Clinical trials: Glucose Regulation
Gestational Diabetes Mellitus, Type 2 Diabetes Mellitus
Combined Liraglutide and Metformin Therapy in Women With Previous Gestational Diabetes Mellitus (GDM)
A diagnosis of gestational diabetes mellitus (GDM)has significant implications for the future health of the mother. GDM is often the culmination of years of unrecognized and unmodified diabetes risk factors that lead to overt and…
- Conditions
- Gestational Diabetes Mellitus, Type 2 Diabetes Mellitus, Metabolic Syndrome, Impaired Glucose Tolerance
- Trial name
- NCT01234649
- Testing
- Metformin XR plus liraglutide
- Where
- United States
- Volunteers
- 153 people, healthy volunteers welcome
- Sponsor
- Woman's
Obesity
Sugar-replacement Sweeteners, and Blood Sugar Control
Several sugar-replacement sweeteners are currently on the market, including saccharine (ex. Sweet'N Low), aspartame (ex. Equal), and sucralose (ex. Splenda).
- Trial name
- SIR (NCT01128829)
- Testing
- Water, Sucralose
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Healthy Diet
Effect of Ultra Processed Versus Unprocessed Diets on Energy Intake
Background: Eating too much processed food is believed to lead to obesity. But the effect of processed food on energy intake has not been carefully studied.
- Trial name
- NCT03407053
- Testing
- Ultra-processed diet, Unprocessed diet
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Healthy
CEP-1 Hormonal Regulation of Circulating Endothelial Progenitor Cells and HDL-C in Men
The original purpose of this research study was to understand the effects of testosterone (T) and estrogen on stem cells in the blood.
- Trial name
- CEP-1 (NCT00729859)
- Testing
- Acyline, Acyline + Testosterone gel, Acyline + testosterone gel + anastrozole
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- University of Washington
Obesity, Insulin Resistance
Ghrelin Regulation and Structure: Effect of Thiazolidinedione Therapy on Ghrelin
The purpose of this study is to learn more about how insulin resistance (inability to process glucose correctly resulting in mildly elevated glucose levels) affects the hormone ghrelin.
- Trial name
- NCT00843791
- Testing
- pioglitazone
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Insulin Resistance, Type 2 Diabetes Mellitus
T-IR- Study to Understand the Effects of Testosterone and Estrogen on the Body's Response to the Hormone Insulin
The purpose of this research study is to understand the effects of testosterone and estrogen on the body's response to the hormone insulin.
- Conditions
- Insulin Resistance, Type 2 Diabetes Mellitus, Obesity, Androgen Deficiency
- Trial name
- T-IR (NCT01686828)
- Testing
- Acyline, Testosterone 1.62% gel, Letrozole
- Where
- United States
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- University of Washington
Hepatic Steatosis, Polycystic Ovarian Syndrome
Liver and Fat Regulation in Overweight Adolescent Girls
Women with polycystic ovarian syndrome (PCOS) have increased rates of hepatic steatosis compared to weight similar women with regular menses. It is unclear if this is related to high testosterone or insulin resistance.
- Conditions
- Hepatic Steatosis, Polycystic Ovarian Syndrome, Obesity
- Trial name
- APPLE (NCT02157974)
- Testing
- Byetta 5Mcg Pen Injection
- Where
- United States
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Diabetes Mellitus, Type 1
GPR119 Agonist for Hypoglycemia in Type 1 Diabetes
The purpose of this study is to test if a specific research medication could increase the response to low blood glucose in people with type 1 diabetes.
- Trial name
- PHROG (NCT04432090)
- Testing
- Study Medication (MBX-2982), No medication for this group
- Where
- United States
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- AdventHealth Translational Research Institute
Type 1 Diabetes
Closed-loop Glucose Control for Automated Management of Type 1 Diabetes
We hypothesize that our integrated closed-loop glucose-control system can provide effective, tight, and safe blood glucose (BG) control in type 1 diabetes, thereby establishing the feasibility of closed-loop BG control.
- Trial name
- NCT00811317
- Testing
- Closed-loop
- Where
- United States
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Boston University Charles River Campus
Healthy, Obese
Exercise Regulation of Human Adipose Tissue
The purpose of this study is to determine whether exercise training leads to changes in the white adipose tissue that are beneficial to the body's regulation of sugar and body weight.
- Conditions
- Healthy, Obese, Diabetes Mellitus, Type 2
- Trial name
- NCT03133156
- Testing
- Exercise Intervention
- Where
- United States
- Volunteers
- 93 people, healthy volunteers welcome
- Sponsor
- Joslin Diabetes Center
Obesity
Prevention of Obesity in Women Via Estradiol Regulation
The purpose of this study is to evaluate potential mechanisms by which estradiol deficiency accelerates fat gain and abdominal fat accumulation in women.
- Trial name
- POWER (NCT00687739)
- Testing
- leuprolide acetate, Estradiol Transdermal, progressive resistance exercise training
- Where
- United States
- Volunteers
- 79 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Obesity
Dopamine and Insulin Resistance
Obese individuals have fewer striatal dopamine type 2 receptors (DRD2) than normal weight individuals. Lower DRD2 levels are associated with addiction and a decreased sense of pleasure.Obesity is also associated with insulin…
- Trial name
- NCT00802204
- Testing
- PET scan, Oral glucose tolerance test, MRI
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Insulin Secretion
Regulation of Insulin Secretion by the GLP-1 Receptor
AIM2: The purpose of Aim-2 of this study is to determine the role of basal GLP-1 action on the beta-cell response to insulin resistance.
- Trial name
- NCT02844907
- Testing
- Exendin (9-39), Dexamethasone, Hyperglycemic Clamp
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Aging, Insulin Sensitivity
Antecedent Metabolic Health and Metformin Aging Study
Aging is the number one risk factor for the majority of chronic diseases. There are no pharmaceutical treatments to slow aging and prolong healthspan.
- Conditions
- Aging, Insulin Sensitivity, Chronic Disease, Mitochondria
- Trial name
- ANTHEM (NCT04264897)
- Testing
- Metformin
- Where
- 2 sites in United States
- Volunteers
- 166 people, healthy volunteers welcome
- Sponsor
- Oklahoma Medical Research Foundation
Depression, Insulin Resistance
Endogenous Opioid Activity and Affective State in Insulin Resistant Women
Insulin resistance, a primary component of the metabolic syndrome, is an escalating phenomenon in the United States, and confers an increased risk of depression and mood disorder, particularly in women.
- Conditions
- Depression, Insulin Resistance, Metabolic Syndrome
- Trial name
- NCT02069379
- Testing
- Metformin
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Vitamin D Deficiency
Vitamin D Deficiency, Insulin Resistance and FGF-23
The purpose of this project is to determine if treating vitamin D deficiency decreases insulin resistance and improves insulin secretion in healthy volunteers.
- Trial name
- NCT00491322
- Testing
- Ergocalciferol
- Where
- United States
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Hyperlipidemia
Sitagliptin Regulation of Intestinal and Hepatic Lipoprotein Particle and Hepatic Glucose Production in Humans
Recent studies in both animals and humans has demonstrated that the hormone GLP-1 (glucagon like peptide 1) reduces intestinal production of lipoprotein particles.
- Trial name
- NCT01600703
- Testing
- Sitagliptin
- Where
- Canada
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- University Health Network, Toronto
Obesity
Evaluation of Pulse Fibre Supplementation on Obesity and the Metabolic Syndrome
The recent dramatic increase in obesity has been linked to a reduction of dietary fibre intake. We hypothesized that supplementing the diet of overweight and obesity adults with pulse fibre will improve their metabolic status…
- Trial name
- NCT01719900
- Testing
- Pulse fibre, Control
- Where
- Canada
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- University of Calgary
Prediabetes
Regulation of Postprandial Nitric Oxide Bioavailability and Vascular Function By Dairy Milk
Cardiovascular disease (CVD) is the leading cause of death in the United States. Short-term increases in blood sugar, or postprandial hyperglycemia (PPH), affect blood vessel function and increase the risk of CVD.
- Trial name
- NCT02482675
- Testing
- Glucose, Glucose with Non-fat Milk, Glucose with Whey Protein Isolate
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Prediabetes
Regulation of Postprandial Nitric Oxide Bioavailability and Vascular Function By Dairy Fat
Cardiovascular disease (CVD) is the leading cause of death in the United States. Short-term increases in blood sugar, or postprandial hyperglycemia (PPH), affect blood vessel function and increase the risk of CVD.
- Trial name
- NCT02482610
- Testing
- Glucose, Glucose with Whole Fat Milk, Glucose with Non-fat Milk
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Ohio State University