethane
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Queen Mary University of London
Normal Non-fluency
Gut Hormones After Oral Versus Intravenous Amino Acids
The study hypothesis is that gut hormones are released after oral but not intravenous amino acids which result in stimulation of insulin secretion.
- Trial name
- NCT01366768
- Testing
- Oral amino acid mixture, Intravenous amino acid administration
- Where
- Sweden
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Lund University