Clinical trials: Oral Glucose Tolerance Test
Metabolic Syndrome, Dyslipidemia
Impact of Consumption of Beta-glucans on the Intestinal Microbiota and Glucose and Lipid Metabolism
The purpose of this study is to investigate if daily consumption of barley beta-glucans effect lipid and glucose metabolism and alter intestinal microbiota composition in participants with metabolic syndrome or with high risk for…
- Conditions
- Metabolic Syndrome, Dyslipidemia, Obesity, Abdominal, Hyperglycemia
- Trial name
- NCT02041104
- Testing
- Bread with added beta-glucans
- Where
- 3 sites in Slovenia
- Volunteers
- 51 people
- Sponsor
- Mlinotest Zivilska Industrija d.d.
Pre-diabetes
Vitamin D in Minorities With Prediabetes
Vitamin D supplementation in minority subjects with both pre-diabetes and low vitamin D levels will delay the development of diabetes.
- Trial name
- NCT00876928
- Testing
- vitamin D
- Where
- United States
- Volunteers
- 117 people
- Sponsor
- Charles Drew University of Medicine and Science
Acromegaly, Type 2 Diabetes Mellitus
Growth Hormone Feedback to Insulin-like Growth Factor-I (IGF-1) and Oral Glucose Tolerance Test (OGTT)
Growth hormone (GH) and Insulin-like growth factor-I (IGF-I) secretion are altered in acromegaly and type 2 Diabetes Mellitis (DM).
- Trial name
- NCT00915954
- Testing
- Oral Glucose Tolerance Test, Subcutaneous administration of recombinant human IGF-1
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Cedars-Sinai Medical Center
Type 2 Diabetes
Effect of 2-Week Nightly Moderate Hypoxia on Glucose Tolerance in Individuals With Type 2 Diabetes
The purpose of this study is to determine if 2 weeks of nightly exposure (7-12 hours per night) to moderate hypoxia (~2,400 meters or 7,500 feet) improves glucose metabolism in people with type 2 diabetes.
- Trial name
- SLEEPDM (NCT02513641)
- Testing
- Hypoxico Altitude Training Systems
- Where
- 2 sites in United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Insulin Resistance
The Effects of Altering Physical Activity on Cardiometabolic Health
The effects of physical inactivity on variations in blood glucose and vascular health are not fully understood. The purpose of this study is to determine if an acute transition from physical activity to inactivity alters vascular…
- Trial name
- PIA (NCT01879059)
- Testing
- Exercise
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- University of Kansas Medical Center
Glucose Intolerance, Aortic Stiffness
Healthy Aging Through Functional Food
The purpose of this study is to determine whether dietary inducers of glyoxalase 1 are effective in improving metabolic and vascular health.
- Conditions
- Glucose Intolerance, Aortic Stiffness, Vasodilation
- Trial name
- HATFF (NCT02095873)
- Testing
- Glyoxalase 1 (Glo1) inducer
- Where
- United Kingdom
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Warwick
Continuous Glucose Monitoring, Oral Glucose Tolerance
Non-Nutritive Sweetener Consumption and Glucose Homeostasis in Older Adults With Prediabetes
Animal and observational research in humans suggest that specific types of non-nutritive sweeteners (NNS) may impair glycemic control.
- Conditions
- Continuous Glucose Monitoring, Oral Glucose Tolerance, Insulin Sensitivity, Inflammatory Markers
- Trial name
- NCT05337098
- Testing
- Non-Nutritive Sweetener Intake and impact on glucose homeostasis
- Where
- United States
- Volunteers
- 31 people
- Sponsor
- Virginia Polytechnic Institute and State University
Gestational Diabetes
Postpartum Continuous Glucose Monitoring (CGM) Study
This research study is being done to assess if using a glucose sensor (also known as a continuous glucose monitor) after childbirth can help identify women who are at risk of developing diabetes after having diabetes during…
- Trial name
- NCT05714761
- Testing
- Dexcom glucose sensor
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Icahn School of Medicine at Mount Sinai
Gestational Diabetes, Diagnoses Disease
Fasting Versus Fed: Effect of Oral Intake Prior to the Glucose Tolerance Test in Pregnancy
Studies suggest that the timing interval between oral intake and the 1-hour gestational diabetes screen may have a significant impact on gestational diabetes screening glucose levels.
- Conditions
- Gestational Diabetes, Diagnoses Disease, Pregnancy in Diabetic, Glucose, High Blood
- Trial name
- NCT04547023
- Testing
- Fasting before gestational diabetes screen, Per oral intake of food and drink
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- Stanford University
Metabolic Diseases
Evaluation of Kisspeptin Glucose-Stimulated Insulin Secretion With Oral Glucose Tolerance Test
The goal of this study is to understand how exogenous kisspeptin affects metabolism by evaluating responses to an oral glucose tolerance test
- Trial name
- NCT04958109
- Testing
- Oral Glucose Tolerance Test, Kisspeptin
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Type 2 Diabetes
Study of Vitamin D and Omega-3 Supplementation for Preventing Diabetes
The VITamin D and OmegA-3 TriaL (VITAL; NCT 01169259) is an ongoing randomized clinical trial in 25,875 U.S. men and women investigating whether taking daily dietary supplements of vitamin D3 (2000 IU) or omega-3 fatty acids…
- Trial name
- NCT01633177
- Testing
- Vitamin D3, Omega-3 fatty acid (fish oil)
- Where
- United States
- Volunteers
- 22,220 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital