Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 24, 2026, 10:23 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 65 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
IGT - Impaired Glucose Tolerance, T2D
Interventions
Oral Glucose Tolerance Test, Hyperglycemic Clamp, Isoglycemic Intravenous Glucose Test, Hyperinsulinemic Euglycemic Clamp and 2H20
Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
12 Years to 18 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Type 1 Diabetes Mellitus, Glucokinase-Maturity Onset Diabetes of the Young (GCK-MODY), MODY2 Diabetes, Healthy Volunteer
Interventions
Study Visit 1, Placebo, Study Visit 2, Sodium Glucose Co-transporter 2 (SGLT2) Inhibitor
Procedure · Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 60 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Insulin Sensitivity
Interventions
Ultrasound, OGTT with unlabeled glucose and liver NMR, OGTT with carbon-13 labeled glucose and liver NMR, CGM glucose reading, HEC - Hyperinsulinemic-Euglycemic-Clamp
Device · Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
18 Years to 80 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Not applicable Interventional Accepts healthy volunteers

Type 2 Diabetes and the Brain in Adolescents

NCT03461510
Conditions
Type 2 Diabetes Mellitus, Obesity, Pediatric Obesity, Insulin Resistance, Dysglycemia, Hyperglycemia
Interventions
Hyperglycemic clamp, Hyperinsulinemic Euglycemic clamp
Procedure
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
12 Years to 18 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Jacksonville, Florida
Conditions
Diabetes Mellitus, Malignant Neoplasm
Interventions
assessment of therapy complications, laboratory biomarker analysis
Procedure · Other
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Polycystic Kidney Disease, Adult, Polycystic Kidney, Autosomal Dominant
Interventions
Aminohippurate Sodium Inj 20%, Iohexol Inj 300 milligrams per milliliter (MG/ML), PET/CT Scan
Drug · Radiation
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 40 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Aurora, Colorado
Active, not recruiting Not applicable Interventional Accepts healthy volunteers Results available

Reprometabolic Syndrome Mediates Subfertility in Obesity

NCT02653092
Conditions
Obesity, Infertility, Hypogonadotropic Hypogonadotropism, Hyperinsulinemia
Interventions
Insulin, Intralipid, Dextrose, Heparin, GnRH, Hyperinsulinemic Euglycemic Clamp
Drug · Procedure
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 38 Years · Female only
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Completed Not applicable Interventional Accepts healthy volunteers

Exercise and Insulin Signaling in Human Skeletal Muscle

NCT02987491
Conditions
Insulin Sensitivity, Obesity, Sedentary Lifestyle
Interventions
Exercise
Behavioral
Lead sponsor
Oregon State University
Other
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Corvallis, Oregon
Completed Not applicable Interventional Results available

Glutamine and Insulin Sensitivity in Type I Diabetes

NCT01467063
Conditions
Type I Diabetes Mellitus
Interventions
Glutamine, Placebo
Dietary Supplement
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
13 Years to 19 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Jacksonville, Florida
Completed Not applicable Interventional Accepts healthy volunteers

Hypoglycemia Associated Autonomic Failure in Type 1 DM, Q2

NCT00592332
Conditions
Type 1 Diabetes
Interventions
Alprazolam, control group
Drug · Other
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 45 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2009
U.S. locations
1
States / cities
Nashville, Tennessee
Completed No phase listed Observational Accepts healthy volunteers

Impact of Metabolic Flexibility on Changes in Metabolic Health

NCT06340321
Conditions
Obesity, Metabolic Syndrome
Interventions
Metabolic flexibility in the fasted state, Metabolic flexibility in euglycemic-hyperinsulinemic clamp, Metabolic flexibility in the metabolic chamber
Diagnostic Test · Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
20 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Conditions
Metabolic Syndrome
Interventions
Diagnostic exams
Other
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
9 Years to 23 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Diabetes Mellitus, Type 2
Interventions
rosiglitazone maleate
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Chula Vista, California
Conditions
McCune-Albright Syndrome, Fibrous Dysplasia, Intraductal Papillary Mucinous Neoplasm, Diabetes Mellitus
Interventions
Hyperinsulinemic Euglycemic Clamp and 2H20, Hyperglycemic Clamp, Oral Glucose Tolerance Test
Procedure · Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Type 1 Diabetes, Diabetic Kidney Disease, Cardiovascular Diseases, Endothelial Dysfunction, Insulin Sensitivity
Interventions
Metformin Hcl 1000Mg Tab, Aminohippurate Sodium 20 % Injection, Iohexol 300 Mg/mL Injectable Solution, Placebo
Drug
Lead sponsor
Kalie Tommerdahl
Other
Eligibility
12 Years to 25 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
2
States / cities
Aurora, Colorado • Seattle, Washington
Conditions
Ischemic Cardiomyopathy, Hibernating Myocardium, Nerve; Disorder, Sympathetic
Interventions
Positron Emission Tomography
Radiation
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years and older
Enrollment
257 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2012
U.S. locations
1
States / cities
Buffalo, New York
Conditions
Diabetes Mellitus, Type 1
Interventions
Hyperinsulinemic, euglycemic and hypoglycemic clamp
Procedure
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Charlottesville, Virginia
Conditions
Type 1 Diabetes Mellitus, Maturity-Onset Diabetes of the Young, Type 2, MODY2, Insulin Resistance
Interventions
Hyperinsulinemic, euglycemic clamp, 20% dextrose
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
13 Years to 51 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Obesity, Insulin Resistance
Interventions
Weight loss with very low fat plant-based diet and regular exercise
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 55 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Completed Not applicable Interventional Accepts healthy volunteers

The Role of the Omentum in the Treatment of Morbid Obesity

NCT00212160
Conditions
Obesity
Interventions
omentectomy
Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2011
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Type 1 Diabetes
Interventions
glucose clamp
Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 50 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2009
U.S. locations
1
States / cities
Nashville, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers Results available

Fatty Acid Oxidation Defects and Insulin Sensitivity

NCT02517307
Conditions
Very Long-chain Acyl-CoA Dehydrogenase Deficiency, Trifunctional Protein Deficiency, Long-chain 3-hydroxyacyl-CoA Dehydrogenase Deficiency, Medium-chain Acyl-CoA Dehydrogenase Deficiency, Normal Volunteers, Carnitine Palmitoyltransferase II Deficiency, Myopathic
Interventions
Intralipid/Heparin, Glycerol/Saline, Hyperinsulinemic euglycemic clamp
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Portland, Oregon
Completed Not applicable Interventional Accepts healthy volunteers

Metabolic Causes of Thrombosis in Type 2 Diabetes - Question 1

NCT00574665
Conditions
Type 2 Diabetes
Interventions
Hyperinsulinemic Hyperglycemic Clamp
Other
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 60 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
GDM, Lactation
Interventions
Hyperinsulinemic-euglycemic clamp
Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut